How do I check that a fire alarm company in Round Rock 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 Round Rock to work there?

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

Fire alarm · Round Rock, Texas

Fire alarm companies in Round Rock, Texas

16 fire alarm companies with an active Texas SFMO Fire Alarm Certificate of Registration (ACR) have a location in Round Rock, Texas, as of October 24, 2026. 17 more are elsewhere in Williamson 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).

Elsewhere in Williamson County

1st Fire Safety LLCCedar Park
All Secure Alarm SystemsGeorgetown
ARK Security LLCLiberty Hill
ATX Fire & Life Safety LLCGeorgetown
Austin Home Theater & Security LLCCedar Park
Austin Premier Fire Protection IncHutto
Avenger Security Services IncHutto
Battalion Fire Protection LLCGeorgetown
Capitol Sprinkler & Fire Systems LLCLeander
Control Systems IncArlington
Fire Alarm Control Professionals LLCAustin
Hercules Systems Texas LLCLeander
Icon Fire & Life Safety LLCTaylor
Jason Anthony McGuireLeander
Maxcom Securities, Inc.Georgetown
Modular Fire Protection LLCGeorgetown
Primary Fire Protection, IncPflugerville

Also in Round Rock: Fire sprinkler contractors · Fire extinguisher companies

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Frequently asked questions

How do I check that a fire alarm company in Round Rock 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 Round Rock to work there?: No. Texas registrations are statewide, so companies based elsewhere in Williamson County or across Texas can work in Round Rock. Confirm the service area with the company.

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

Fire alarm companies in Round Rock, Texas

Located in Round Rock

Alliance Safety And Fire Protection, LP

American Fire Protection Group Inc

APi Group Life Safety USA LLC

Blue Line Security Inc

Century Fire Protection LLC

DT Security LLC

Facilities Protection Systems

Firetron, Inc.

Impact Fire Services LLC

In Charge Security LLC

Master Burglar Alarm Company

Pinnacle Fire Protection, LLC

Pye-Barker Fire & Safety LLC

Round Rock Independent School District

Saber Security Systems Inc

Wild Fire Life Safety Services LLC

Elsewhere in Williamson County

Frequently asked questions