Permit GraphShortlistSan Francisco building permits since 2000

Permit 202212309593

428 15th Av

new detached adu 1-story, type-vb, in rear yard (originally part of pa#202204071831)

Outcome
In progress (city status: issued, Sep 8, 2025)
Filed
Dec 30, 2022
Permit issued
Sep 8, 2025
Declared cost
$75,000
Building use
1 family dwelling
Neighborhood
Outer Richmond
Contractor
Patrick J. Corkery Gen. Contr. (license 541724), Bianchi-Tillett Developers Inc (license 745539)
Property
All permits at this address (block 1530, lot 024)

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
Bianchi-Tillett Developers Inc (license 745539)
Contractor
Patrick J. Corkery Gen. Contr. (license 541724)
Architect
Mark Topetcher, Topetcher Architectural (license C21678), applicant
Architect
Zachary Maddry, Dma Rc Studio (license C30718)
Engineer
David W Kane, Harrell Kane Struc Eng Inc (license 5278)
Pmt consultant/expediter
Brandon Tan, Bana Construction Inc. (no license listed)