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Holmes

Engineering firm · San Francisco
holmes.us(415) 693-1600LinkedIn235 Montgomery Street Suite 1250, San Francisco, CA 94104

Holmes is an engineering firm with 35 tracked San Francisco building-permit projects on record, with the latest filing in that record 10 days ago. Its filings (Jan 2025 to Oct 2026) are concentrated in Pacific Heights and Presidio Heights, 97% residential. A typical project in the record declares $20K–$625K. If you work at Holmes, claim this page to add a description.

Filed 10 days ago
#90
by SF filing activity
among SF architects & engineers, 90 days to Nov 1, 2026
35
projects
from 57 filings
4/16
active weeks
weeks with a filing (16 weeks to Nov 1, 2026)
Portfolio · $399/yearFree during launch
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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$20K–$625K$150K typical8.6× the SF median ($17K)Last filed10 days agoCastro/Upper Market · Oct 29, 2026Last 90 days6 active6 newly filed

Filing activity · 16 weeks to Nov 1, 2026 · peak Aug 2026

JUL
AUG
SEP
OCT

Project mix · by use

Commercial3%
Residential97%

Geography · by neighborhood

Pacific Heights39%
Presidio Heights25%
Marina18%
Seacliff11%
Nob Hill7%

Shared-project connections

#FirmPrimary roleSharedRelative
1Sutro ArchitectsArchitecture11
2Craig O'connell ArchitectArchitecture2
3Dumican & Mosey ArchitectsArchitecture2
4Lea & Braze Engineering, IncEngineering2
5One DesignArchitecture2
1The Toboni GroupGeneral contractor4
2Durkin Inc.General contractor3
3Farallon General Contractors IncGeneral contractor2
4Madden Plumbing, LLCGeneral contractor2
5Plath & Company IncGeneral contractor2

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 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 relationships14 firmsFirms this one appears with on more than one project, out of 45 in total.
Permit speed141 days
This firm141d
SF median29d
112 days longer than the SF median
based on 13 firm filings vs 4,615 SF filings

Frequently asked questions

How many SF projects does Holmes appear on?▾
PermitPipeline tracks 35 San Francisco building-permit projects for Holmes (Jan 2025 to Oct 2026). 6 had filing activity in the last 90 days.
Does Holmes work on commercial or residential projects?▾
Across its tracked San Francisco filings, 3% of Holmes's projects are commercial and 97% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Holmes work?▾
39% of Holmes's tracked San Francisco projects are in Pacific Heights.
What is a typical Holmes project worth?▾
The median declared value across the 35 San Francisco projects Holmes 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 Holmes?▾
Holmes most frequently appears on the same San Francisco permit filings as Sutro Architects, The Toboni Group, Durkin Inc.. Appearing together indicates association on shared filings, not a proven working relationship.
Is Holmes an engineering firm?▾
Holmes is listed as an engineering 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 Nov 1, 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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