Permit GraphShortlistSan Francisco building permits since 2000

Permit 202507070229

2100 Post St

upgrade the (e) fire alarm system by (1) addressable fire alarm unit (1) wireless communicator next to facu (11) addressable smoke detector (3) addressable manual pull station (1) addressable control module (9) led horn strobe (2) ceiling led horn strobes (3) ceiling low frequency horns.

Outcome
Completed (city status: complete, Mar 4, 2026)
Filed
Jul 7, 2025
Permit issued
Jul 7, 2025
Final sign-off
Mar 4, 2026
Declared cost
$28,000
Building use
apartments
Neighborhood
Japantown
Contractor
Poly-On Security System Inc. (license 1044620)
Property
All permits at this address (block 0681, lot 005)

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
Poly-On Security System Inc. (license 1044620), applicant
Designer
Billy Yau Ho Tsang, Poly-On Security System Inc. (license 1044620)