# Building permits at 601 Union St, Seattle, WA

The biggest project within a quarter mile since May 1: a $4.8M alteration or repair at 600 University St, permitted Jul 8.

200 permits on record here. The newest, Sep 23: Construct blanket permit tenant improvements to Snell & Wilmer on the 37th floor of existing commercial. Within a quarter mile, the city has issued 43 more permits (42 projects) since May 1.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Sep 23, 2026 | Alteration or repair | Construct blanket permit tenant improvements to Snell & Wilmer on the 37th floor of existing commercial building per plan. | $64,000 | [7163264-BK](https://nearbypermits.com/seattle/permit/7163264-BK/) |
| Sep 23, 2026 | Alteration or repair | Construct blanket permit tenant improvements to Snell & Wilmer on the 37th floor of existing commercial building per plan. | $206,000 | [7163258-BK](https://nearbypermits.com/seattle/permit/7163258-BK/) |
| Sep 15, 2026 | Alteration or repair | Construct blanket permit tenant improvements to Avenue5 Residential on the 50th floor of existing commercial building per plan. | $1,107,000 | [7160931-BK](https://nearbypermits.com/seattle/permit/7160931-BK/) |
| Aug 7, 2026 | Alteration or repair | Construct blanket permit tenant improvements to Kilpatrick Townsend on the 41st floor of existing commercial building per plan. | $1,535,000 | [7154032-BK](https://nearbypermits.com/seattle/permit/7154032-BK/) |
| Aug 7, 2026 | Alteration or repair | Construct blanket permit tenant improvements to JLL on the 28th floor of existing commercial building per plan. | $977,000 | [7151762-BK](https://nearbypermits.com/seattle/permit/7151762-BK/) |
| Aug 4, 2026 | Alteration or repair | Construct blanket permit tenant improvements to Washington Holdings on the 41st floor of existing commercial building per plan. | $183,000 | [7151763-BK](https://nearbypermits.com/seattle/permit/7151763-BK/) |
| Jul 27, 2026 | Alteration or repair | Construct blanket permit tenant improvements to Puget Sound Clean Air Agency on parking level B of existing commercial building per plan. | $15,000 | [7154701-BK](https://nearbypermits.com/seattle/permit/7154701-BK/) |
| Mar 9, 2026 | Alteration or repair | Construct blanket permit tenant improvements to Freeman Mathis & Gary on the eighth floor of existing commercial building per plan. | $82,000 | [7130724-BK](https://nearbypermits.com/seattle/permit/7130724-BK/) |
| Feb 9, 2026 | Alteration or repair | Construct blanket permit tenant improvements to BGO on the 54th floor of existing commercial building per plan. | $180,000 | [7128244-BK](https://nearbypermits.com/seattle/permit/7128244-BK/) |
| Dec 3, 2025 | Alteration or repair | Construct blanket permit tenant improvements to Robert Half on the 43rd floor of existing commercial building per plan. | $445,000 | [7117084-BK](https://nearbypermits.com/seattle/permit/7117084-BK/) |
| Dec 3, 2025 | Alteration or repair | Construct blanket permit tenant improvements to Bush Kornfeld LLP on the 46th floor of existing commercial building per plan. | $85,000 | [7116856-BK](https://nearbypermits.com/seattle/permit/7116856-BK/) |
| Nov 6, 2025 | Alteration or repair | Construct blanket permit tenant improvements to AlTi Tiedemann Global on the 33rd floor of existing commercial building per plan. | $320,000 | [7114747-BK](https://nearbypermits.com/seattle/permit/7114747-BK/) |
| Nov 3, 2025 | Alteration or repair | Construct blanket permit tenant improvements to future tenant on the 43rd floor of existing commercial building per plan. | $25,000 | [7113366-BK](https://nearbypermits.com/seattle/permit/7113366-BK/) |
| Oct 21, 2025 | Alteration or repair | Construct tenant improvements for office space at level 54 of existing commercial building occupy per plan | $2,098,000 | [7054936-CN](https://nearbypermits.com/seattle/permit/7054936-CN/) |
| Sep 30, 2025 | Alteration or repair | Construct blanket permit tenant improvements to Morgan Stanley on the 51st and 52nd floors of existing commercial building per plan. | $150,000 | [7105173-BK](https://nearbypermits.com/seattle/permit/7105173-BK/) |
| Aug 21, 2025 | Alteration or repair | Construct blanket permit tenant improvements to Baird on the 47th floor of existing commercial building per plan. | $2,100,000 | [7094918-BK](https://nearbypermits.com/seattle/permit/7094918-BK/) |
| Aug 11, 2025 | Alteration or repair | Construct blanket permit tenant improvements to future tenant on the fourth floor of existing commercial building per plan. | $117,000 | [7100508-BK](https://nearbypermits.com/seattle/permit/7100508-BK/) |
| Aug 5, 2025 | Alteration or repair | Construct tenant improvements for fitness center on level 1 of existing commercial building occupy per plan | $949,000 | [7053957-CN](https://nearbypermits.com/seattle/permit/7053957-CN/) |
| Jul 3, 2025 | Alteration or repair | Construct blanket permit tenant improvements to Lasher Holzapfel Sperry & Ebberson on the 26th and 27th floors of existing commercial building per plan. | $990,000 | [7089228-BK](https://nearbypermits.com/seattle/permit/7089228-BK/) |
| Jun 30, 2025 | Alteration or repair | Construct blanket permit tenant improvements to Lina on the sixth floor of existing commercial building per plan. | $65,000 | [7092908-BK](https://nearbypermits.com/seattle/permit/7092908-BK/) |
| Jun 26, 2025 | Alteration or repair | Construct blanket permit tenant improvements to The Hartford on the ninth floor of existing commercial building per plan. | $85,000 | [7092322-BK](https://nearbypermits.com/seattle/permit/7092322-BK/) |
| Jun 4, 2025 | Alteration or repair | Construct alteration in existing office building at level 54 per plan. | $15,000 | [7078200-CN](https://nearbypermits.com/seattle/permit/7078200-CN/) |
| May 28, 2025 | Alteration or repair | Construct blanket permit tenant improvements to Kosmos Management LLC on the 39th floor of existing commercial building per plan. | $236,000 | [7084324-BK](https://nearbypermits.com/seattle/permit/7084324-BK/) |
| May 9, 2025 | Alteration or repair | Construct blanket permit tenant improvements to Montgomery Purdue on the 13th floor of existing commercial building per plan. | $849,000 | [7084136-BK](https://nearbypermits.com/seattle/permit/7084136-BK/) |
| Apr 15, 2025 | Alteration or repair | Construct blanket permit tenant improvements to future tenant on the 54th floor of existing commercial building per plan. | $1,250,000 | [7078966-BK](https://nearbypermits.com/seattle/permit/7078966-BK/) |
| Mar 13, 2025 | Alteration or repair | Construct blanket permit tenant improvements to future tenant on the 13th floor of existing commercial building per plan. | $65,000 | [7072503-BK](https://nearbypermits.com/seattle/permit/7072503-BK/) |
| Jan 30, 2025 | Alteration or repair | Construct alterations to existing office building at levels 40 and 41 per plan. | $6,000 | [7017972-CN](https://nearbypermits.com/seattle/permit/7017972-CN/) |
| Jan 22, 2025 | Alteration or repair | Construct blanket permit tenant improvements to Williams Kastner on the 40th floor of existing commercial building per plan. | $960,000 | [7061735-BK](https://nearbypermits.com/seattle/permit/7061735-BK/) |
| Jan 7, 2025 | Alteration or repair | Construct blanket permit tenant improvements to Indigo Real Estate on the 32nd floor of existing commercial building per plan. | $43,000 | [7062394-BK](https://nearbypermits.com/seattle/permit/7062394-BK/) |
