# Alteration or repair permit ALT954524 at 38-44 Guest St, Boston

Boston Inspectional Services Department permit ALT954524: issued Aug 1, 2019 for alteration or repair work at 38-44 Guest St. Mass Innovation Labs -; Floors 3 &; 4 -; Change Occupancy to include new Laboratory Space.; Interior non-Structural renovations to existing Office Space / TI Labs.; Work includes ; New Laboratory spaces, new conference rooms, new;lighting, new Offices, ACT, and all new Architectural finishes.;Minor reconfiguration of existing MEP / HVAC / Fire Alarm &; Fire Sprinkler systems.;.

- Permit number: ALT954524
- Issued: Aug 1, 2019
- Type of work: Alteration or repair (city: Renovations - Interior NSC, Long Form/Alteration Permit)
- Status: Finished (city: Closed)
- Reported cost: $250,000
- ZIP code: 02135
- All permits at this address: https://nearbypermits.com/boston/address/38--44-guest-st/

---
Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-12 07:54 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 38-44 Guest St: https://nearbypermits.com/boston/address/38--44-guest-st/