300 Mission St

San Francisco permit 202005287958 · Financial District/South Beach

Commercial or tenant improvementOver-the-counter, with plansComplete

Street view · Sep 2026

Google Street View of 300 Mission St, Sep 2026

Scope of work

As written on the permit application.

17/f: construction of conference spaces, collaboration space, break room. all alteration interior only. (e) service core elements including stairs, elevators & mep shafts to remain, fire life safety under sep permit. maher n/a.

Timeline

Key dates from the city record.

Filed: May 28, 2020
Issued: Aug 13, 2020 (3 months after filing)
Completed: Apr 5, 2021 (8 months after issuance)

City plan review

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

Review stops: 8 stops across 3 departments
Comments issued: Not recorded for this permit
Put on hold: 6 times

The city lists the review stops for this permit but not their results, so we can't tell whether reviewers asked for changes.

Review stop	Arrived	Finished	Result
Central Permit Bureau Building Inspection · CPB	May 28, 2020	Aug 12, 2020	—
Building plan review Building Inspection · BLDG	Jun 2, 2020	Aug 5, 2020	—
Fire prevention review Fire Department · SFFD	Jun 2, 2020	Jul 30, 2020	—
Electrical plan review Building Inspection · MECH-E	Jun 2, 2020	Aug 4, 2020	—
Mechanical and energy plan review Building Inspection · MECH	Jun 2, 2020	Aug 4, 2020	—
Public Utilities Commission review Public Utilities · SFPUC	Jun 2, 2020	Aug 6, 2020	—
Permit Processing Center Building Inspection · PPC	Aug 6, 2020	Aug 6, 2020	—
Central Permit Bureau Building Inspection · CPB	Aug 6, 2020	Aug 13, 2020	—

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: $3,200,000

People named on this permit

Only people we matched to a California license are listed.

Name	Role	License on permit
William Raymond Turner Valerio Dewalt Train	Architect	C29008

Sources

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

Permit 202005287958 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