100 Larkin St

San Francisco permit 202512091334 · Tenderloin

Commercial or tenant improvementOver-the-counter, with plansComplete

Street view · Sep 2026

Google Street View of 100 Larkin St, Sep 2026

Scope of work

As written on the permit application.

3rd & 4th fl - installation of laminated glass safety barriers around the central curved atrium floor opening at the 3rd & 4th fl of the main library. laminated glass safety barriers will be bolted to the existing metal guardrails.

Timeline

Key dates from the city record.

Filed: Dec 9, 2025
Issued: Jan 12, 2026 (1 month after filing)
Completed: Apr 17, 2026 (3 months after issuance)

For comparison, San Francisco permits with the same review (over-the-counter, with plans) filed in 2025 were typically issued within 1 month (median of 5,178 issued permits).

City plan review

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

Review stops: 7 stops across 4 departments
Comments issued: Once, by Fire Department

Review stop	Arrived	Finished	Result
Public Works disability access review Public Works · PW-DAC	Dec 8, 2025	Dec 8, 2025	Approved
Intake Building Inspection · INTAKE	Dec 9, 2025	Dec 9, 2025	Administrative
Zoning review Planning · CP-ZOC	Dec 9, 2025	Dec 9, 2025	Administrative
Building plan review Building Inspection · BLDG	Dec 9, 2025	Dec 9, 2025	Approved
Fire prevention review Fire Department · SFFD	Dec 9, 2025	Dec 9, 2025	Issued Comments
Fire prevention review Fire Department · SFFD	Dec 10, 2025	Dec 10, 2025	Approved
Central Permit Bureau Building Inspection · CPB	Jan 12, 2026	Jan 12, 2026	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: Complete
Estimated cost: $180,000

People named on this permit

Only people we matched to a California license are listed.

Name	Role	License on permit
Ivan Romero Ccsf-Dpw-Ba	Architect	C-12045

Sources

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

Permit 202512091334 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 Sep 2026