Permit GraphShortlistSan Francisco building permits since 2000

Permit 202507181188

421 Princeton St

ground fl: convert (e) family room to a new office and bedroom. 2nd fl: remodel (e) kitchen, convert (e) half bath to a full bath. voluntary structural strengthening

Outcome
Completed (city status: complete, Sep 22, 2026)
Filed
Jul 18, 2025
Permit issued
Aug 1, 2025
Final sign-off
Sep 22, 2026
Declared cost
$80,000
Building use
1 family dwelling
Neighborhood
Portola
Contractor
Wei Dang Builders Inc. (license 1048344)
Project type
Kitchen remodel, Bathroom remodel
Property
All permits at this address (block 6038, lot 033)

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
Wei Dang Builders Inc. (license 1048344)
Engineer
Jian Huang (license 87110)
Designer
Dong Liang, Don Liang (no license listed), applicant