| Dec 13, 2024 | Alteration or repair | Construct blanket permit tenant improvements to future tenant on the 54th floor of existing commercial building per plan. | $85,000 | [7059637-BK](https://nearbypermits.com/seattle/permit/7059637-BK/) |
| Dec 3, 2024 | Alteration or repair | Construct blanket permit tenant improvements to future tenant on the 54th floor of existing commercial building per plan. | $52,000 | [7056553-BK](https://nearbypermits.com/seattle/permit/7056553-BK/) |
| Nov 6, 2024 | Alteration or repair | Construct blanket permit tenant improvements to Principal Financial in Suite 2200 of existing commercial building per plan. | $35,000 | [7054139-BK](https://nearbypermits.com/seattle/permit/7054139-BK/) |
| Sep 12, 2024 | Alteration or repair | Construct blanket permit tenant improvements to United Capital Financial Advisors on the 53rd floor of existing commercial building per plan. | $70,000 | [7044989-BK](https://nearbypermits.com/seattle/permit/7044989-BK/) |
| Mar 21, 2024 | Alteration or repair | Construct blanket permit tenant improvements for FRAZIER HEALTHCARE in Suite 3200 of existing commercial building per plan. | $30,000 | [7012757-BK](https://nearbypermits.com/seattle/permit/7012757-BK/) |
| Mar 21, 2024 | Alteration or repair | Construct blanket permit tenant improvements to MCKINLEY IRVIN on 30th Floor of existing commercial building per plan. | $31,000 | [7012733-BK](https://nearbypermits.com/seattle/permit/7012733-BK/) |
| Mar 18, 2024 | Alteration or repair | Construct blanket permit tenant improvements to future tenant on the 15th floor of existing commercial building per plan. | $185,000 | [7011589-BK](https://nearbypermits.com/seattle/permit/7011589-BK/) |
| Dec 7, 2023 | Alteration or repair | Construct blanket permit tenant improvements to future tenant on the 27th floor of existing commercial building per plan. | $385,000 | [6999009-BK](https://nearbypermits.com/seattle/permit/6999009-BK/) |
| Nov 16, 2023 | Alteration or repair | Construct blanket permit tenant improvements to future tenant on the 33rd floor of existing commercial building per plan. | $323,000 | [6995364-BK](https://nearbypermits.com/seattle/permit/6995364-BK/) |
| Oct 17, 2023 | Alteration or repair | Construct blanket permit tenant improvements to future tenant on the 31st and 32nd floors of existing commercial building per plan. | $1,200,000 | [6990758-BK](https://nearbypermits.com/seattle/permit/6990758-BK/) |
| Sep 12, 2023 | Alteration or repair | Construct minor tenant improvements at levels 23 and 24 of existing office building (Two Union Square) per plan. | $30,000 | [6974198-CN](https://nearbypermits.com/seattle/permit/6974198-CN/) |
| May 1, 2023 | Alteration or repair | Construct blanket permit tenant improvements to future tenant on the 30th floor of existing commercial building per plan. | $343,000 | [6959710-BK](https://nearbypermits.com/seattle/permit/6959710-BK/) |
| Mar 9, 2023 | Alteration or repair | Construct blanket permit tenant improvements to future tenant on the 33rd floor of existing commercial building per plan. | $773,760 | [6951727-BK](https://nearbypermits.com/seattle/permit/6951727-BK/) |
| Dec 29, 2022 | Alteration or repair | Construct blanket permit tenant improvements to future tenant on the 16th floor of existing commercial building per plan. | $250,000 | [6939681-BK](https://nearbypermits.com/seattle/permit/6939681-BK/) |
| Sep 19, 2022 | Alteration or repair | Construct blanket permit tenant improvements to future tenant on the 50th floor of existing commercial building per plan. | $30,000 | [6922705-BK](https://nearbypermits.com/seattle/permit/6922705-BK/) |
| Jul 14, 2022 | Alteration or repair | Construct blanket permit tenant improvements to Colliers on floor 53 of existing commercial building per plan. | $333,321 | [6910741-BK](https://nearbypermits.com/seattle/permit/6910741-BK/) |
| Jun 24, 2022 | Alteration or repair | Construct blanket permit tenant improvements for JLL on Floor 28 of existing commercial building per plan. | $396,890 | [6904651-BK](https://nearbypermits.com/seattle/permit/6904651-BK/) |
| Jun 13, 2022 | Alteration or repair | Construct blanket permit tenant improvements for JLL on Floor 35 of existing commercial building per plan. | $10,000 | [6902915-BK](https://nearbypermits.com/seattle/permit/6902915-BK/) |
| Apr 15, 2022 | Alteration or repair | Blanket permit tenant improvements to office space for LiveRamp on the 24th floor per plans. | $506,193 | [6891200-BK](https://nearbypermits.com/seattle/permit/6891200-BK/) |
| Apr 5, 2022 | Alteration or repair | Blanket permit tenant improvements to office space for CopperPoint on the 37th floor per plans. | $440,000 | [6891701-BK](https://nearbypermits.com/seattle/permit/6891701-BK/) |
| Mar 23, 2022 | Alteration or repair | Blanket permit tenant improvements to office space for Physicians Insurance on the 5th floor per plans. | $549,000 | [6887944-BK](https://nearbypermits.com/seattle/permit/6887944-BK/) |
| Jan 13, 2022 | Alteration or repair | Blanket permit tenant improvements to office space for Rael Letson on the 24th floor per plans. | $53,000 | [6876063-BK](https://nearbypermits.com/seattle/permit/6876063-BK/) |
| Nov 30, 2021 | Alteration or repair | Blanket permit tenant improvements to office space for future tenant on the 14th floor per plans. | $90,000 | [6867647-BK](https://nearbypermits.com/seattle/permit/6867647-BK/) |
| Sep 15, 2021 | Alteration or repair | Blanket permit tenant improvements to office space for Avenue 55 on the 29th floor per plans. | $187,000 | [6858245-BK](https://nearbypermits.com/seattle/permit/6858245-BK/) |
| Aug 13, 2021 | Alteration or repair | Blanket permit tenant improvements to office space for Protiviti on the 43rd floor per plans. | $190,000 | [6851650-BK](https://nearbypermits.com/seattle/permit/6851650-BK/) |
| Jul 29, 2021 | Alteration or repair | Blanket permit tenant improvements to office space for Frazier Healthcare on the 32nd floor per plans. | $130,000 | [6850348-BK](https://nearbypermits.com/seattle/permit/6850348-BK/) |
| Jul 26, 2021 | Alteration or repair | Blanket permit tenant improvements to office space for Cumming Corporation on the 18th floor per plans. | $335,000 | [6848973-BK](https://nearbypermits.com/seattle/permit/6848973-BK/) |
| Jun 4, 2021 | Alteration or repair | Blanket permit tenant improvements to office space for Onelin on the 17th floor per plans. | $85,000 | [6841545-BK](https://nearbypermits.com/seattle/permit/6841545-BK/) |
| May 5, 2021 | Alteration or repair | Blanket permit tenant improvements to office space for NC APEC on the 17th floor per plans. | $72,000 | [6836793-BK](https://nearbypermits.com/seattle/permit/6836793-BK/) |
| May 4, 2021 | Alteration or repair | Blanket permit tenant improvements to office space for KBF on the 17th floor per plans. | $85,000 | [6834760-BK](https://nearbypermits.com/seattle/permit/6834760-BK/) |
| Apr 9, 2021 | Alteration or repair | Blanket permit tenant improvements to office space for BDO on the 23rd & 24TH floors per plans. | $1,430,346 | [6827964-BK](https://nearbypermits.com/seattle/permit/6827964-BK/) |
| Apr 8, 2021 | Alteration or repair | Blanket permit tenant improvements to office space for HomeStreet on the 11th floor per plans. | $20,000 | [6832401-BK](https://nearbypermits.com/seattle/permit/6832401-BK/) |
| Jan 14, 2021 | Alteration or repair | Blanket permit tenant improvements to office space for TUS Alliance Bernstein on the 46th floor per plans. | $145,000 | [6814303-BK](https://nearbypermits.com/seattle/permit/6814303-BK/) |
