P.O. Box 1167, Arnold, Missouri 63010, United States
About Us
Locally Owned
Customers Come First
Bonded Technicians
Gateway Alarm, Inc. is a locally owned and operated alarm company, offering both residential security and commercial security systems. With over 40 years in business and trustworthy technicians that pride themselves on outstanding craftsmanship and customer service, our reputation in the industry is unmatched.
Bonded Technicians
Customers Come First
Bonded Technicians
We are bonded and insured offering on time services and very competitive pricing. Our monitoring station with redundant backup locations, ensures superior service and centralized support for you.
Customers Come First
Customers Come First
Customers Come First
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
