Hammerhouse Construction is a general contractor with 5 tracked San Francisco building-permit projects on record, with the latest filing in that record 153 days ago. Its filings (Jan 2025 to Apr 2026) are concentrated in West of Twin Peaks and Bernal Heights, 100% residential. A typical project in the record declares $7K–$30K. If you work at Hammerhouse Construction, claim this page to add a description.
Filed 153 days ago
#1,756
by SF filing activity
among SF general contractors, 90 days to Aug 23, 2026
5
projects
from 9 filings
0/16
active weeks
weeks with a filing (16 weeks to Aug 23, 2026)
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Permit-backed projects · PermitPipeline’s independent record
$7K West of Twin Peaks single-family renovation
Grade DActive 5 months ago · Hammerhouse Construction: GC
Voluntary seismic retrofit in accordance with standard plan a 2008, residential seismic strenghtening plan, per ebb program
GC named
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$154K Sunset/Parkside single-family renovation
Last active Jan 2025 · Hammerhouse Construction: GC
Work category: 1p; kitchen remodel, adjust plumbing as needed for new cabinet layout. new gas line throughout the house, hot and cold water…
GC named · Architect identified · Engineer identified · Specialty contractor identified
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$30K Bernal Heights multifamily renovation
Last active Jun 2025 · Hammerhouse Construction: GC
Re-roofing: remove and replace roofing material / existing roofing material (in-kind)
GC named · 1 other firm identified
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2 more
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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 names and mailing addresses, and full filing histories are part of the paid product.
5 project records for Hammerhouse Construction: addresses, values, project teams
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Typical project$7K–$30K$9K typical50% of the SF median ($17K)Last filed153 days agoWest of Twin Peaks · Apr 16, 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
West of Twin Peaks60%
Bernal Heights20%
Sunset/Parkside20%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Andrew Morrall Architect | Architecture | 1 | |
| 2 | Integrand Structural Engineer | Engineering | 1 | |
| 1 | Leo's Roofing Co. | General contractor | 1 | |
| 2 | Razo Plumbing | Plumbing contractor | 1 |
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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.
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State licenseCSLB Contractor #804459As filed on 6 permits
Repeat working relationships0 firmsFirms this one appears with on more than one project, out of 4 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.
Frequently asked questions
How many SF projects does Hammerhouse Construction appear on?▾
PermitPipeline tracks 5 San Francisco building-permit projects for Hammerhouse Construction (Jan 2025 to Apr 2026). 0 had filing activity in the last 90 days.
Does Hammerhouse Construction work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Hammerhouse Construction'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 Hammerhouse Construction work?▾
60% of Hammerhouse Construction's tracked San Francisco projects are in West of Twin Peaks.
What is a typical Hammerhouse Construction project worth?▾
The median declared value across the 5 San Francisco projects Hammerhouse Construction has on record that state one is $9K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as Hammerhouse Construction?▾
Hammerhouse Construction most frequently appears on the same San Francisco permit filings as Andrew Morrall Architect, Integrand Structural Engineer, Leo's Roofing Co.. Appearing together indicates association on shared filings, not a proven working relationship.
Is Hammerhouse Construction a general contractor?▾
Hammerhouse Construction 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 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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