B N Builders Inc is a general contractor with 19 tracked San Francisco building-permit projects on record, with the latest filing in that record 4 days ago. Its filings (Apr 2025 to Nov 2026) are concentrated in Financial District/South Beach and Mission Bay, 100% commercial. A typical project in the record declares $45K–$1.4M. If you work at B N Builders Inc, claim this page to add a description.
Filed 4 days ago
#47
by SF filing activity
among SF general contractors, 90 days to Nov 8, 2026
19
projects
from 37 filings
8/16
active weeks
weeks with a filing (16 weeks to Nov 8, 2026)
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Permit-backed projects · PermitPipeline’s independent record
$350K Financial District/South Beach renovation
Grade BActive 24 days ago · B N Builders: GC
Deferred mep for ref
GC named · 2 architects identified · 3 engineers identified · 1 anticipated category not yet filed
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$6.0M Mission Bay commercial renovation
Grade AActive 2 months ago · B N Builders: GC
3/fl- construction of (n) full height non load bearing paritions, doors, glazing millwork, finishes, plumbing, associated electrical power…
GC named · Architect identified · 2 engineers identified
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$10K South of Market renovation
Grade DActive 4 days ago · B N Builders: GC
4th flr: install of (2) dx split system serving idf and mdf rooms
No GC named · Architect identified · 2 engineers identified
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16 more
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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.
19 project records for B N Builders Inc: addresses, values, project teams
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Typical project$45K–$1.4M$350K typical20× the SF median ($17K)Last filed4 days agoSouth of Market · Nov 4, 2026Last 90 days8 active5 newly filed
Filing activity · 16 weeks to Nov 8, 2026 · peak Sep 2026
JUL
AUG
SEP
OCT
NOV
Project mix · by use
Commercial100%
Geography · by neighborhood
Financial District/South Beach53%
Mission Bay16%
North Beach11%
Potrero Hill10%
South of Market10%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Ia Interior Architects | Architecture | 6 | |
| 2 | A R & B | Engineering | 3 | |
| 3 | Acco Engineered Systems Inc. | Architecture | 3 | |
| 4 | Glumac | Engineering | 3 | |
| 5 | California Electric Design | Engineering | 2 | |
| 1 | Phoenix Life Safety Inc Dba Life Safety | General contractor | 1 | |
| 2 | Sabah International Incorporated | General contractor | 1 | |
| 3 | SC Builders, Inc | General contractor | 1 | |
| 4 | Westates Mechanical Corporation Inc | General contractor | 1 | |
| 5 | Decker Electric Co Inc Electrical Contra | General 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 licenseNot connectedContractor registration is held by BPELSG. That register is not part of the San Francisco permit record, and we do not yet read it.
Repeat working relationships8 firmsFirms this one appears with on more than one project, out of 23 in total.
Permit speed21 daysLevel with the SF median
based on 7 firm filings vs 5,685 SF filings
based on 7 firm filings vs 5,685 SF filings
Frequently asked questions
How many SF projects does B N Builders Inc appear on?▾
PermitPipeline tracks 19 San Francisco building-permit projects for B N Builders Inc (Apr 2025 to Nov 2026). 8 had filing activity in the last 90 days.
Does B N Builders Inc work on commercial or residential projects?▾
Across its tracked San Francisco filings, 100% of B N Builders Inc's projects are commercial and 0% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does B N Builders Inc work?▾
53% of B N Builders Inc's tracked San Francisco projects are in Financial District/South Beach.
What is a typical B N Builders Inc project worth?▾
The median declared value across the 19 San Francisco projects B N Builders Inc has on record that state one is $350K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as B N Builders Inc?▾
B N Builders Inc most frequently appears on the same San Francisco permit filings as Ia Interior Architects, A R & B, Acco Engineered Systems Inc.. Appearing together indicates association on shared filings, not a proven working relationship.
Is B N Builders Inc a general contractor?▾
B N Builders Inc 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 Nov 8, 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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