Permit GraphShortlistSan Francisco building permits since 2000

Permit 202607064536

3601 Lyon St

remove circular structure (breakout room #1/#2) & mezzanine above located in interior atrium space. replace structure w/ stair & viewing mezzanine (to be connected to (e) mezzanine).

Outcome
In progress (city status: issued, Jul 20, 2026)
Filed
Jul 6, 2026
Permit issued
Jul 20, 2026
Declared cost
$53,000
Building use
museum
Neighborhood
Marina
Contractor
Ashbury Gen Constructing & Eng (license 826169)
Project type
Stairs
Property
All permits at this address (block 0916, lot 002)

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
Ashbury Gen Constructing & Eng (license 826169)
Architect
Alex Santos, Altos Engineering (license C84144), applicant