Cape Cod’s Largest, Family-Owned Alarm and Security Company


Associated Alarm Systems is owned and operated by siblings Kelly Keane and Rich Childs. They are the third generation of the Childs family, who started the company in 1968. The company installs some of the best technology using brands such as Bosch and GE/Interlogix, and provides some of the best installations in Southeastern Massachusetts. Homeowners, schools, government, and corporate accounts can all meet their security needs with Associated Alarm Systems. Current clients include the U.S. Coast Guard (Boston) and Cape Cod Healthcare. No job is too large or too small.

Today’s security systems include connected homes and businesses via smartphones and watches; video cameras and doorbells; security and fire alarms; carbon monoxide detectors; smoke detectors; hold-up and two-way medical buttons; personal trackers; lone worker systems; intercoms; scan pass barcode easy entry access; gate access; thermostat and lock controls; and heat loss, freeze, and water sensors.

Our Team


Kelly Keane has been in the security business for over 25 years. She can design a system to your standards with your input. Her years of experience as an owner and system designer provide you with the security expert you have been looking for, right here in your community.

Rich Childs is on the cutting edge of on-site and remote programming of security, fire, and video surveillance systems. His knowledge of the most technologically advanced equipment surpasses all other companies.

The most qualified technicians in the field, along with our capable office staff, provide you with a great team to meet your security needs. Our installers are professional and courteous, and will treat your home or office with care. Upon completion of the installation, they will instruct you on the operation of your system and answer any questions.

Protect your home and business with a name you can trust!