| Nov 30, 2020 | Alteration or repair | Blanket permit tenant improvements to office space for TUS on the 29th floor per plans. | $108,000 | [6807189-BK](https://nearbypermits.com/seattle/permit/6807189-BK/) |
| Aug 26, 2020 | Alteration or repair | Blanket permit tenant improvements to HomeStreet Bank on the 18th floor per plans. | $150,000 | [6796858-BK](https://nearbypermits.com/seattle/permit/6796858-BK/) |
| Aug 5, 2020 | Alteration or repair | Blanket permit tenant improvements to office space for BlackRock on floors 55 & 56 per plans. | $1,010,016 | [6788060-BK](https://nearbypermits.com/seattle/permit/6788060-BK/) |
| Jul 1, 2020 | Fence, wall or deck | Construct tenant improvement to infill stair opening in office space at level 55 in existing commercial structure per plan. | $45,000 | [6779046-CN](https://nearbypermits.com/seattle/permit/6779046-CN/) |
| Jul 1, 2020 | Roofing | Construct alterations to install new canopy and replace waterproofing at plaza levels of existing commercial building per plan. | $750,000 | [6750356-CN](https://nearbypermits.com/seattle/permit/6750356-CN/) |
| Feb 3, 2020 | Alteration or repair | Blanket permit tenant improvements to office space for Morgan Stanley on the 29th floor per plans. | $907,151 | [6765439-BK](https://nearbypermits.com/seattle/permit/6765439-BK/) |
| Oct 11, 2019 | Alteration or repair | Blanket permit tenant improvements to office space for TUS USI Kibble on the 12th floor per plans. | $975,000 | [6748079-BK](https://nearbypermits.com/seattle/permit/6748079-BK/) |
| Oct 3, 2019 | Alteration or repair | Change out door hardware on (5) fire rated stairway exit doors to fail-secure locksets per plans | $9,250 | [6731637-CN](https://nearbypermits.com/seattle/permit/6731637-CN/) |
| Sep 18, 2019 | Alteration or repair | Blanket permit tenant improvements to office space for TUS USI Kibble on the 6th floor per plans | $219,200 | [6748078-BK](https://nearbypermits.com/seattle/permit/6748078-BK/) |
| Sep 17, 2019 | Alteration or repair | Blanket permit tenant improvements to office space for Tiedemann on the 33rd floor per plans. | $250,000 | [6745793-BK](https://nearbypermits.com/seattle/permit/6745793-BK/) |
| Sep 6, 2019 | Alteration or repair | Blanket permit tenant improvements to office space for Apple on the 7th floor per plans. | $1,480,000 | [6744200-BK](https://nearbypermits.com/seattle/permit/6744200-BK/) |
| Jul 25, 2019 | Alteration or repair | Blanket permit tenant improvements to office space on the 14th floor per plans. | $265,383 | [6738427-BK](https://nearbypermits.com/seattle/permit/6738427-BK/) |
| Jul 11, 2019 | Alteration or repair | Blanket permit tenant improvements to TUS space on the 43rd floor per plans. | $68,000 | [6733265-BK](https://nearbypermits.com/seattle/permit/6733265-BK/) |
| Jul 4, 2019 | Fence, wall or deck | Construct alterations to portion of existing parking garage for communications equipment per plans. Mechanical included this permit. | $15,000 | [6720281-CN](https://nearbypermits.com/seattle/permit/6720281-CN/) |
| Jul 1, 2019 | Alteration or repair | Blanket permit tenant improvements for TUS NorthWestern Mutual on the 25th floor per plans. | $1,325,000 | [6734091-BK](https://nearbypermits.com/seattle/permit/6734091-BK/) |
| Jun 24, 2019 | Alteration or repair | Blanket permit tenant improvements to office space for HomeStreet Bank on the 14th floor per plans. | $80,000 | [6731209-BK](https://nearbypermits.com/seattle/permit/6731209-BK/) |
| Jun 21, 2019 | Alteration or repair | TUS Marcus & Millichap Movable Partition | $13,500 | [6718396-CN](https://nearbypermits.com/seattle/permit/6718396-CN/) |
| Jun 18, 2019 | Alteration or repair | Blanket permit tenant improvements to office space for Apple on the 46th floor per plans. | $1,071,430 | [6731623-BK](https://nearbypermits.com/seattle/permit/6731623-BK/) |
| Jun 18, 2019 | Alteration or repair | Blanket permit tenant improvements to office space for Bennett Bigelow & Leedom on the 15th floor per plans. | $162,000 | [6730917-BK](https://nearbypermits.com/seattle/permit/6730917-BK/) |
| May 7, 2019 | Alteration or repair | Blanket permit tenant improvements to office space for TUS USI Kibble on the 10th floor per plans. | $425,500 | [6719041-BK](https://nearbypermits.com/seattle/permit/6719041-BK/) |
| Mar 13, 2019 | Alteration or repair | Blanket permit tenant improvements to office space for TUS - Marcus & Millichap on the 27th floor per plans. | $212,407 | [6710751-BK](https://nearbypermits.com/seattle/permit/6710751-BK/) |
| Mar 12, 2019 | Alteration or repair | Blanket permit tenant improvements to office space on the 35th floor per plans. | $81,700 | [6716081-BK](https://nearbypermits.com/seattle/permit/6716081-BK/) |
| Mar 4, 2019 | Alteration or repair | Blanket permit tenant improvements to office space for TUS-Berkadia on the 39th floor per plans. | $196,100 | [6714832-BK](https://nearbypermits.com/seattle/permit/6714832-BK/) |
| Jan 3, 2019 | Alteration or repair | Blanket permit tenant improvements to office space for TUS on the 42nd floor per plans. | $2,500,000 | [6705714-BK](https://nearbypermits.com/seattle/permit/6705714-BK/) |
| Dec 14, 2018 | Alteration or repair | Blanket permit tenant improvements to office space for TUS Commerce Bank on the 36th floor per plans. | $126,000 | [6703728-BK](https://nearbypermits.com/seattle/permit/6703728-BK/) |
| Dec 6, 2018 | Alteration or repair | Blanket permit tenant improvements to office space for USI Kibble on the 9th floor per plans. | $426,000 | [6702184-BK](https://nearbypermits.com/seattle/permit/6702184-BK/) |
| Dec 6, 2018 | Alteration or repair | Blanket permit tenant improvements to office space for USI Kibble on the 8th floor per plans. | $342,000 | [6702182-BK](https://nearbypermits.com/seattle/permit/6702182-BK/) |
| Dec 6, 2018 | Alteration or repair | Change use from office to assembly and construct alterations for conference center on 49th floor of existing office building and occupy per plan. | $387,000 | [6672402-CN](https://nearbypermits.com/seattle/permit/6672402-CN/) |
| Oct 5, 2018 | Alteration or repair | Blanket permit tenant improvements to office space for Tarragon on the 35th floor per plans. | $359,700 | [6691882-BK](https://nearbypermits.com/seattle/permit/6691882-BK/) |
| Aug 7, 2018 | Alteration or repair | Blanket permit tenant improvements to office space for TUS-Health Management Associates in NE corner on the 16th floor per plans. | $201,380 | [6681862-BK](https://nearbypermits.com/seattle/permit/6681862-BK/) |
| Jul 2, 2018 | Alteration or repair | Blanket permit tenant improvements to office space for Marcus & Millichap on the 27th floor per plans. | $108,900 | [6672646-BK](https://nearbypermits.com/seattle/permit/6672646-BK/) |
| Jul 2, 2018 | Alteration or repair | Blanket permit tenant improvements to office space for Oliver Capital north side on the 42nd floor per plans. | $65,800 | [6669721-BK](https://nearbypermits.com/seattle/permit/6669721-BK/) |
| Apr 11, 2018 | Alteration or repair | Blanket Permit for interior non-structural alterations. Tenant improvement on the 30th floor for "Blue Point Capital" per plan. | Not listed | [6654406-BK](https://nearbypermits.com/seattle/permit/6654406-BK/) |
| Mar 20, 2018 | Alteration or repair | Minor remodel of an existing commercial space subject to field inspection (STFI) | $253,000 | [6638192-CN](https://nearbypermits.com/seattle/permit/6638192-CN/) |
| Mar 14, 2018 | Alteration or repair | Blanket Permit for interior non-structural alterations. Non-Structural interior improvements per plans | Not listed | [6650202-BK](https://nearbypermits.com/seattle/permit/6650202-BK/) |
