Fire alarm companies in Rockwall, Texas

6 fire alarm companies with an active Texas SFMO Fire Alarm Certificate of Registration (ACR) have a location in Rockwall, Texas, as of October 24, 2026. 6 more are elsewhere in Rockwall County.

Sale, installation, inspection, testing, monitoring and service of fire alarm and detection systems. Each company below holds an active Texas SFMO Fire Alarm Certificate of Registration (ACR).

Located in Rockwall

Elsewhere in Rockwall County

• Alert AlarmsRoyse City
• Austin Morgan Fire & Safety, Inc.Heath
• Harbor Fire And SecurityHeath
• RB Operating LLCRoyse City
• Royse City ISDRoyse City
• Sirius Life Safety LLCFate

Also in Rockwall: Fire sprinkler contractors · Fire extinguisher companies

Frequently asked questions

How do I check that a fire alarm company in Rockwall is licensed?

Search the company name or registration number in the Texas State Fire Marshal's Office public lookup (https://appscenter.tdi.texas.gov/reports/p/sfmo). Every company listed here shows its registration numbers and expiration dates, re-checked against state records on each data refresh.

What license does a fire alarm company need in Texas?

Companies doing this work must hold a Texas SFMO Fire Alarm Certificate of Registration (ACR). Texas requires a State Fire Marshal's Office certificate of registration for each type of work: fire alarm (ACR), fire extinguisher (ECR) and fire sprinkler (SCR). Individual technicians must also hold SFMO licenses.

Does a company need to be located in Rockwall to work there?

No. Texas registrations are statewide, so companies based elsewhere in Rockwall County or across Texas can work in Rockwall. Confirm the service area with the company.

Listed alphabetically. No company pays to rank higher. Machine-readable: Markdown.