Denver, CO (303) 452-2000 alarmoneinc@aol.com

About Us

Jim Caudill, the owner of Alarm One!, has been in the alarm business in Denver since 1985. We’ve served our local community for the past 30 years.

His company is fully insured for residential and commercial security installation, maintenance, and technology services.

We’re concerned about your preferences, and hence we offer custom solutions. We provide service guarantee and we are not ready to compromise on the quality of our services.


Custom Security Solutions

Our Denver-based team of friendly security pros always takes the time to listen to you, to clearly understand your unique security needs.

Providing this level of attention is a top priority, allowing us to deliver the best customized security solutions that provide you with the added peace of mind that you deserve.

Our services include system installation, equipment maintenance and system training, to ensure the highest level of protection for your home or business.

The professional security experts in our Denver office are available to assist you from 8:00AM to 8:00PM MST, 7 days a week. Call 303-452-2000 to schedule a free on-site estimate for your home or business today.

Professional Management You Can Trust

Alarm One! is a professional residential and commercial security services provider in the Greater Denver area with all applicable operational licenses on file. Our owner Jim Caudill oversees every customer engagement, applying his expert-level knowledge of electronics and security systems gained from more than 30 years in the industry.

FREE estimates available!

The professional security experts in our Denver office are available to assist you from 8:00AM to 8:00PM MST, 7 days a week. Call 303-452-2000 to schedule a free on-site estimate for your home or business today.

Get in touch with us today for your free estimate!

Contact Us