1200 5th Ave
Building permits, Seattle, WA
1200 5th Ave, Seattle has 105 building permits on record. The most recent, issued Mar 13, 2026, is for tenant improvment: Construct blanket permit tenant improvements to future tenant on the 20th floor (Suite 2010) of existing commercial building per plan.
All permits at this address
| Date | Type | Work | Cost |
|---|---|---|---|
| Tenant Improvment | Construct blanket permit tenant improvements to future tenant on the 20th floor (Suite 2010) of existing commercial building per plan. | $147,181 | |
| Tenant Improvment | Construct blanket permit tenant improvements to future tenant on the 15th floor of existing commercial building per plan. | $116,702 | |
| Tenant Improvment | Construct blanket permit tenant improvements to the King County Bar Association on the seventh floor of existing commercial building per plan. | $97,000 | |
| Tenant Improvment | Construct blanket permit tenant improvements to future tenant on the 14th floor of existing commercial building per plan. | $230,000 | |
| Tenant Improvment | Construct blanket permit tenant improvements to future tenant on the 18th floor of existing commercial building per plan. | $20,000 | |
| Tenant Improvment | Construct blanket permit tenant improvements to future tenant on the 18th floor of existing commercial building per plan. | $20,000 | |
| Addition or alteration | Construct tenant improvements to existing commercial building on 5th floor (assembly space) occupy per plan. | $486,000 | |
| Tenant Improvment | Construct blanket permit tenant improvements to future tenant on the fifth floor of existing commercial building per plan. | $500,000 | |
| Tenant Improvment | Construct blanket permit tenant improvements to future tenant on the eleventh floor of existing commercial building per plan. | $475,000 | |
| Tenant Improvment | Construct blanket permit tenant improvements [ADA restroom] eighth floor of existing commercial building per plan. | $62,828 | |
| Tenant Improvment | Construct blanket permit tenant improvements to future tenant on floor 12 of existing commercial building per plan. | $158,000 | |
| Tenant Improvment | Construct blanket permit tenant improvements for Market Ready in Suite 1100 of existing commercial building per plan. | $300,000 | |
| Tenant Improvment | Blanket permit tenant improvements to office space for Genex Services on the 6th floor per plans. | $412,900 | |
| Addition or alteration | Construct tenant improvements to existing commercial building on the 4th floor occupy per plan. | $100,000 | |
| Tenant Improvment | Blanket permit tenant improvements to office space for Burgess Design on the 4th floor per plans. | $500,000 | |
| Tenant Improvment | Blanket permit tenant improvements to office space for Tousley Brain Stephens on the 17th floor per plans. | $270,779 | |
| Addition or alteration | Add and remove antennas and equipment on existing minor rooftop telecommunication facility on a commercial building per plan. | $30,000 | |
| Tenant Improvment | Blanket permit tenant improvements to office space for Swatch Group on the 14th floor per plans. | $260,000 | |
| Tenant Improvment | Blanket permit tenant improvements to office space for Canterbury Consulting on the 17th floor per plans. | $214,000 | |
| Tenant Improvment | Blanket tenant improvements to office space for EBTCS on the 8th floor per plans. | $200,000 | |
| Tenant Improvment | Construct tenant improvements to office space for Carollo on the 9th floor per plans. | $800,000 | |
| Addition or alteration | Construct alterations at lobby of existing commercial building per plan. | $600,000 | |
| Addition or alteration | Construct interior alteration for tenant improvement to existing office space on suite 1850 of existing office building Subject to Field Inspection (STFI) | $25,000 | |
| Addition or alteration | Tenant Improvement to suite 1500 of existing commercial building subject to field inspection (STFI) | $60,000 | |
| Addition or alteration | Tenant improvements to existing commercial building in Suite 1825 subject to field inspection (STFI). | $35,000 | |
| Addition or alteration | Construct alterations to an existing minor communication utility (Verizon) on the rooftop of existing structure per plan | $50,000 | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 19th floor for KANTOR TAYLOR per plan. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 13th floor for NELSON per plans. | – | |
| Addition or alteration | Replace existing antennas and add auxillary equipment to existing rooftop for minor communication utility (Verizon) per plan. | $50,000 | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 13th floor for NELSON per plans. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations on the 19th floor for "Frey Buck" per plan. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural tenant improvements on the 18th floor for LEVY-VON BECK & ASSOCIATES per plan. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations. Tenant improvement on the 18th floor for Montlake Capital per plan. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations. Tenant improvement for Henry Jackson Foundation 14th floor; per plan. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 11th floor for National Parks Conservation per plans. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations on the 12th floor for PIVOTAL LAW GROUP. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations on the 7th floor for AOKI LAW. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 6th floor for UW medicine ITS. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations on the 15th floor for TLG LEARNING CENTER per plans. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations on the 18th floor for YOM REPORTING per plan. | – | |
| Addition or alteration | Modify existing minor communications facility(Verizon) on roof of existing office building per plan. | $25,000 | |
| Addition or alteration | Office tenant improvements to southeast portion of 8th floor subject to field inspection. | $50,000 | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations. Tenant improvement for 7th floor ADA restroom. Unico Properties. | – | |
| Addition or alteration | Construct alterations to install new partition track at seventh floor of existing office building per plan. | $10,000 | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations for tenant King County Bar Association 7th floor | – | |
| Addition or alteration | Tenant improvement floor 19 suite 1920 subject to field inspection (STFI) per plans. | $35,000 | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 10th floor. For "WTAS" per plans. | – | |
