JB Builders is a general contractor with 3 tracked San Francisco building-permit projects on record, with the latest filing in that record 31 days ago. Its filings (Apr 2025 to Jul 2026) are concentrated in Inner Sunset and Mission, 100% residential. If you work at JB Builders, claim this page to add a description.
Filed 31 days ago
#1,394
by SF filing activity
among SF general contractors, 90 days to Aug 23, 2026
3
projects
from 7 filings
2/16
active weeks
weeks with a filing (16 weeks to Aug 23, 2026)
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Permit-backed projects · PermitPipeline’s independent record
$31K Inner Sunset multifamily renovation
Grade DActive 1 month ago · JB Builders: GC
Small bath remodel 1 fan, 1 ceiling fixture, 1 switch, 1 occ sensor, 1 gfci receptacle, floor heat and lighted mirror 4 circuits new 200a…
GC named · 2 specialty contractors identified
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$100K Presidio Heights single-family renovation
Last active Apr 2025 · JB Builders: GC
Replace in kind, like for like, exterior wood sidewall shingles. replace in kind, like for like, total of 12 wood sash insert replacement…
GC named
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1 more
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Neighborhood, filing date, scope and declared value are shown here. Exact addresses,
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3 project records for JB Builders: addresses, values, project teams
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Declared values3 on filetoo few for a rangeLast filed31 days agoInner Sunset · Aug 17, 2026Last 90 days1 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
Inner Sunset34%
Mission33%
Presidio Heights33%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| None on shared filings. | ||||
| 1 | Cahill And Kavanaugh Inc * See Note* | Plumbing contractor | 2 | |
| 2 | Lezama Electric Inc | Electrical contractor | 1 | |
| 3 | Komater Electric Inc | Electrical 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 #890465As filed on 1 permit
Repeat working relationships1 firmFirms this one appears with on more than one project, out of 3 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.
Frequently asked questions
How many SF projects does JB Builders appear on?▾
PermitPipeline tracks 3 San Francisco building-permit projects for JB Builders (Apr 2025 to Jul 2026). 1 had filing activity in the last 90 days.
Does JB Builders work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of JB Builders'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 JB Builders work?▾
34% of JB Builders's tracked San Francisco projects are in Inner Sunset.
Which firms appear most often on the same filings as JB Builders?▾
JB Builders most frequently appears on the same San Francisco permit filings as Cahill And Kavanaugh Inc * See Note*, Lezama Electric Inc, Komater Electric Inc. Appearing together indicates association on shared filings, not a proven working relationship.
Is JB Builders a general contractor?▾
JB Builders 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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