| Oct 18, 2017 | Alteration or repair | Interior nonstructural alterations to commercial building (portion of floor 53) subject to field inspection (STFI). | $70,000 | [6625150-CN](https://nearbypermits.com/seattle/permit/6625150-CN/) |
| Oct 11, 2017 | Alteration or repair | Construct tenant improvement to portion of the 38th floor of an existing commercial building for conference room/break room occupy per plans. | $200,000 | [6610981-CN](https://nearbypermits.com/seattle/permit/6610981-CN/) |
| Oct 10, 2017 | Alteration or repair | Tenant improvements to existing commercial building on level 1 middle of the building per plan. | $26,600 | [6603936-CN](https://nearbypermits.com/seattle/permit/6603936-CN/) |
| Sep 30, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations for HOMESTREET BANK per plan. | Not listed | [6619832-BK](https://nearbypermits.com/seattle/permit/6619832-BK/) |
| Sep 30, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations for BRODERICK GROUP per plan. | Not listed | [6619830-BK](https://nearbypermits.com/seattle/permit/6619830-BK/) |
| Sep 28, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations for HOMESTREET BANK per plan. | Not listed | [6619833-BK](https://nearbypermits.com/seattle/permit/6619833-BK/) |
| Sep 16, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations. Tenant improvement on the 22nd floor for "Principal Financial" per plan. | Not listed | [6615627-BK](https://nearbypermits.com/seattle/permit/6615627-BK/) |
| Sep 16, 2017 | Alteration or repair | Change of use from restaurant to retail sales and construct tenant improvements to existing commercial high rise office building at the 2nd floor level occupy per plan. | $35,000 | [6604396-CN](https://nearbypermits.com/seattle/permit/6604396-CN/) |
| Aug 31, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations. Tenant improvement on the 30th floor for AT & T Sports Network LLC per plan. | Not listed | [6615399-BK](https://nearbypermits.com/seattle/permit/6615399-BK/) |
| Aug 27, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations. Tenant improvement on the 30th floor for "Caliber Home Loans" per plan. | Not listed | [6613222-BK](https://nearbypermits.com/seattle/permit/6613222-BK/) |
| Aug 20, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations for tenant APPLE - PHASE III. Floor 38 | Not listed | [6613027-BK](https://nearbypermits.com/seattle/permit/6613027-BK/) |
| Aug 12, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations. Tenant improvement on the 6th floor of "Evergreen Housing" per plan. | Not listed | [6608125-BK](https://nearbypermits.com/seattle/permit/6608125-BK/) |
| Aug 5, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations. Tenant Improvements for Propel Insurance floor 34. | Not listed | [6611315-BK](https://nearbypermits.com/seattle/permit/6611315-BK/) |
| Jul 27, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations. Non-structural tenant improvement on floors 40 & 41 for "Williams Kastner Gibbs" per plan. | Not listed | [6607627-BK](https://nearbypermits.com/seattle/permit/6607627-BK/) |
| Jul 13, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations. Tenant improvements on the 39th floor for "Kosmos Asset management" per plans. | Not listed | [6606496-BK](https://nearbypermits.com/seattle/permit/6606496-BK/) |
| Jun 30, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations. Floor 32 Frazier per plans. | Not listed | [6604259-BK](https://nearbypermits.com/seattle/permit/6604259-BK/) |
| May 30, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations. Tenant improvement for floors 43 44 & 45 of "Apple Inc." per plan. | Not listed | [6598958-BK](https://nearbypermits.com/seattle/permit/6598958-BK/) |
| May 3, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations to the 31st & 32nd floors. For kaiser permanente per plam. | Not listed | [6590897-BK](https://nearbypermits.com/seattle/permit/6590897-BK/) |
| Apr 28, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations for tenant WASHINGTON TRUST BANK. Floor 50 | Not listed | [6269590-BK](https://nearbypermits.com/seattle/permit/6269590-BK/) |
| Apr 10, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations for Floyd Snider on Floor 6 per plan. | Not listed | [6590005-BK](https://nearbypermits.com/seattle/permit/6590005-BK/) |
| Apr 10, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations to the 50th floor. | Not listed | [6588899-BK](https://nearbypermits.com/seattle/permit/6588899-BK/) |
| Apr 10, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations to the 19rd floor. | Not listed | [6588895-BK](https://nearbypermits.com/seattle/permit/6588895-BK/) |
| Mar 24, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations to the 43rd floor. | Not listed | [6585379-BK](https://nearbypermits.com/seattle/permit/6585379-BK/) |
| Mar 10, 2017 | Alteration or repair | Construct alterations to lobbies on levels 1-4 and level 41 entry plaza and 6th and Union entry of existing commercial building (Two Union Square) per plan. | $19,000,000 | [6559018-CN](https://nearbypermits.com/seattle/permit/6559018-CN/) |
| Mar 9, 2017 | Alteration or repair | 5/2/2017 - Cancelled customer log #17-571. REPLACED BY AP # 6590897.Blanket Permit for interior non-structural alterations. Tenant improvement on floors 31 and 32 for Kaiser Permanente per plan. | Not listed | [6583975-BK](https://nearbypermits.com/seattle/permit/6583975-BK/) |
| Mar 9, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations for PILLAR INTERNATIONAL INSURANCE per plan. | Not listed | [6582577-BK](https://nearbypermits.com/seattle/permit/6582577-BK/) |
| Feb 28, 2017 | Alteration or repair | Construct alterations to remove a connecting stair between floors 39 & 40 in an existing commercial building per plan. | $82,667 | [6566186-CN](https://nearbypermits.com/seattle/permit/6566186-CN/) |
| Feb 17, 2017 | Alteration or repair | Blanket Permit for interior non-structural alterations to the 32nd floor. For THOMPSON HOWLE per plans. | Not listed | [6579981-BK](https://nearbypermits.com/seattle/permit/6579981-BK/) |
| Dec 16, 2016 | Alteration or repair | Blanket Permit for interior non-structural alterations for common spaces on multiple floors 4 through 56. | Not listed | [6570877-BK](https://nearbypermits.com/seattle/permit/6570877-BK/) |
| Dec 9, 2016 | Alteration or repair | Blanket Permit Non-structural interior TI to upgrade building common areas on floors 10 30 and 32. | Not listed | [6569568-BK](https://nearbypermits.com/seattle/permit/6569568-BK/) |
| Nov 10, 2016 | Alteration or repair | Blanket Permit for interior non-structural alterations on the 8th floor for Porter Foster & Rorick. | Not listed | [6565332-BK](https://nearbypermits.com/seattle/permit/6565332-BK/) |
| Oct 18, 2016 | Alteration or repair | Blanket Permit for interior non-structural alterations. TI Two Union 5Q Restrooms only | Not listed | [6560209-BK](https://nearbypermits.com/seattle/permit/6560209-BK/) |
| Oct 18, 2016 | Alteration or repair | Construct alterations to existing office to infill the convenience stair between floors 48 and 49 per plan. | $82,500 | [6544233-CN](https://nearbypermits.com/seattle/permit/6544233-CN/) |
| Oct 14, 2016 | Alteration or repair | Blanket Permit for interior non-structural alterations to the 11th floor. For HomeStreet Bank per plans. | Not listed | [6560967-BK](https://nearbypermits.com/seattle/permit/6560967-BK/) |
