Mostert Architecture is an architecture firm with 5 tracked San Francisco building-permit projects on record, with the latest filing in that record 120 days ago. Its filings (Jan 2025 to Feb 2026) are concentrated in Noe Valley and Castro/Upper Market, 100% residential. A typical project in the record declares $75K–$250K. If you work at Mostert Architecture, claim this page to add a description.
Filed 120 days ago
#873
by SF filing activity
among SF architects & engineers, 90 days to Aug 23, 2026
5
projects
from 24 filings
1/16
active week
weeks with a filing (16 weeks to Aug 23, 2026)
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Permit-backed projects · PermitPipeline’s independent record
Castro/Upper Market single-family renovation
Grade BActive 30 days ago · 2 filings · Mostert Architecture: architect
Work category: 1p; shower pan installed and ready for inspection
GC named · Design firm identified · Engineer identified · 4 specialty contractors identified
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$250K Portola single-family renovation
Active 6 months ago · 3 filings · Mostert Architecture: architect
Ref to bldg: remodel kitchen & bathroom on 2nd fl, rewire 2nd/f, add 1) 100 amp sub panel on 2nd/f
No GC named
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$75K West of Twin Peaks single-family renovation
Last active Jul 2025 · Mostert Architecture: architect
Adding an electrical sub panel, bedroom, bathroom and office remodel
GC named · Architect identified · Engineer identified · 2 specialty contractors identified
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2 more
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Scopes, values, teams and filing history for every one
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Neighborhood, filing date, scope and declared value are shown here. Exact addresses,
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5 project records for Mostert Architecture: addresses, values, project teams
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Typical project$75K–$250K$150K typicalLast filed120 days agoCastro/Upper Market · May 19, 2026Last 90 days0 active0 newly filed
Filing activity · 16 weeks to Aug 23, 2026 · peak May 2026
MAY
JUN
JUL
AUG
Project mix · by use
Residential100%
Geography · by neighborhood
Noe Valley40%
Castro/Upper Market20%
Portola20%
West of Twin Peaks20%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Zfa Structural Engineers | Architecture | 3 | |
| 2 | Semco | Engineering | 1 | |
| 1 | North Bay Construction | General contractor | 1 | |
| 2 | North Dream Construction Inc | General contractor | 1 | |
| 3 | Ramos General Construction Inc. | General contractor | 1 | |
| 4 | Five Stars Electric | Electrical contractor | 1 | |
| 5 | JS Tile Dba Sanchez & Son Tile | Plumbing contractor | 1 |
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Owner and developer names, and the projects behind each connection, are part of the Leads product.
Firms that appear on the same San Francisco permit filings. Association on shared filings, not a proven working relationship.
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State licenseNot connectedArchitects are licensed by the California Architects Board and engineers by BPELSG. Neither register is part of the San Francisco permit record, and we do not yet read them.
Repeat working relationships1 firmFirms this one appears with on more than one project, out of 12 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.
Frequently asked questions
How many SF projects does Mostert Architecture appear on?▾
PermitPipeline tracks 5 San Francisco building-permit projects for Mostert Architecture (Jan 2025 to Feb 2026). 0 had filing activity in the last 90 days.
Does Mostert Architecture work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Mostert Architecture's projects are commercial and 100% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Mostert Architecture work?▾
40% of Mostert Architecture's tracked San Francisco projects are in Noe Valley.
What is a typical Mostert Architecture project worth?▾
The median declared value across the 5 San Francisco projects Mostert Architecture has on record that state one is $150K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as Mostert Architecture?▾
Mostert Architecture most frequently appears on the same San Francisco permit filings as Zfa Structural Engineers, North Bay Construction, North Dream Construction Inc. Appearing together indicates association on shared filings, not a proven working relationship.
Is Mostert Architecture an architecture firm?▾
Mostert Architecture is listed as an architecture firm on its San Francisco permit filings. Roles on this profile are derived from the role each firm holds on public SF DBI filings.
Public aggregate — full project records are part of the paid leads product. Ranking, filing activity, project mix and geography were last recomputed Aug 23, 2026. Project counts, declared values and filing dates are read live from SF DBI filings.
How far back does this record go?▾
This page covers the recent permit record, not the firm’s full history. A firm’s earliest filing here means it was already working when our record opens, not that it started then.
Sources
San Francisco Department of Building Inspection permit filings.
Record source
Read directly from SF DBI filings.
Photography
None are shown until the firm supplies them.
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