Permit GraphShortlistSan Francisco building permits since 2000

Permit 202311150879

1 Helen St

construct a new 4 story, single family dwelling with attached garage

Outcome
In progress (city status: issued, May 15, 2026)
Filed
Nov 15, 2023
Permit issued
May 15, 2026
Declared cost
$1,600,000
Building use
2 family dwelling
Neighborhood
Nob Hill
Contractor
Oarcon Inc (license 1016698), Bianchi-Tillett Developers Inc (license 745539)
Property
All permits at this address (block 0251, lot 045)

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
Oarcon Inc (license 1016698)
Architect
William Pashelinsky (license 11020)
Authorized agent-others
Schaeffer Nelson, Gary Bell Associates (no license listed), applicant