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Sergio Mayorga Assc is an architecture firm with 6 tracked San Francisco building-permit projects on record, with the latest filing in that record 161 days ago. Its filings (Sep 2025 to Apr 2026) are concentrated in Presidio Heights and Mission, 100% residential. A typical project in the record declares $50K–$300K. If you work at Sergio Mayorga Assc, claim this page to add a description.
Filed 161 days ago
#850
by SF filing activity
among SF architects & engineers, 90 days to Aug 23, 2026
6
projects
from 12 filings
0/16
active weeks
weeks with a filing (16 weeks to Aug 23, 2026)
Portfolio · $399/yearFree during launch
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Permit-backed projects · PermitPipeline’s independent record
$120K Mission multifamily renovation
Grade BActive 23 days ago · Sergio Mayorga Assc: architect
Retrofit upgrade. mandatory soft-story per sfebc ch 40. criterium feam p-807
No GC named · 2 anticipated categories not yet filed
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$73K Presidio Heights multifamily renovation
Grade BActive 5 months ago · Sergio Mayorga Assc: architect
Unit 301: (e) kitchen relocation, (e) bathroom remodel, addition of (n) washer and dryer. (10) lights, (10) switches, (21) receptacles, (1)…
GC named · Specialty contractor identified
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$628K Nob Hill multifamily renovation
Active 10 months ago · 3 filings · Sergio Mayorga Assc: architect
Units 9-12- remodel (e) kitchen kitchen and remodel (e) bathroom, install (n) washer and dryer and convert (e) kitchen into (n) office…
GC named · Specialty contractor identified
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6 project records for Sergio Mayorga Assc: addresses, values, project teams
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Typical project$50K–$300K$120K typical7.1× the SF median ($17K)Last filed161 days agoPresidio Heights · Apr 9, 2026Last 90 days0 active0 newly filed
Filing activity · 16 weeks to Aug 23, 2026
MAY
JUN
JUL
AUG
Project mix · by use
Residential100%
Geography · by neighborhood
Presidio Heights33%
Mission17%
Nob Hill17%
Pacific Heights17%
Western Addition16%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| None on shared filings. | ||||
| 1 | Swinerton Builders | General contractor | 1 | |
| 2 | Casman Construction Inc | General contractor | 1 | |
| 3 | De Brus Construction Inc | General contractor | 1 | |
| 4 | J T & M Hardwood Flooring Construcing | General contractor | 1 | |
| 5 | K Bali Construction | General contractor | 1 | |
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Firms that appear on the same San Francisco permit filings. Association on shared filings, not a proven working relationship.
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State licenseCalifornia architect #C040929On 6 of this firm's filings. Architect licenses are held by individuals, not by firms.
Repeat working relationships0 firmsFirms this one appears with on more than one project, out of 5 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.
Frequently asked questions
How many SF projects does Sergio Mayorga Assc appear on?▾
PermitPipeline tracks 6 San Francisco building-permit projects for Sergio Mayorga Assc (Sep 2025 to Apr 2026). 0 had filing activity in the last 90 days.
Does Sergio Mayorga Assc work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Sergio Mayorga Assc'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 Sergio Mayorga Assc work?▾
33% of Sergio Mayorga Assc's tracked San Francisco projects are in Presidio Heights.
What is a typical Sergio Mayorga Assc project worth?▾
The median declared value across the 6 San Francisco projects Sergio Mayorga Assc has on record that state one is $120K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as Sergio Mayorga Assc?▾
Sergio Mayorga Assc most frequently appears on the same San Francisco permit filings as Swinerton Builders, Casman Construction Inc, De Brus Construction Inc. Appearing together indicates association on shared filings, not a proven working relationship.
Is Sergio Mayorga Assc an architecture firm?▾
Sergio Mayorga Assc 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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