Clayton Timbrell & Co
General contractor · San Francisco permit activity
General contractor active in San Francisco construction, tracked from public building-permit filings.
#178
by SF filing activity
among SF general contractors, last 90 days
33
projects tracked
Jan 2025 to Jun 2026
4/16
active weeks
weeks with a filing (last 16)
Every Clayton Timbrell & project: scopes, declared values, teams and filing history.
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$275K Russian Hill renovation
Filed 3 months ago · Clayton Timbrell &: GC
Interior remodel of 2nd/f unit, demolition & replace center living room post, demolition & replace both bedroom closet walls & doors…
GC named · Architect identified
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$3K Presidio Heights renovation
Filed 2 months ago · Clayton Timbrell &: GC
Remove & replace drywall to facilitate electrical work @ whiskey room on 4th floor will clad w/paneling. no structural (interior). remove…
GC named
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$65K Russian Hill renovation
Filed 5 months ago · Clayton Timbrell &: GC
Remodel kitchen and two baths. exploratory drywall demolition to assess existing conditions. no structural work. patch back after demolition
GC named
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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,
owner and contact details and full filing histories are part of the paid product.
33 project records for Clayton Timbrell &: addresses, values, project teams
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Middle 50% of declared values: $1–$50K (median $3K)
Most recent filing: Castro/Upper Market · Jun 23, 2026
4 active · 4 newly observed last 90 days
Filing activity · last 16 weeks
APR
MAY
JUN
JUL
4
active projects (last 90d)
4
newly observed (last 90d)
Jun 2026
peak month
Project mix · by use
Residential100%
Geography · by neighborhood
Pacific Heights36%
Presidio Heights32%
Presidio16%
Russian Hill10%
Noe Valley6%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Studio Terpeluk | Architecture | 6 | |
| 2 | Butler Armsden Architects | Architecture | 3 | |
| 3 | Double -D Engineering | Engineering | 2 | |
| 4 | Hom Pisano | Engineering | 1 | |
| 5 | Hom & Pisano Engineering Inc. | Engineering | 1 | |
| 1 | Add A Garage Inc. | General contractor | 3 |
Firms that appear on the same San Francisco permit filings. Association on shared filings, not a proven working relationship.
Frequently asked questions
How many SF projects has Clayton Timbrell & Co filed?▾
PermitPipeline tracks 33 San Francisco building-permit projects for Clayton Timbrell & Co (Jan 2025 to Jun 2026). 4 had filing activity in the last 90 days.
Does Clayton Timbrell & Co work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Clayton Timbrell & Co'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 Clayton Timbrell & Co work?▾
33% of Clayton Timbrell & Co's tracked San Francisco projects are in Pacific Heights.
What is a typical Clayton Timbrell & Co project worth?▾
Across the 37 tracked projects with a declared value, Clayton Timbrell & Co averages $39K per project (declared value on the permit filing, not contract value).
Which firms does Clayton Timbrell & Co work with most often?▾
Clayton Timbrell & Co most frequently appears on the same San Francisco permit filings as Studio Terpeluk, Butler Armsden Architects, Add A Garage Inc.. Appearing together indicates association on shared filings, not a proven working relationship.
Is Clayton Timbrell & Co a general contractor?▾
Clayton Timbrell & Co is listed as a general contractor on its San Francisco permit filings. Roles on this profile are derived from the role each firm holds on public DOB filings.
Public aggregate — full project records are part of the paid leads product. Updated daily from SF DBI filings.
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