436 Lyon St

San Francisco permit 202003106639 · Lone Mountain/USF

New buildingFull plan reviewIssued

Street view · Jun 2022

Scope of work

As written on the permit application.

Erect a 1 story, 1 dwelling single family home with no basement.type 5-a

Timeline

Key dates from the city record.

City plan review

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

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	Mar 10, 2020	Mar 10, 2020	—
Zoning review Planning · CP-ZOC	Mar 10, 2020	Aug 26, 2020	—
Planning neighborhood notice Planning · CP-NP	Apr 28, 2020	Aug 26, 2020	—
Central Permit Bureau Building Inspection · CPB	Jul 23, 2020	Jul 30, 2020	—
Building plan review Building Inspection · BLDG	Aug 28, 2020	Oct 15, 2020	—
Fire prevention review Fire Department · SFFD	Oct 15, 2020	Nov 10, 2020	—
Fire prevention review Fire Department · SFFD	Dec 28, 2020	Dec 28, 2020	—
Street use and mapping Public Works · DPW-BSM	Dec 28, 2020	Dec 30, 2020	—
Public Utilities Commission review Public Utilities · SFPUC	Dec 31, 2020	Feb 18, 2021	—
Development fee collection Building Inspection · DFCU	Feb 19, 2021	Feb 19, 2021	—
Permit Processing Center Building Inspection · PPC	Feb 19, 2021	Feb 19, 2021	—
Central Permit Bureau Building Inspection · CPB	Feb 19, 2021	Jul 15, 2021	—

Review stop	Arrived	Finished	Result
Central Permit Bureau Building Inspection · CPB	Apr 4, 2022	Apr 4, 2022	—
Building plan review Building Inspection · BLDG	Apr 5, 2022	Jun 17, 2022	—
Building plan review Building Inspection · BLDG	Apr 5, 2022	Jun 21, 2022	—
Mechanical and energy plan review Building Inspection · MECH	Jun 21, 2022	Oct 4, 2022	—
Fire prevention review Fire Department · SFFD	Jul 21, 2022	Aug 8, 2022	—
Street use and mapping Public Works · DPW-BSM	Aug 8, 2022	Aug 17, 2022	—
Urban forestry Public Works · DPW-BUF	Sep 19, 2022	Sep 23, 2022	—
Public Utilities Commission review Public Utilities · SFPUC	Oct 4, 2022	Oct 6, 2022	—
Building plan review Building Inspection · BLDG	Oct 11, 2022	Oct 12, 2022	—
Zoning review Planning · CP-ZOC	Oct 12, 2022	Nov 3, 2022	—
Permit Processing Center Building Inspection · PPC	Nov 7, 2022	Nov 18, 2022	—
Central Permit Bureau Building Inspection · CPB	Nov 18, 2022	Jan 23, 2023	—

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

Permit details

People named on this permit

Only people we matched to a California license are listed.

Name	Role	License on permit
David Edward Thompson Thompson Studio Architects	Architect	C21729

Sources

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

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 Jun 2022