Fire alarm
Duncan Security LLC
Duncan Security LLC is a fire alarm company based in Houston, Texas. It holds an active Fire Alarm Certificate of Registration (No. ACR-2340) from the Texas State Fire Marshal's Office, verified against state records on October 24, 2026.
State registration verified October 24, 2026
Texas State Fire Marshal's Office registrations
| Registration | Type | Expires | Status |
|---|---|---|---|
| ACR-2340 | Fire Alarm Certificate of Registration | March 11, 2028 | active |
Services
- Fire alarm. Sale, installation, inspection, testing, monitoring and service of fire alarm and detection systems.
Services are inferred from the company's state registrations. Confirm specific capabilities with the company.
Locations
- Primary: 9750 W Sam Houston Pkwy N Ste 150, Houston, TX 77064-5557 · Harris County
Other licensed companies in Houston
A & A Fire and Security Solutions LLC
Fire alarmFire extinguisherFire sprinkler 3 active registrations
ABC Fire Systems LLC
Fire alarmFire extinguisherFire sprinkler 4 active registrations
Accutek Technologies Inc
Fire alarm 1 active registration
ADT LLC
Fire alarm 1 active registration
Advance SecureTech LLC
Fire alarm 1 active registration
Advancedtronics Inc
Fire alarm 1 active registration
All 182 companies in Houston →
Source: Texas Department of Insurance, State Fire Marshal's Office licensee records (TDI org ID38680), retrieved October 24, 2026. Machine-readable: JSON · Markdown.