| Addition or alteration | Closed as incomplete - expired permit. construct interior alterations on the 18th floor of existing commercial building per floor plan subject to field inspection (STFI) | $48,000 | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 15th floor (Liruhs & Keckemet/Zachary Scott) per plan. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations on the 4th and 5th floors (UW Medicine ITS) per plan. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 9th floor (for futute tenant) per plan. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations. New partitions doors and finishes Public Financial Managment (tenant) floor 12. | – | |
| Addition or alteration | Construct interior altertion to suite 1900 in existing office building per floor plan and STFI. | $37,000 | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations on 1st Floor (to create IBM Building Shower Rooms) per plan. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 16th floor tenant WTAS (IBM Bldg) per plan | – | |
| Addition or alteration | Tenant improvements to suite 800 of existing office building subject to field inspection | $14,414 | |
| Addition or alteration | Tenant improvements to suite 2010 of existing office building subject to field inspection | $46,996 | |
| Addition or alteration | Construct interor alterations for tenant improvement to existing office space on 12th floor subject to field inspection. | $5,000 | |
| Addition or alteration | Construct interior alterations to existing office space on the 14th floor per floor plan subject to field inspection. | $20,000 | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations (primarily a ceiling upgrade) to the 4th floor (Suite 400) per plan. | – | |
| Addition or alteration | Change of use from retail to office. Construct interior alterations to existing commercial building on the 1st floor/ occupy per plan. | $75,000 | |
| Addition or alteration | Closed as incomplete - expired permit. Alterations to existing office on 1st floor lobby per floor plan and subject to field inspection | $1,200 | |
| Addition or alteration | Establish use as minor communications facility install antennas equipments and screened steel equipment platform on rooftop of existing office building and occupy per plan | $100,000 | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 12th Floor per plans for Tenant Integrated Design Engineers LLC. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 4th 7th & 12th Floors per plan for Tenant UNICO. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 8th floor for Tenant EBTCS per plans. | – | |
| Addition or alteration | Non structural alterations to 19th floor (National Parks) per floor plan and subject to field inspection | $10,000 | |
| Tenant Improvment | Blanket Permit for interior non-structural office alterations at the 12th floor for Tenant LESA SROUFE & Co. Inc. per plans. | – | |
| Addition or alteration | Tenant improvements non-structural to suite 1820 to existing office. Subject to field inspection. Stfi | $10,000 | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to EBTCS floor 8 | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 17th floor. For Canterbury Consulting per plans. | – | |
| Addition or alteration | Non-structural office tenant improvements 9th and 10th floors of existing comm (IBM) bldg per plan. | $175,000 | |
| Tenant Improvment | Tenant Improvement on floor 19 for American E and S and Wells Fargo | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations. TI floor WTAS Floor 16 | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations. Floor 8 EBTCS | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations for the 20th floor - Knoll | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 8th floor. Unico | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to King County Bar Suite 600 | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 17th floor. For Unico per plans. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the suite 1700. For Winterbauer & Diamond per plans. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 17th floor. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 20th floor. | – | |
| Addition or alteration | Construct interior non structural alterations to Conference Room 1814 on 18th floor of existing office subject to field inspection STFI. | $10,000 | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 13th floor. The seattle foundation | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations.Tennent Connor Sargent floor 16. | – | |
| Tenant Improvment | Blanket Permit for ceiling upgrade for north half of 17th floor. | – | |
| Addition or alteration | Tenant improvements SW corner 15th floor of existing office bldg Subject To Field Inspection (STFI). | $45,000 | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations. WTAS 1200 5th Ave floor 16. | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations for the 17th floor Unico Properties/Trumba. | – | |
| Addition or alteration | Alterations to 16th/17th floor infill stair per plan. | $43,000 | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 19th floor - DNA Brand Mechanics. | – | |
| Addition or alteration | Non-structural tenant improvements to 11th floor (northwest corner) per plans and subject to field inspection. | $15,000 | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to DUBUAR LIRHUS & ENGEL floor #15. | – | |
| Addition or alteration | Interior non structural remodel to existing tennant space subject to field inspection. | $70,000 | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 15 & 16th floor Unico properties - restroom upgrades | – | |
| Tenant Improvment | 16th Floor T.I. | – | |
| Addition or alteration | Relocated door and alter South office (20th Floor IBM Bldg) subject to field inspection. | $150,000 | |
| Tenant Improvment | Blanket Permit FLOOR 15 | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 14th floor St. Jude Medical | – | |
| Addition or alteration | Alterations to exisitng office space (floor 9) per stfi | $20,000 | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 14th floor WCRA. | – | |
| Tenant Improvment | Blanket Permit Floor 20 AboveNet | – | |
| Tenant Improvment | Blanket Permit Floors 5 & 20 Unico Properties | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to the 20th fl - DNA Brand | – | |
| Tenant Improvment | Blanket Permit for interior non-structural alterations to 14th floor - Hall Zanzig Zulauf Claflin Mceachen. | – |
Checked 2026-10-01 10:54 UTC against Seattle Department of Construction and Inspections permit data. Markdown · JSON