Permit 202509246061
600 Montgomery St
20th/21st floor: revision to pa#'s 202508203517 and 202808203523 - new interconnecting convenience stair between level 20 and level 21.typical details for small new penetrations and infill of existing penetrations. typical cfs framing. mep equipment anchorage.
- Outcome
- Completed (city status: complete, Jul 27, 2026)
- Filed
- Sep 24, 2025
- Permit issued
- Oct 20, 2025
- Final sign-off
- Jul 27, 2026
- Declared cost
- $25,000
- Building use
- office
- Neighborhood
- Chinatown
- Contractor
- Hathaway Dinwiddie Co. (license 729664)
- Project type
- Stairs
- Property
- All permits at this address (block 0207, lot 032)
Everyone on the permit
The parties and license numbers written on the permit, as the city lists them; not a check with any state board. The person who paid the fee and the project contact are not shown.
- Contractor
- Hathaway Dinwiddie Co. (license 729664)
- Architect
- Luma Jaffar (license C38314)
- Engineer
- Laura Weyl (license 6376)