| Oct 5, 2016 | Alteration or repair | Blanket Permit for interior non-structural alterations. Tenant improvement for Home Street Bank 8th floor per plan. | Not listed | [6557937-BK](https://nearbypermits.com/seattle/permit/6557937-BK/) |
| Sep 22, 2016 | Alteration or repair | Blanket Permit for interior non-structural alterations. Health prospective group (AKA-HPG) on 48th floor | Not listed | [6553417-BK](https://nearbypermits.com/seattle/permit/6553417-BK/) |
| Aug 24, 2016 | Alteration or repair | Blanket Permit for interior non-structural alterations on floors: 13 20 & 28 per plans. | Not listed | [6551514-BK](https://nearbypermits.com/seattle/permit/6551514-BK/) |
| Aug 12, 2016 | Alteration or repair | Blanket Permit for interior non-structural alterations. Non-structural tenant improvements on the 20th floor per plans. | Not listed | [6545276-BK](https://nearbypermits.com/seattle/permit/6545276-BK/) |
| Jul 16, 2016 | Alteration or repair | Construct tenant improvements to a portion of floor 28 occupy per plan. | $306,362 | [6518260-CN](https://nearbypermits.com/seattle/permit/6518260-CN/) |
| Jun 22, 2016 | Alteration or repair | Blanket Permit for interior non-structural alterations for 54th and 55th floor per plan. | Not listed | [6541020-BK](https://nearbypermits.com/seattle/permit/6541020-BK/) |
| Jun 3, 2016 | Alteration or repair | Blanket Permit for interior non-structural alterations.T I for floor 13 per plans | Not listed | [6537431-BK](https://nearbypermits.com/seattle/permit/6537431-BK/) |
| May 27, 2016 | Alteration or repair | Blanket Permit for interior non-structural alterations. Non-structural tenant improvement on 32nd floor per plans. | Not listed | [6536459-BK](https://nearbypermits.com/seattle/permit/6536459-BK/) |
| May 3, 2016 | Alteration or repair | Blanket Permit for interior non-structural alterations for floor 28th per plans. | Not listed | [6532328-BK](https://nearbypermits.com/seattle/permit/6532328-BK/) |
| Apr 19, 2016 | Alteration or repair | Blanket Permit for interior non-structural alterations. Non-structural tenant improvement for the 35th floor of Common Area Remodel per plan. | Not listed | [6529113-BK](https://nearbypermits.com/seattle/permit/6529113-BK/) |
| Apr 1, 2016 | Alteration or repair | Install "Magnashade" window screen in existing offices at north portion of 37th floor subject to field inspection (STFI) | $47,573 | [6526930-CN](https://nearbypermits.com/seattle/permit/6526930-CN/) |
| Mar 31, 2016 | Alteration or repair | Blanket Permit for interior non-structural alterations. Tenant improvement for the 27th floor "Health Management Associates" per plan. | Not listed | [6525479-BK](https://nearbypermits.com/seattle/permit/6525479-BK/) |
| Mar 2, 2016 | Alteration or repair | Blanket Permit for interior non-structural alterations. Tenant improvement for the 35th floor of "Rainier Investments" per plan. | Not listed | [6520850-BK](https://nearbypermits.com/seattle/permit/6520850-BK/) |
| Nov 20, 2015 | Alteration or repair | Blanket Permit for interior non-structural alterations for (arboretum mortgage) on 27th floor. | Not listed | [6505326-BK](https://nearbypermits.com/seattle/permit/6505326-BK/) |
| Nov 16, 2015 | Alteration or repair | Blanket Permit for interior non-structural alterations. Tenant improvement on 56th floor for Blackrock. | Not listed | [6502012-BK](https://nearbypermits.com/seattle/permit/6502012-BK/) |
| Oct 21, 2015 | Alteration or repair | Construct alterations to portion of 17th and 21st floor offices including structural reinforcement of floors for installation of moveable partitions per plan. | $206,000 | [6479275-CN](https://nearbypermits.com/seattle/permit/6479275-CN/) |
| Oct 1, 2015 | Alteration or repair | Blanket Permit for interior non-structural alterations for Bennett Bigelow & Leedom P.S 15th floor. | Not listed | [6497081-BK](https://nearbypermits.com/seattle/permit/6497081-BK/) |
| Aug 27, 2015 | Alteration or repair | Blanket Permit for interior non-structural alterations on floor 21 for Home Street Bank. | Not listed | [6489198-BK](https://nearbypermits.com/seattle/permit/6489198-BK/) |
| Aug 11, 2015 | Alteration or repair | Blanket Permit for interior non-structural alterations on Floors 51 & 52. Administrative Permit only - no work authorized. | Not listed | [6487910-BK](https://nearbypermits.com/seattle/permit/6487910-BK/) |
| Jul 8, 2015 | Alteration or repair | Blanket Permit for interior non-structural alterations for 44 and 45 floors. | Not listed | [6480723-BK](https://nearbypermits.com/seattle/permit/6480723-BK/) |
| Jul 2, 2015 | Alteration or repair | Blanket Permit for interior non-structural alterations.-Brightcove tenant floor 16 | Not listed | [6480519-BK](https://nearbypermits.com/seattle/permit/6480519-BK/) |
| Apr 27, 2015 | Alteration or repair | Blanket Permit for interior non-structural alterations. Tenant improvement Alliance Bernstein. | Not listed | [6469806-BK](https://nearbypermits.com/seattle/permit/6469806-BK/) |
| Feb 25, 2015 | Alteration or repair | Blanket Permit for interior non-structural alterations. | Not listed | [6460612-BK](https://nearbypermits.com/seattle/permit/6460612-BK/) |
| Feb 25, 2015 | Alteration or repair | Blanket Permit for interior non-structural alterations. | Not listed | [6459777-BK](https://nearbypermits.com/seattle/permit/6459777-BK/) |
| Jan 6, 2015 | Alteration or repair | Blanket Permit for interior non-structural alterations for tenant Bessemer Trust. Floor 45 | Not listed | [6452273-BK](https://nearbypermits.com/seattle/permit/6452273-BK/) |
| Aug 28, 2014 | Alteration or repair | Closed as incomplete - expired permit. Constuct interior alterations to split office space into 2 spaces per plot plan per subject to field inspection | $25,000 | [6434126-CN](https://nearbypermits.com/seattle/permit/6434126-CN/) |
| Aug 18, 2014 | Alteration or repair | Blanket Permit for interior non-structural alterations. Floor 43rd | Not listed | [6431221-BK](https://nearbypermits.com/seattle/permit/6431221-BK/) |
| Aug 13, 2014 | Alteration or repair | Construct a convenience stair between offices at floors 26 and 27 in an existing commercial building per plan. | $150,000 | [6417474-CN](https://nearbypermits.com/seattle/permit/6417474-CN/) |
| Jun 23, 2014 | Alteration or repair | Blanket Permit for interior non-structural alterations for Lasher Holzapfel on the 27th floor | Not listed | [6421770-BK](https://nearbypermits.com/seattle/permit/6421770-BK/) |
| Dec 11, 2013 | Alteration or repair | Blanket Permit for interior non-structural alterations for tenant Hendricks-Berkadia. Floor 39 | Not listed | [6394537-BK](https://nearbypermits.com/seattle/permit/6394537-BK/) |
| Nov 19, 2013 | Alteration or repair | Blanket Permit for interior non-structural alterations for Bennett Bigelow & Leedom to 15th floor per plans. | Not listed | [6392273-BK](https://nearbypermits.com/seattle/permit/6392273-BK/) |
| Nov 5, 2013 | Alteration or repair | Blanket Permit for interior non-structural alterations to the 39th floor for Progeny 3 per plans. | Not listed | [6389448-BK](https://nearbypermits.com/seattle/permit/6389448-BK/) |
| Nov 2, 2013 | Alteration or repair | Construct alterations for new convenience stair between floors 23 and 24 in existing commercial building per plans. | $50,000 | [6371085-CN](https://nearbypermits.com/seattle/permit/6371085-CN/) |
| Sep 4, 2013 | Alteration or repair | Blanket Permit for interior non-structural alterations for tenant Lyman Group | Not listed | [6380985-BK](https://nearbypermits.com/seattle/permit/6380985-BK/) |
