5923 Weber Road, Saint Louis, Missouri 63123, United States

314-487-2224

Family Owned And Locally Monitored Since 1979

About Us

Locally Owned

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             Gateway Alarm, Inc. is a locally owned and operated alarm company, offering both residential security and commercial security systems. With over 30 years in business and trustworthy technicians that pride themselves on outstanding craftsmanship and customer service, our reputation in the industry is unmatched. 

Bonded Technicians

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We are bonded and insured offering on time services and very competitive pricing.  With our own in-house monitoring  station, we ensure superior service and centralized support for you.

Customers Come First

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At Gateway Alarm, Inc., we provide both residential and commercial security needs while still offering a home town, comfortable and trustworthy feel.  With us, you are more than just a number and your peace of mind  and safety is our first priority.  

Our Partners

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