Fire Detection Unlimited is a general contractor with 24 tracked San Francisco building-permit projects on record, with the latest filing in that record 125 days ago. Its filings (Mar 2025 to May 2026) are concentrated in Bayview Hunters Point and Mission, 80% residential. A typical project in the record declares $1–$9K. If you work at Fire Detection Unlimited, claim this page to add a description.
Filed 125 days ago
#1,486
by SF filing activity
among SF general contractors, 90 days to Aug 23, 2026
24
projects
from 39 filings
1/16
active week
weeks with a filing (16 weeks to Aug 23, 2026)
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Permit-backed projects · PermitPipeline’s independent record
$1.8M South of Market commercial renovation
Active 7 months ago · 3 filings · Fire Detection Unlimited: GC
Providing parts and smarts for modication of existing gamewell s3 fire alarm system. fdu will provide 14 new audio visual notification…
GC named · Architect identified · 2 engineers identified
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Bayview Hunters Point renovation
Grade DActive 3 months ago · 3 filings · Fire Detection Unlimited: GC
Revision to, revised as built submittal
GC named
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$23K Portola tenant improvement
Active 8 months ago · 2 filings · Fire Detection Unlimited: GC
Ref tenant improvement - (n) door holders shall be provided/120v power for door holder provided by others/ add (n) relay, 2 notification…
GC named
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21 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.
24 project records for Fire Detection Unlimited: addresses, values, project teams
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Typical project$1–$9K$1 typicalLast filed125 days agoBayview Hunters Point · May 14, 2026Last 90 days0 active0 newly filed
Filing activity · 16 weeks to Aug 23, 2026 · peak May 2026
MAY
JUN
JUL
AUG
Project mix · by use
Commercial20%
Residential80%
Geography · by neighborhood
Bayview Hunters Point73%
Mission9%
South of Market9%
Financial District/South Beach5%
Mission Bay4%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Gensler | Architecture | 1 | |
| 2 | Acg Engineers Inc | Engineering | 1 | |
| 3 | MHC Engineers | Engineering | 1 | |
| 1 | Centric Construction Inc | General contractor | 1 | |
| 2 | Discount Plumbing Rooter Services LLC | Plumbing contractor | 1 | |
| 3 | Incom Mechanical Inc | 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 relationships0 firmsFirms this one appears with on more than one project, out of 6 in total.
Permit speed—Too few filings with a recorded issue date to publish a median.
Frequently asked questions
How many SF projects does Fire Detection Unlimited appear on?▾
PermitPipeline tracks 24 San Francisco building-permit projects for Fire Detection Unlimited (Mar 2025 to May 2026). 0 had filing activity in the last 90 days.
Does Fire Detection Unlimited work on commercial or residential projects?▾
Across its tracked San Francisco filings, 20% of Fire Detection Unlimited's projects are commercial and 80% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in San Francisco does Fire Detection Unlimited work?▾
73% of Fire Detection Unlimited's tracked San Francisco projects are in Bayview Hunters Point.
What is a typical Fire Detection Unlimited project worth?▾
The median declared value across the 24 San Francisco projects Fire Detection Unlimited has on record that state one is $1 (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as Fire Detection Unlimited?▾
Fire Detection Unlimited most frequently appears on the same San Francisco permit filings as Gensler, Acg Engineers Inc, Centric Construction Inc. Appearing together indicates association on shared filings, not a proven working relationship.
Is Fire Detection Unlimited a general contractor?▾
Fire Detection Unlimited 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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