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Michael Castro

Architecture firm · San Francisco
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Michael Castro is an architecture firm with 12 tracked San Francisco building-permit projects on record, with the latest filing in that record 42 days ago. Its filings (Feb 2025 to Aug 2026) are concentrated in Financial District/South Beach and Chinatown, 100% commercial. A typical project in the record declares $209K–$1.0M. If you work at Michael Castro, claim this page to add a description.

Filed 42 days ago
#213
by SF filing activity
among SF architects & engineers, 90 days to Aug 23, 2026
12
projects
from 23 filings
5/16
active weeks
weeks with a filing (16 weeks to Aug 23, 2026)
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Permit-backed projects · PermitPipeline’s independent record
Neighborhood, filing date, scope and declared value are shown here. Exact addresses, owner names and mailing addresses, and full filing histories are part of the paid product.
Typical project$209K–$1.0M$270K typical16× the SF median ($17K)Last filed42 days agoFinancial District/South Beach · Aug 6, 2026Last 90 days4 active3 newly filed

Filing activity · 16 weeks to Aug 23, 2026 · peak May 2026

MAY
JUN
JUL
AUG

Project mix · by use

Commercial100%

Geography · by neighborhood

Financial District/South Beach42%
Chinatown25%
Mission Bay17%
Portola8%
Sunset/Parkside8%

Shared-project connections

#FirmPrimary roleSharedRelative
1California Electric DesignEngineering2
2Ashley MillerArchitecture1
3Bayside MechanicalArchitecture1
4Brereton ArchitectsArchitecture1
5Dean MacyEngineering1
1Build Group Inc.General contractor3
2Novo Construction IncGeneral contractor3
3Ayoob & Peery PlumbingGeneral contractor1
4Clune Construction Company L PGeneral contractor1
5Devcon ConstructionGeneral contractor1

Create a free account to see every firm on these projects and how many projects each one shares.

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.
State licenseCalifornia architect #C24073On 4 of this firm's filings. Architect licenses are held by individuals, not by firms.
Repeat working relationships3 firmsFirms this one appears with on more than one project, out of 14 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.

Frequently asked questions

How many SF projects does Michael Castro appear on?▾
PermitPipeline tracks 12 San Francisco building-permit projects for Michael Castro (Feb 2025 to Aug 2026). 4 had filing activity in the last 90 days.
Does Michael Castro work on commercial or residential projects?▾
Across its tracked San Francisco filings, 100% of Michael Castro's projects are commercial and 0% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Michael Castro work?▾
42% of Michael Castro's tracked San Francisco projects are in Financial District/South Beach.
What is a typical Michael Castro project worth?▾
The median declared value across the 12 San Francisco projects Michael Castro has on record that state one is $270K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as Michael Castro?▾
Michael Castro most frequently appears on the same San Francisco permit filings as Build Group Inc., Novo Construction Inc, California Electric Design. Appearing together indicates association on shared filings, not a proven working relationship.
Is Michael Castro an architecture firm?▾
Michael Castro 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.
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Sources

San Francisco Department of Building Inspection permit filings.

Record source

Read directly from SF DBI filings.

Photography

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