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Alert Alarm – Security Systems in Merrillville, IN

Welcome to Alert Alarm Inc.

Welcome to Alert Alarm Inc.

When you choose Alert Alarm, your protection is our priority.

Alert Alarm is recognized as the premier security & fire protection professionals proudly serving Merrillville, Portage, Munster and all of Northwest Indiana. Established over 30 years ago, alert alarm is highly regarded as a leader in the industrial, commercial, institutional, and residential security system industry. Our company is fully staffed by trained installers, service technicians, and central station personnel. Choosing a security system is an important decision, which is why we are here to provide a variety of services and options to you, to fit your personal and/or business needs.

Frequently Asked Questions

Usually when the keypad is beeping there is trouble with your burglar/fire alarm system. Due to the fact there are many different types of systems, please call our service department for assistance with troubleshooting and procedures to stop the beeping.

Most of the systems can be force armed when there is a faulted zone. You will have to bypass every time you arm your system until the fault has been corrected.

We require a written notice 30 days in advance of your cancellation date. You can mail, fax to 219-736-4711, or email this notice to

We are a locally owned and operated company located in Northwest Indiana for the past 40 years.

We are extremely confident in our ability to provide our customers with the best fitted services to meet their needs with pricing normally well below any similar system offered by a competitor. We do this by eliminating commissions to our sales people so the customer is not pressured into buying more than they need by any over aggressive sales person and by maintaining our own professional monitoring facility right here in Merrillville, Indiana

As the old saying goes, 'nothing is free in life'. So you are paying for it one way or another, either in higher monthly fees or through the 'add on services' not included in the "free" system. Alert Alarm does offer various payment options, including in some cases, zero down. Call for specifics and to discuss advantages and disadvantages of the options.