Principal Builders Inc. is a general contractor with 79 tracked San Francisco building-permit projects on record, most recently 61 days ago. No description has been added yet — if you work here, claim this page to add one.
Filed 61 days ago
#7
by SF filing activity
among SF general contractors, 90 days to Aug 16, 2026
79
projects
from 188 filings
15/16
active weeks
weeks with a filing (16 weeks to Aug 16, 2026)
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Permit-backed projects · PermitPipeline’s independent record
$162K Chinatown tenant improvement
Grade BFiled 4 months ago · Principal Builders: GC
6th fl: renovation to existing commercial tenant improvement. includes non structural partitions, acoustic ceiling tiles and finishes. new…
GC named · Architect identified · 2 engineers identified · 1 anticipated category not yet filed
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$5.7M Financial District/South Beach tenant improvement
Grade AFiled 2 months ago · Principal Builders: GC
Commercial tenant improvement of (e) floors 5 & 6
GC named · Architect identified · 2 engineers identified
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$17.1M Mission Bay commercial renovation
Filed 11 months ago · 9 filings · Principal Builders: GC
Revision to: removal of fsd-5-25 & fsd 5-26 from schedule & plans, mechanical schedule only scope
GC named · Architect identified · 3 Design firms identified · 5 engineers identified · 2 specialty contractors identified
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76 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 and contact details and full filing histories are part of the paid product.
79 project records for Principal Builders Inc.: addresses, values, project teams
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Typical project$46K–$960K$180K typicalLast filed61 days agoChinatown · Aug 10, 2026Last 90 days19 active11 newly filed
Filing activity · 16 weeks to Aug 16, 2026 · peak May 2026
APR
MAY
JUN
JUL
AUG
Project mix · by use
Commercial100%
Geography · by neighborhood
Financial District/South Beach45%
Mission Bay33%
Chinatown9%
Potrero Hill8%
South of Market5%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Gensler | Architecture | 27 | |
| 2 | California Electric Design | Engineering | 17 | |
| 3 | Thornton Tomasetti | Architecture | 7 | |
| 4 | Woods Bagot | Architecture | 7 | |
| 5 | Blitz | Architecture | 4 | |
| 1 | Siemans Building Technology | General contractor | 15 | |
| 2 | R L H Fire Protection Inc | General contractor | 10 | |
| 3 | Anderson, Rowe & Buckley, Inc. | General contractor | 7 | |
| 4 | Rapid Fire Safety&Security Llc Dba Pafa | General contractor | 4 | |
| 5 | Golden Gate Fire Protection 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 licenceNot connectedContractor registration is held by BPELSG. That register is not part of the San Francisco permit record, and we do not yet read it.
Standing in its cohort#7San Francisco general contractors, by filing activity, 90 days to Aug 16, 2026
Declared value on file188 of 188 filingsEvery filing carries a stated value.
Repeat working relationships28 firmsFirms this one appears with on more than one project, out of 52 in total.
Frequently asked questions
How many SF projects has Principal Builders Inc. filed?▾
PermitPipeline tracks 79 San Francisco building-permit projects for Principal Builders Inc. (Jan 2025 to Aug 2026). 19 had filing activity in the last 90 days.
Does Principal Builders Inc. work on commercial or residential projects?▾
Across its tracked San Francisco filings, 100% of Principal 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 Principal Builders Inc. work?▾
45% of Principal Builders Inc.'s tracked San Francisco projects are in Financial District/South Beach.
What is a typical Principal Builders Inc. project worth?▾
Across the 188 filings that state a declared value, Principal Builders Inc. averages $632K per filing (declared value on the permit filing, not contract value).
Which firms does Principal Builders Inc. work with most often?▾
Principal Builders Inc. most frequently appears on the same San Francisco permit filings as Gensler, California Electric Design, Siemans Building Technology. Appearing together indicates association on shared filings, not a proven working relationship.
Is Principal Builders Inc. a general contractor?▾
Principal 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 DOB filings.
Public aggregate — full project records are part of the paid leads product. Ranking, filing activity, project mix and geography were last recomputed Aug 16, 2026. Project counts, declared values and filing dates are read live from SF DBI filings.
Why does this record start in March 2026?▾
The New York City record begins March 18, 2026. A first filing in that month means the firm was already working when the record opened, not that it started then.
Why does this record start in March 2026?▾
The New York City record begins March 18, 2026. A first filing in that month means the firm was already working when the record opened, not that it started then.
Sources
San Francisco Department of Building Inspection permit filings.
Verified
Read directly from SF DBI filings.
Photography
Photographs are supplied by the firm.
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