Trojan Systems Inc.
General contractor · San Francisco permit activity
General contractor active in San Francisco construction, tracked from public building-permit filings.
#1082
by SF filing activity
among SF architects & engineers, last 90 days
4
projects tracked
Apr 2025 to Jan 2026
0/16
active weeks
weeks with a filing (last 16)
Every Trojan Systems project: scopes, declared values, teams and filing history.
Start your 14-day trialSelect Trojan Systems projects
Marina renovation
Filed 6 months ago · Trojan Systems: GC
Replace aes comunicator to new starlink communicator due to signal issues
GC named
View project details →
$10K Japantown renovation
Filed 11 months ago · Trojan Systems: GC
Upgrade fire alarm to replace outdated parts and use new technology communicator
GC named
View project details →
$1K Mission renovation
Filed May 2025 · Trojan Systems: GC
Replace phone lines with new sole/dual path fire alarm communicator
GC named
View project details →
1 more
Trojan Systems projects with project intelligence
Scopes, values, teams and filing history for every one
Start your 14-day trial →
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.
4 project records for Trojan Systems: addresses, values, project teams
Start 14-day free trial
Middle 50% of declared values: $1K–$45K (median $10K)
Most recent filing: Marina · Jan 29, 2026
0 active · 0 newly observed last 90 days
Filing activity · last 16 weeks
APR
MAY
JUN
JUL
0
active projects (last 90d)
0
newly observed (last 90d)
—
peak month
Project mix · by use
Residential100%
Geography · by neighborhood
Marina50%
Japantown25%
Mission25%
Frequently asked questions
How many SF projects has Trojan Systems Inc. filed?▾
PermitPipeline tracks 4 San Francisco building-permit projects for Trojan Systems Inc. (Apr 2025 to Jan 2026). 0 had filing activity in the last 90 days.
Does Trojan Systems Inc. work on commercial or residential projects?▾
Across its tracked San Francisco filings, 0% of Trojan Systems Inc.'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 Trojan Systems Inc. work?▾
50% of Trojan Systems Inc.'s tracked San Francisco projects are in Marina.
What is a typical Trojan Systems Inc. project worth?▾
Across the 4 tracked projects with a declared value, Trojan Systems Inc. averages $14K per project (declared value on the permit filing, not contract value).
Is Trojan Systems Inc. a general contractor?▾
Trojan Systems 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. Updated daily from SF DBI filings.
Firm directories by market