| Aug 30, 2013 | Alteration or repair | Blanket Permit for interior non-structural alterations to 23rd and 24th floor for Peterson Sullivan per plans. | Not listed | [6379839-BK](https://nearbypermits.com/seattle/permit/6379839-BK/) |
| Aug 22, 2013 | Alteration or repair | Blanket Permit for interior non-structural alterations on the 27th floor for tenant Marcus & Millichap. | Not listed | [6377427-BK](https://nearbypermits.com/seattle/permit/6377427-BK/) |
| Jul 16, 2013 | Alteration or repair | Blanket Permit for interior non-structural alterations for floor 43. | Not listed | [6370430-BK](https://nearbypermits.com/seattle/permit/6370430-BK/) |
| Jul 2, 2013 | Alteration or repair | Blanket Permit for interior non-structural alterations for HomeStreet Bank on the 8th floor | Not listed | [6369819-BK](https://nearbypermits.com/seattle/permit/6369819-BK/) |
| Jun 14, 2013 | Alteration or repair | Blanket Permit for interior non-structural alterations to 32nd floor for Washington Holdings per plan. | Not listed | [6368732-BK](https://nearbypermits.com/seattle/permit/6368732-BK/) |
| May 21, 2013 | Alteration or repair | Blanket Permit for interior non-structural alterations to 19th floor of Homestreet Bank suite 1900 per plan. | Not listed | [6364891-BK](https://nearbypermits.com/seattle/permit/6364891-BK/) |
| May 9, 2013 | Alteration or repair | Blanket Permit for interior non-structural alterations. Pacific Portfolio floor 43 this permit. | Not listed | [6363804-BK](https://nearbypermits.com/seattle/permit/6363804-BK/) |
| May 9, 2013 | Alteration or repair | Blanket Permit for interior non-structural alterations on the 42nd floor tenant Regus HQ Global per plan. | Not listed | [6363252-BK](https://nearbypermits.com/seattle/permit/6363252-BK/) |
| Apr 5, 2013 | Alteration or repair | Blanket Permit for interior non-structural alterations to Floor 11 (HomeStreet Bank) per plan | Not listed | [6357372-BK](https://nearbypermits.com/seattle/permit/6357372-BK/) |
| Apr 2, 2013 | Alteration or repair | Non structural interior tenant improvement on 45th floor per plan | Not listed | [6357604-BK](https://nearbypermits.com/seattle/permit/6357604-BK/) |
| Mar 26, 2013 | Alteration or repair | Blanket Permit for interior non-structural alterations to floors 31 and 32 (Plum Creek Timber. | Not listed | [6354004-BK](https://nearbypermits.com/seattle/permit/6354004-BK/) |
| Feb 12, 2013 | Alteration or repair | Blanket Permit for interior non-structural alterations to 14th floor suite 140 Home Street Bank. | Not listed | [6347532-BK](https://nearbypermits.com/seattle/permit/6347532-BK/) |
| Jan 15, 2013 | Alteration or repair | Blanket Permit for interior non-structural alterations. | Not listed | [6347533-BK](https://nearbypermits.com/seattle/permit/6347533-BK/) |
| Jan 7, 2013 | Alteration or repair | Blanket Permit for interior non-structural alterations. Wedbush tenant floor 50. | Not listed | [6345475-BK](https://nearbypermits.com/seattle/permit/6345475-BK/) |
| Nov 15, 2012 | Alteration or repair | Non structural tenant improvement to existing commerical space on the 6th floor.Subject to field inspections. Stfi | $49,700 | [6342657-CN](https://nearbypermits.com/seattle/permit/6342657-CN/) |
| Oct 16, 2012 | Alteration or repair | Non-structural interior alterations to SE and SW portions of 21st floor of existing office building subject to field inspection | $34,000 | [6338695-CN](https://nearbypermits.com/seattle/permit/6338695-CN/) |
| Oct 5, 2012 | Alteration or repair | Blanket Permit for interior non-structural alterations to 6th floor. | Not listed | [6335351-BK](https://nearbypermits.com/seattle/permit/6335351-BK/) |
| Sep 4, 2012 | Alteration or repair | Blanket Permit for interior tenant improvement for new tenant (Bennett Bigelow & Leedom) per plan. | Not listed | [6330723-BK](https://nearbypermits.com/seattle/permit/6330723-BK/) |
| Aug 29, 2012 | Alteration or repair | Blanket Permit for interior non-structural alterations to the 43rd floor (Robert Half International) per plans. | Not listed | [6329499-BK](https://nearbypermits.com/seattle/permit/6329499-BK/) |
| Aug 28, 2012 | Alteration or repair | Blanket Permit for interior non-structural alterations to the 4th floor (Resources Global) per plans. | Not listed | [6329497-BK](https://nearbypermits.com/seattle/permit/6329497-BK/) |
| Aug 8, 2012 | Alteration or repair | Blanket Permit for interior non-structural tenant improvements 8th floor per plan. (Dionne and Rorick) | Not listed | [6327835-BK](https://nearbypermits.com/seattle/permit/6327835-BK/) |
| Jul 12, 2012 | Alteration or repair | Blanket Permit for interior non-structural alterations for Morgan Stanley on the 51st floor per plan. | Not listed | [6323333-BK](https://nearbypermits.com/seattle/permit/6323333-BK/) |
| Jul 6, 2012 | Alteration or repair | Blanket Permit for interior non-structural alterations; floor 49 (Kidder Matthews). | Not listed | [6324549-BK](https://nearbypermits.com/seattle/permit/6324549-BK/) |
| Jul 6, 2012 | Alteration or repair | Blanket Permit for interior non-structural alterations to the 9th 10th 11th & 12th floor. For "KIBBLE & PRENTICE" per plans. | Not listed | [6322228-BK](https://nearbypermits.com/seattle/permit/6322228-BK/) |
| Jul 5, 2012 | Alteration or repair | Construct Alterations to existing office building to remove convenience stairway connecting floors 8 & 9 per plan. | $15,000 | [6319919-CN](https://nearbypermits.com/seattle/permit/6319919-CN/) |
| May 10, 2012 | Alteration or repair | Blanket Permit for interior non-structural alterations. Interior TI HomeStreet Bank Floor 22. | Not listed | [6318601-BK](https://nearbypermits.com/seattle/permit/6318601-BK/) |
| Apr 26, 2012 | Alteration or repair | Blanket Permit for non structural TI for Washington Holdings floor 45. | Not listed | [6314233-BK](https://nearbypermits.com/seattle/permit/6314233-BK/) |
| Jan 25, 2012 | Alteration or repair | non structural tenant improvement with new partitions and finishes on 39th floor per floor plan and subject to field inspection | $26,000 | [6308756-CN](https://nearbypermits.com/seattle/permit/6308756-CN/) |
| Nov 18, 2011 | Alteration or repair | Blanket Permit for interior non-structural alterations to 22nd floor. | Not listed | [6301016-BK](https://nearbypermits.com/seattle/permit/6301016-BK/) |
| Nov 7, 2011 | Alteration or repair | Blanket Permit for interior non-structural alterations to the 7th floor. For "HDR ENGINEERS per plans. | Not listed | [6299395-BK](https://nearbypermits.com/seattle/permit/6299395-BK/) |
| Nov 7, 2011 | Alteration or repair | Blanket Permit for interior non-structural alterations for the 33rd floor. | Not listed | [6296418-BK](https://nearbypermits.com/seattle/permit/6296418-BK/) |
| Oct 20, 2011 | Alteration or repair | Blanket Permit for interior non-structural alterations to 35th floor for Tarragon. | Not listed | [6298749-BK](https://nearbypermits.com/seattle/permit/6298749-BK/) |
| Oct 14, 2011 | Alteration or repair | Blanket Permit for interior non-structural alterations for the 25th floor. | Not listed | [6296419-BK](https://nearbypermits.com/seattle/permit/6296419-BK/) |
| Oct 12, 2011 | Alteration or repair | Blanket Permit for interior non-structural alterations for 27th floor. | Not listed | [6295214-BK](https://nearbypermits.com/seattle/permit/6295214-BK/) |
| Aug 19, 2011 | Alteration or repair | Blanket Permit for tenant remodel (Tarragon) 35th floor. | Not listed | [6291483-BK](https://nearbypermits.com/seattle/permit/6291483-BK/) |

## Within ¼ mi since May 1, 2026

43 permits in the circle. From our copy of the city's data (last 24 months).

