Indianapolis’ top Security alarm company
Home Security
Nelson Alarm provides best-in-class home security systems. Feel the difference with a local security system company in Indianapolis.
Business Security
Nelson Alarm provides best-in-class business security systems. Get hands-on care from a local leading security system company in Indianapolis.
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Indianapolis Security Systems
State-of-the-Art Security Systems
We offer a wide range of security systems that help protect you.
Video
Surveillance
Keep an eye on what matters most, no matter where you are.
Access
Control
Get real-time information on who’s coming and going throughout your company.
Fire
Alarms
When it comes to fire protection, response time is critical
Only the Best!
Protecting people and property for 30 years
Nelson Alarm prides itself on being a full-service provider of quality burglar and fire alarm systems throughout Indiana. Got a business and a home? Our motto says it all “Only The Best!” Our team of technicians understands the importance of quality install and repairs. We keep an extensive inventory of parts in stock in our office and on our trucks. Why? Because it ensures there are no delays in getting your system up and running in a timely manner whether it’s for a new security system installation, or a security system repair.
We are available 24 hours a day, seven days a week. Request a quote on your new security system and we’ll get you one quickly.
“Only the Best” is what we strive to provide every customer, every day. We have built our reputation for excellence by specializing in customer satisfaction.