Permit GraphShortlistSan Francisco building permits since 2000

Permit 202309015793

2639 21st Av

legalize unit under city ordinance # 43-14 (unit a)1. legalize ground floor unauthorized dwelling unit per city ordinance no. 43-14; added on the ground floor - unit a (existing conditioned space under permit# 201110187003). legalize added sink, cabinetry, and removal of interior stair in (e) hall.

Outcome
Completed (city status: complete, Nov 25, 2025)
Filed
Sep 1, 2023
Permit issued
Apr 10, 2024
Final sign-off
Nov 25, 2025
Declared cost
$1,000
Building use
2 family dwelling
Neighborhood
Sunset/Parkside
Contractor
Dmsquare Construction 2 Inc (license 1074425)
Project type
Stairs
Property
All permits at this address (block 2475, lot 010)

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
Dmsquare Construction 2 Inc (license 1074425)
Owner-builder
Owner
Authorized agent-others
Tat Cheung (no license listed)
Designer
Felix Liu, Lcf Solutions (no license listed), applicant