### This block (250 to 1,000 ft), 28 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Oct 2, 2026 | [520 Pike St](https://nearbypermits.com/seattle/address/520-pike-st/) | 770 ft NW | Alteration or repair | Construct tenant improvements for office tenant [BMO] at level 13 of commercial office building [520 PIKE BUILDING] subject to field inspection [STFI]. | $484,176 | [7156309-CN](https://nearbypermits.com/seattle/permit/7156309-CN/) |
| Sep 30, 2026 | [800 Union St](https://nearbypermits.com/seattle/address/800-union-st/) | 560 ft N | Alteration or repair | Construct blanket permit tenant improvements to the Consulate General of Japan in Seattle on the tenth floor of existing commercial building per plan. | $18,000 | [7160064-BK](https://nearbypermits.com/seattle/permit/7160064-BK/) |
| Sep 14, 2026 | [600 University St](https://nearbypermits.com/seattle/address/600-university-st/) | 280 ft S | Alteration or repair | Construct blanket permit tenant improvements to Puget Sound Clean Air Agency on the seventh floor of existing commercial building per plan. | $312,000 | [7154693-BK](https://nearbypermits.com/seattle/permit/7154693-BK/) |
| Sep 14, 2026 | [1420 5th Ave](https://nearbypermits.com/seattle/address/1420-5th-ave/) | 640 ft W | Alteration or repair | Construct alterations in commercial building for assembly spaces on levels 27 & 28 occupy per plan. | $192,628 | [7153895-CN](https://nearbypermits.com/seattle/permit/7153895-CN/) |
| Sep 14, 2026 | [1420 5th Ave](https://nearbypermits.com/seattle/address/1420-5th-ave/) | 640 ft W | Alteration or repair | Construct blanket permit tenant improvements to PwC on the 27th and 28th floors of existing commercial building per plan. | $1,950,000 | [7152276-BK](https://nearbypermits.com/seattle/permit/7152276-BK/) |
| Sep 8, 2026 | [903 Union St](https://nearbypermits.com/seattle/address/903-union-st/) | 670 ft NE | Roofing | Remove old modified bitumen roof and replae with new Certainteed SBS roof membrane system. Specification :SBS-C-2-T | $449,966 | [7161721-RR](https://nearbypermits.com/seattle/permit/7161721-RR/) |
| Sep 2, 2026 | [520 Pike St](https://nearbypermits.com/seattle/address/520-pike-st/) | 770 ft NW | Alteration or repair | Construct blanket permit tenant improvements to Wilson Elser LLP on the 28th floor of existing commercial building per plan. | $1,302,840 | [7154993-BK](https://nearbypermits.com/seattle/permit/7154993-BK/) |
| Aug 13, 2026 | [800 Union St](https://nearbypermits.com/seattle/address/800-union-st/) | 560 ft N | Alteration or repair | Construct blanket permit tenant improvements to Oppenheimer & Co. Inc. on the 21st floor of existing commercial building per plan. | $280,000 | [7145954-BK](https://nearbypermits.com/seattle/permit/7145954-BK/) |
| Aug 13, 2026 | [800 Union St](https://nearbypermits.com/seattle/address/800-union-st/) | 560 ft N | Alteration or repair | Construct blanket permit tenant improvements to Oppenheimer & Co. Inc. on the 21st floor of existing commercial building per plan. | $45,000 | [7145949-BK](https://nearbypermits.com/seattle/permit/7145949-BK/) |
| Aug 12, 2026 | [600 University St](https://nearbypermits.com/seattle/address/600-university-st/) | 280 ft S | Alteration or repair | Construct blanket permit tenant improvements to Consor Engineers on the third floor of existing commercial building per plan. | $49,000 | [7156370-BK](https://nearbypermits.com/seattle/permit/7156370-BK/) |
| Aug 10, 2026 | [601 Pine St](https://nearbypermits.com/seattle/address/601-pine-st/) | 900 ft NW | Alteration or repair | Tenant improvements at levels 1-3 of existing commercial building per plan. Mechanical included. | $3,000,000 | [7122723-CN](https://nearbypermits.com/seattle/permit/7122723-CN/) |
| Aug 7, 2026 | [500 Pike St](https://nearbypermits.com/seattle/address/500-pike-st/) | 870 ft W | Alteration or repair | Allow gallery use in portion of existing landmark building per the land use code. Construct alterations to portions of commercial building for an art gallery occupy per plans | $209,811 | [7146314-CN](https://nearbypermits.com/seattle/permit/7146314-CN/) |
| Aug 7, 2026 | [701 Pike St](https://nearbypermits.com/seattle/address/701-pike-st/) | 430 ft NW | Alteration or repair | Construct blanket permit tenant improvements to Lee and Hayes on the 16th floor of existing commercial building per plan. | $375,000 | [7135931-BK](https://nearbypermits.com/seattle/permit/7135931-BK/) |
| Jul 23, 2026 | [800 Union St](https://nearbypermits.com/seattle/address/800-union-st/) | 560 ft N | Alteration or repair | Construct blanket permit tenant improvements to Mutual of Enumclaw on the 11th floor of existing commercial building per plan. | $100,000 | [7145725-BK](https://nearbypermits.com/seattle/permit/7145725-BK/) |
| Jul 8, 2026 | [600 University St](https://nearbypermits.com/seattle/address/600-university-st/) | 280 ft S | Alteration or repair | Construct blanket permit tenant improvements to Arnold & Porter Seattle on the 35th and 36th floors of existing commercial building per plan. | $4,752,065 | [7143639-BK](https://nearbypermits.com/seattle/permit/7143639-BK/) |
| Jul 1, 2026 | [600 University St](https://nearbypermits.com/seattle/address/600-university-st/) | 280 ft S | Alteration or repair | Tenant Improvements for office (Buchalter) at 31st floor of existing Office Building per plan. | $181,191 | [7118453-CN](https://nearbypermits.com/seattle/permit/7118453-CN/) |
| Jun 26, 2026 | [1301 5th Ave](https://nearbypermits.com/seattle/address/1301-5th-ave/) | 860 ft SW | Alteration or repair | Blanket permit tenant improvements for MILLIMAN on floors 36-39 of existing commercial building per plan. | $150,000 | [7142360-BK](https://nearbypermits.com/seattle/permit/7142360-BK/) |
| Jun 16, 2026 | [600 University St](https://nearbypermits.com/seattle/address/600-university-st/) | 280 ft S | Alteration or repair | Construct alterations to eliminate and close off portion of convenience stair connecting L35 - 36 maintaining connection L36 - 37 per plans | $45,000 | [7132124-CN](https://nearbypermits.com/seattle/permit/7132124-CN/) |
| Jun 9, 2026 | [900 University St](https://nearbypermits.com/seattle/address/900-university-st/) | 700 ft E | Alteration or repair | Construct interior alterations in residential building on level 1 for a cafe (Horizon House) occupy per plan. | $300,000 | [6962853-CN](https://nearbypermits.com/seattle/permit/6962853-CN/) |
| Jun 2, 2026 | [520 Pike St](https://nearbypermits.com/seattle/address/520-pike-st/) | 770 ft NW | Alteration or repair | Blanket permit tenant improvements for JACKSON LEWIS in Suite 2300 of existing commercial building per plan. | $350,000 | [7142741-BK](https://nearbypermits.com/seattle/permit/7142741-BK/) |
| Jun 2, 2026 | [401 Union St](https://nearbypermits.com/seattle/address/401-union-st/) | 940 ft SW | Alteration or repair | Construct blanket permit tenant improvements to PACIFICA LAW GROUP on Floor 16 of existing commercial building per plan. | $300,000 | [7141836-BK](https://nearbypermits.com/seattle/permit/7141836-BK/) |
| Jun 1, 2026 | [1301 5th Ave](https://nearbypermits.com/seattle/address/1301-5th-ave/) | 860 ft SW | Alteration or repair | Construct blanket permit tenant improvements to Perkins & Will on floors 12 & 23 of existing commercial building per plan. | $540,000 | [7136812-BK](https://nearbypermits.com/seattle/permit/7136812-BK/) |
