Hearth Corporation is a general contractor with 9 tracked San Francisco building-permit projects on record, with the latest filing in that record 69 days ago. Its filings (Feb 2025 to Jul 2026) are concentrated in Nob Hill and West of Twin Peaks, 100% residential. A typical project in the record declares $30K–$125K. If you work at Hearth Corporation, claim this page to add a description.
Filed 69 days ago
#668
by SF filing activity
among SF general contractors, 90 days to Aug 23, 2026
9
projects
from 29 filings
3/16
active weeks
weeks with a filing (16 weeks to Aug 23, 2026)
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Permit-backed projects · PermitPipeline’s independent record
$125K Nob Hill multifamily renovation
Grade AActive 3 months ago · Hearth Corporation: GC
Private roof deck, remodel of kitchen, new powder room, new penthouse roof & skylights, structural work
GC named · Architect identified · Engineer identified · 1 anticipated category not yet filed
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$400K West of Twin Peaks single-family renovation
Grade BActive 3 months ago · Hearth Corporation: GC
Convert 1358 sf at lower floor storage area into living space to include 2 bedrooms, bathroom, living room with 2 burner kitchenette and…
GC named · Architect identified · 1 anticipated category not yet filed
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West of Twin Peaks single-family renovation
Grade DActive 2 months ago · Hearth Corporation: GC
To obtain final inspection for work approved under &. all work is complete
GC named · 3 specialty contractors identified
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6 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,
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9 project records for Hearth Corporation: addresses, values, project teams
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Typical project$30K–$125K$88K typical5.2× the SF median ($17K)Last filed69 days agoWest of Twin Peaks · Jul 10, 2026Last 90 days2 active1 newly filed
Filing activity · 16 weeks to Aug 23, 2026 · peak Jul 2026
MAY
JUN
JUL
AUG
Project mix · by use
Residential100%
Geography · by neighborhood
Nob Hill29%
West of Twin Peaks29%
Bayview Hunters Point14%
Bernal Heights14%
Lone Mountain/USF14%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Raumfabrick Architecture | Architecture | 2 | |
| 2 | PE Structural Design | Engineering | 1 | |
| 3 | Raumfabrik | Architecture | 1 | |
| 4 | Santos Prescott & Assoc. | Architecture | 1 | |
| 5 | Upright Engineering | Engineering | 1 | |
| 1 | Chasov Electrical Voice & Data | Electrical contractor | 6 | |
| 2 | Brian Fusco Plumbing | Plumbing contractor | 5 | |
| 3 | O'brien Contracting Inc | General contractor | 3 |
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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 #955784As filed on 5 permits
Repeat working relationships4 firmsFirms this one appears with on more than one project, out of 9 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.
Frequently asked questions
How many SF projects does Hearth Corporation appear on?▾
PermitPipeline tracks 9 San Francisco building-permit projects for Hearth Corporation (Feb 2025 to Jul 2026). 2 had filing activity in the last 90 days.
Does Hearth Corporation work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Hearth Corporation'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 Hearth Corporation work?▾
29% of Hearth Corporation's tracked San Francisco projects are in Nob Hill.
What is a typical Hearth Corporation project worth?▾
The median declared value across the 9 San Francisco projects Hearth Corporation has on record that state one is $88K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as Hearth Corporation?▾
Hearth Corporation most frequently appears on the same San Francisco permit filings as Chasov Electrical Voice & Data, Brian Fusco Plumbing, O'brien Contracting Inc. Appearing together indicates association on shared filings, not a proven working relationship.
Is Hearth Corporation a general contractor?▾
Hearth Corporation 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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