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UL Certified Mercantile Systems

These are high security systems typically used in bank and high-end retail applications where complete security is required, often times by your insurance company. While we cannot go into detail here about the extent of protection offered, we would like to visit with you in person to discuss your system needs.

Fire Alarm Systems

Fire Alarm Systems Intruder Alert Systems is one of the few companies in San Antonio to have a NICET Level III fire system planner in our company (he is one of the owners). Because of this we can perform complete fire system installations including planning, plan submission to the Authority Having Jurisdiction, and complete installation of the system.

State Lic. # B04365, ACR-1189
INTRUDER ALERT SYSTEMS, INC
100 Galleria Fair, San Antonio, TX 78232
210.494.4900