ADT Commercial, provider of commercial security, fire, life safety, and risk consulting services in the U.S., continues its strategic M&A strategy to expand its nationwide geographic footprint with today’s announcement that it has purchased Key-Rite Security, based out of Denver, Colo.

“We’re extremely excited to welcome the talented members at Key-Rite Security to the ADT Commercial family and to expand our service coverage and offerings across the state of Colorado. For decades, Key-Rite has shown the same passion for service excellence and integrity that is at the core of ADT Commercial, and we look forward to success and growth they’ll bring to our organization,” said Dan Bresingham, executive vice president, commercial, ADT.

Since 1975, Key-Rite Security has been a locally owned and operated security provider specializing in access control, surveillance, intrusion, and intercom systems for a wide range of commercial environments in the state of Colorado and for customers across the U.S.

“For nearly 50 years, we’ve approached our Key-Rite customers with industry-leading solutions and the service quality to match. With over 100 years combined experience in the security industry across our team, we’re excited to join ADT Commercial to continue to grow that expertise and extend our reach in the region,” said Chris Diguardi, president, Key-Rite Security.

For more information about ADT Commercial’s commercial security offerings, please visit