| May 28, 2026 | [425 Pike St](https://nearbypermits.com/seattle/address/425-pike-st/) | 900 ft W | Alteration or repair | Construct alterations to existing commercial building at level 1 per plan. | $120,000 | [7131671-CN](https://nearbypermits.com/seattle/permit/7131671-CN/) |
| May 27, 2026 | [600 University St](https://nearbypermits.com/seattle/address/600-university-st/) | 280 ft S | Alteration or repair | Blanket permit tenant improvements for BUCHALTER on Floor 31 of existing commercial building per plan. | $1,187,236 | [7142990-BK](https://nearbypermits.com/seattle/permit/7142990-BK/) |
| May 20, 2026 | [600 University St](https://nearbypermits.com/seattle/address/600-university-st/) | 280 ft S | Alteration or repair | Blanket permit tenant improvements for BEVERIDGE AND DIAMOND LAW on Floor 16 of existing commercial building per plan. | $52,000 | [7143350-BK](https://nearbypermits.com/seattle/permit/7143350-BK/) |
| May 19, 2026 | [1301 5th Ave](https://nearbypermits.com/seattle/address/1301-5th-ave/) | 860 ft SW | Alteration or repair | Construct tenant improvements to the north central portion at Levels 37 & 39 of exiting office building (Rainier Tower) and occupy per plan | $200,640 | [7108557-CN](https://nearbypermits.com/seattle/permit/7108557-CN/) |
| May 5, 2026 | [600 University St](https://nearbypermits.com/seattle/address/600-university-st/) | 280 ft S | Alteration or repair | Construct blanket permit tenant improvements to the Washington State Court of Appeals on the 26th floor of existing commercial building per plan. | $122,000 | [7138542-BK](https://nearbypermits.com/seattle/permit/7138542-BK/) |
| May 5, 2026 | [1301 5th Ave](https://nearbypermits.com/seattle/address/1301-5th-ave/) | 860 ft SW | Alteration or repair | Construct blanket permit tenant improvements to Milliman on floors 36-39 of existing commercial building per plan. | $3,600,000 | [7126559-BK](https://nearbypermits.com/seattle/permit/7126559-BK/) |

### Farther (1,000 ft to ¼ mi), 15 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Aug 21, 2026 | [500 Pine St](https://nearbypermits.com/seattle/address/500-pine-st/) | 0.24 mi NW | Alteration or repair | Tenant improvement for office building (Nordstrom's Corporate) at northwest entry on ground level of existing commercial building per plan. | $60,000 | [7124736-CN](https://nearbypermits.com/seattle/permit/7124736-CN/) |
| Aug 18, 2026 | [600 Pine St](https://nearbypermits.com/seattle/address/600-pine-st/) | 0.23 mi NW | Alteration or repair | Construct tenant improvements to existing commercial building (Pacific Place) at 2nd level suite (suite 210) per plan. | $80,000 | [7147050-CN](https://nearbypermits.com/seattle/permit/7147050-CN/) |
| Aug 17, 2026 | [600 Pine St](https://nearbypermits.com/seattle/address/600-pine-st/) | 0.23 mi NW | Alteration or repair | Construct tenant improvement to existing restaurant space (Suite 132) at Pacific Place per plan. | $40,000 | [7147765-CN](https://nearbypermits.com/seattle/permit/7147765-CN/) |
| Aug 14, 2026 | [1301 4th Ave](https://nearbypermits.com/seattle/address/1301-4th-ave/) | 0.21 mi SW | Alteration or repair | Construct blanket permit tenant improvements to Klinedinst Law on the 13th floor of existing commercial building per plan. | $39,490 | [7154263-BK](https://nearbypermits.com/seattle/permit/7154263-BK/) |
| Aug 14, 2026 | [600 Pine St](https://nearbypermits.com/seattle/address/600-pine-st/) | 0.23 mi NW | Alteration or repair | Construct tenant improvements to existing commercial office space per STFI | $35,000 | [7145179-CN](https://nearbypermits.com/seattle/permit/7145179-CN/) |
| Aug 4, 2026 | [500 Pine St](https://nearbypermits.com/seattle/address/500-pine-st/) | 0.24 mi NW | Alteration or repair | Construct tenant improvement to existing commercial building (Nordstrom tenant) at metro floor per plan. Mechanical included | $252,000 | [7144210-CN](https://nearbypermits.com/seattle/permit/7144210-CN/) |
| Jul 23, 2026 | [1215 4th Ave](https://nearbypermits.com/seattle/address/1215-4th-ave/) | 0.23 mi SW | Alteration or repair | Construct alterations to ground level lobby of existing office building per plan. | $754,000 | [7112847-CN](https://nearbypermits.com/seattle/permit/7112847-CN/) |
| Jun 9, 2026 | [600 Pine St](https://nearbypermits.com/seattle/address/600-pine-st/) | 0.23 mi NW | Alteration or repair | Construct tenant improvement to existing retail space subject to field inspection STFI. | $55,000 | [7141436-CN](https://nearbypermits.com/seattle/permit/7141436-CN/) |
| Jun 9, 2026 | [600 Pine St](https://nearbypermits.com/seattle/address/600-pine-st/) | 0.23 mi NW | Alteration or repair | Construct tenant improvements in existing mall in Suite 120A per plan. | $80,000 | [7138281-CN](https://nearbypermits.com/seattle/permit/7138281-CN/) |
| Jun 2, 2026 | [1301 4th Ave](https://nearbypermits.com/seattle/address/1301-4th-ave/) | 0.21 mi SW | Alteration or repair | Construct blanket permit tenant improvements to Capstone Accounting & Tax on the 14th floor of existing commercial building per plan. | $50,000 | [7134466-BK](https://nearbypermits.com/seattle/permit/7134466-BK/) |
| Jun 2, 2026 | [1020 Seneca St](https://nearbypermits.com/seattle/address/1020-seneca-st/) | 0.24 mi E | Alteration or repair | Construct voluntary seismic retrofit (alternate method) to existing multifamily building (John Winthrop Apartments) per plan. | $824,397 | [7126099-CN](https://nearbypermits.com/seattle/permit/7126099-CN/) |
| May 28, 2026 | [415 Pine St](https://nearbypermits.com/seattle/address/415-pine-st/) | 0.22 mi W | Alteration or repair | Construct alterations to commercial space subject to field inspection STFI. | $102,000 | [7139646-CN](https://nearbypermits.com/seattle/permit/7139646-CN/) |
| May 19, 2026 | [600 Pine St](https://nearbypermits.com/seattle/address/600-pine-st/) | 0.23 mi NW | Alteration or repair | Construct interior alterations for "In the Mind of a Serial Killer" temporary exhibit within existing downtown assembly / gallery space per plan. | $250,000 | [7136805-CN](https://nearbypermits.com/seattle/permit/7136805-CN/) |
| May 5, 2026 | [600 Pine St](https://nearbypermits.com/seattle/address/600-pine-st/) | 0.23 mi NW | Alteration or repair | Tenant improvements at level 2 to existing retail space (suite 235) for future temporary FIFA-related retail per plan. | $60,000 | [7132779-CN](https://nearbypermits.com/seattle/permit/7132779-CN/) |
| May 5, 2026 | [600 Pine St](https://nearbypermits.com/seattle/address/600-pine-st/) | 0.23 mi NW | Alteration or repair | Interior tenant improvements for storage space (no current tenant) at level 4 (suite 401) of commercial building occupy per plan. | $80,000 | [7131761-CN](https://nearbypermits.com/seattle/permit/7131761-CN/) |

## More on this street

Other addresses on Union St with permits, nearest house number first:

- [800 Union St](https://nearbypermits.com/seattle/address/800-union-st/): newest permit Sep 30, 2026
- [401 Union St](https://nearbypermits.com/seattle/address/401-union-st/): newest permit Jun 2, 2026
- [903 Union St](https://nearbypermits.com/seattle/address/903-union-st/): newest permit Sep 8, 2026
- [110 Union St](https://nearbypermits.com/seattle/address/110-union-st/): newest permit Mar 27, 2025
- [99 Union St](https://nearbypermits.com/seattle/address/99-union-st/): newest permit Sep 9, 2025

---
Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr), City of Seattle. Checked 2026-10-06 23:03 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Map, all 200 permits at this address and 43 nearby: https://nearbypermits.com/seattle/address/601-union-st/