4145 20th St #0

San Francisco permit 202308235055 · Castro/Upper Market

AdditionOver-the-counter, with plansIssued

Street view · Feb 2021

Google Street View of 4145 20th St #0, Feb 2021

Scope of work

As written on the permit application.

1st fl bedroom addition & sitting area on ground fl within (e) envelope for unit 4145 20th st. 2nd fl bathroom addition, renovation of bedroom at 4145 20th st. eletrical & plumbing as req

Timeline

Key dates from the city record.

Filed: Aug 23, 2023
Issued: Sep 14, 2023 (within 1 month of filing)
Completed: Not completed yet

For comparison, San Francisco permits with the same review (over-the-counter, with plans) filed in 2023 were typically issued within 1 month (median of 4,704 issued permits).

City plan review

Each review stop the plans went through, from the city's routing record.

Review stops: 10 stops across 4 departments
Comments issued: Once, by Building Inspection

Review stop	Arrived	Finished	Result
Apartment and hotel inspection Building Inspection · HIS	Aug 23, 2023	Aug 23, 2023	Approved
Intake Building Inspection · INTAKE	Aug 23, 2023	Aug 23, 2023	Administrative
Zoning review Planning · CP-ZOC	Aug 23, 2023	Aug 23, 2023	Approved
Building plan review Building Inspection · BLDG	Aug 23, 2023	Aug 23, 2023	Issued Comments
Zoning review Planning · CP-ZOC	Aug 29, 2023	Aug 29, 2023	Administrative
Building plan review Building Inspection · BLDG	Aug 31, 2023	Aug 31, 2023	Approved
Mechanical and energy plan review Building Inspection · MECH	Aug 31, 2023	Aug 31, 2023	Approved
Public Utilities Commission review Public Utilities · SFPUC	Aug 31, 2023	Aug 31, 2023	Approved
Fire prevention review Fire Department · SFFD	Sep 1, 2023	Sep 1, 2023	Approved
Central Permit Bureau Building Inspection · CPB	Sep 14, 2023	Sep 14, 2023	Administrative

Source: DataSF 87xy-gk8d (Building Permit Addenda with Routing), retrieved Nov 6, 2026. Reviewer names and notes are left out.

Permit details

Permit type: OTC alterations permit
Status: Issued
Estimated cost: $200,000

People named on this permit

Only people we matched to a California license are listed.

Name	Role	License on permit
Brandon D Marshall Fog Studio	Architect	C33665

Sources

Everything on this page comes from public records. Check them yourself.

Permit 202308235055 on the city's permit tracking site

San Francisco Department of Building Inspection, the official record

DataSF Building PermitsAddress, scope, cost, dates and status
Retrieved Nov 5, 2026
DataSF Building Permit ContactsArchitects and engineers named on the permit
Retrieved Nov 5, 2026
DataSF Building Permit Addenda with RoutingPlan review stops and results
Retrieved Nov 6, 2026
Google Street ViewStreet photo
Taken Feb 2021