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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 32 tracked San Francisco building-permit projects on record, with the latest filing in that record 28 days ago. Its filings (Jan 2025 to Aug 2026) are concentrated in Pacific Heights and Presidio Heights, 96% residential. A typical project in the record declares $20K–$625K. If you work at Holmes, claim this page to add a description.

Filed 28 days ago
#44
by SF filing activity
among SF architects & engineers, 90 days to Aug 23, 2026
32
projects
from 54 filings
8/16
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$20K–$625K$150K typical8.8× the SF median ($17K)Last filed28 days agoPacific Heights · Aug 19, 2026Last 90 days12 active7 newly filed

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

MAY
JUN
JUL
AUG

Project mix · by use

Commercial4%
Residential96%

Geography · by neighborhood

Pacific Heights42%
Presidio Heights23%
Marina15%
Seacliff12%
Nob Hill8%

Shared-project connections

#FirmPrimary roleSharedRelative
1Sutro ArchitectsArchitecture11
2Craig O'connell ArchitectArchitecture2
3Lea & Braze Engineering, IncEngineering2
4One DesignArchitecture2
5Larson Shores ArchitectsArchitecture2
1The Toboni GroupGeneral contractor4
2Durkin Inc.General contractor3
3Farallon General Contractors IncGeneral contractor2
4Plath & Company IncGeneral contractor2
5Thompson Suskind L PGeneral contractor2

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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.
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 relationships11 firmsFirms this one appears with on more than one project, out of 38 in total.
Permit speed148 days
This firm148d
SF median33d
115 days longer than the SF median
based on 12 firm filings vs 4,334 SF filings

Frequently asked questions

How many SF projects does Holmes appear on?
PermitPipeline tracks 32 San Francisco building-permit projects for Holmes (Jan 2025 to Aug 2026). 12 had filing activity in the last 90 days.
Does Holmes work on commercial or residential projects?
Across its tracked San Francisco filings, 4% of Holmes's projects are commercial and 96% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Holmes work?
42% of Holmes's tracked San Francisco projects are in Pacific Heights.
What is a typical Holmes project worth?
The median declared value across the 32 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 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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