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Verified Reviews for Home Security System Service pros in Killingworth, CT
*The Angi rating for Home Security System Service companies in Killingworth, CT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Home Security System Service needs.
*The HomeAdvisor rating for Home Security System Service companies in Killingworth, CT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Home Security System Service needs.
Last update on October 24, 2025
Find Home security system pros in Killingworth

ADT
ADT
ADT home security systems are backed by more than 145 years of experience. As the leader in home security, ADT can help you customize a home security system with easy-to-use equipment and special security features to meet your safety needs. We have service centers nationwide that can install an ADT home security system within 24 hours in most areas. Once your home is equipped with our top-of-the-line system, it is connected to a network of ADT Monitoring Centers nationwide which deliver non-stop security monitoring 365 days a year. All of our installation technicians are internal employees, and not third-party contractors. You can count on your Security Advisor to take the time to set up your system properly, help you understand how the system works, and help make sure your home and family are thoroughly protected.
"Bought security through ADT mainly for the automation options that come with the system. My spouse loves being able to turn on and off our lights in different areas of the house while we are gone. We travel often, so giving the illusion that we are home is a good deterrent."
Luke W on October 2025
ADT home security systems are backed by more than 145 years of experience. As the leader in home security, ADT can help you customize a home security system with easy-to-use equipment and special security features to meet your safety needs. We have service centers nationwide that can install an ADT home security system within 24 hours in most areas. Once your home is equipped with our top-of-the-line system, it is connected to a network of ADT Monitoring Centers nationwide which deliver non-stop security monitoring 365 days a year. All of our installation technicians are internal employees, and not third-party contractors. You can count on your Security Advisor to take the time to set up your system properly, help you understand how the system works, and help make sure your home and family are thoroughly protected.
"Bought security through ADT mainly for the automation options that come with the system. My spouse loves being able to turn on and off our lights in different areas of the house while we are gone. We travel often, so giving the illusion that we are home is a good deterrent."
Luke W on October 2025

Wa/ve Sound and Security, LLC
Wa/ve Sound and Security, LLC
Founded in 2007, Wa/ve Sound and Security, LLC has evolved as an industry leader in providing innovative solutions for the security, entertainment, and productivity of our customers. Our focus is to educate the customer so they can make the most informed decision on the products they are looking to purchase. We maintain a clean work environment, cleanup is important to us - we strive to leave the work site better than how we found it!
"Wes did an amazing job getting our dental practice music back up and running after a power surge took it out. His prompt attention brought the morality back up in the office while treating the patients. He was extremely communicative throughout the whole process. Thank you Wes!"
Samantha V on March 2025
Founded in 2007, Wa/ve Sound and Security, LLC has evolved as an industry leader in providing innovative solutions for the security, entertainment, and productivity of our customers. Our focus is to educate the customer so they can make the most informed decision on the products they are looking to purchase. We maintain a clean work environment, cleanup is important to us - we strive to leave the work site better than how we found it!
"Wes did an amazing job getting our dental practice music back up and running after a power surge took it out. His prompt attention brought the morality back up in the office while treating the patients. He was extremely communicative throughout the whole process. Thank you Wes!"
Samantha V on March 2025
Adt
Adt
Sales and install alarm systems for ADT security. I have been in the industry for 15 years. I sell and install the alarms I sell so your not dealing with phone sales people. We provide door sensors, window sensors, smoke detectors, co detectors, flood and temperature sensors, doorbell cameras, outdoor indoor and floodlight cameras.
Sales and install alarm systems for ADT security. I have been in the industry for 15 years. I sell and install the alarms I sell so your not dealing with phone sales people. We provide door sensors, window sensors, smoke detectors, co detectors, flood and temperature sensors, doorbell cameras, outdoor indoor and floodlight cameras.
J&K Electric and Alarms LLC
J&K Electric and Alarms LLC
J&K Electric and Alarms LLC is a family owned company with a combined over 45 years experience in the electrical industry.
J&K Electric and Alarms LLC is a family owned company with a combined over 45 years experience in the electrical industry.
KELLSEC security integration
KELLSEC security integration
Security installation and service. CCTV, Access Control, Fire Alarm, Intrusion, A/V systems
Security installation and service. CCTV, Access Control, Fire Alarm, Intrusion, A/V systems
JS Royalty LLC
JS Royalty LLC
Electrical Services Solar Panel Cleaning Services Roof Leak Services Roof Cleaning Services
Electrical Services Solar Panel Cleaning Services Roof Leak Services Roof Cleaning Services
Vital Technology Solutions
Vital Technology Solutions
We design, install and service the latest cutting-edge electronic security and fire alarm systems. We give our clients our full attention to service and all their projects. We install smart home intrusion detection systems, video surveillance camera systems and home automation systems accessible from your smart phone or tablet, with 24/7 central station monitoring.
We design, install and service the latest cutting-edge electronic security and fire alarm systems. We give our clients our full attention to service and all their projects. We install smart home intrusion detection systems, video surveillance camera systems and home automation systems accessible from your smart phone or tablet, with 24/7 central station monitoring.

MBS HANDYMAN SERVICES
MBS HANDYMAN SERVICES
In MBS Handyman services we provide a helping hand to those basic needs around your house such as: Replacing light fixtures, installing ceiling fans & air conditioning. In addition, we replace kitchen and bathroom faucets as we as bathroom sink and cabinets. We also install or replace exterior lights. Moreover, we can help you with painting around the house. In MBS Handyman services we can help you with furniture assembly of all type as well. There is not job too big or too small to do.
"Marcos was Wonderful to deal with. On-time and cleaned up after. Very professional. I am going to have him do all the other projects that I have. No need to look anywhere else for most home projects."
Jody H on April 2021
In MBS Handyman services we provide a helping hand to those basic needs around your house such as: Replacing light fixtures, installing ceiling fans & air conditioning. In addition, we replace kitchen and bathroom faucets as we as bathroom sink and cabinets. We also install or replace exterior lights. Moreover, we can help you with painting around the house. In MBS Handyman services we can help you with furniture assembly of all type as well. There is not job too big or too small to do.
"Marcos was Wonderful to deal with. On-time and cleaned up after. Very professional. I am going to have him do all the other projects that I have. No need to look anywhere else for most home projects."
Jody H on April 2021

Ayala Electric LLC
Ayala Electric LLC
We are a small family owned business Specializing in Residential & Commercial Electrical, generators, and communications. Our services range from fixing a bad outlet, to new Construction. we offer emergency service 24/7. Call for a free estimate!
"Excellent. Kevin went through my home and corrected any problems that needed to be fixed to prepare before sale. Price was very reasonable. When I told the buyers inspector that I had extensive work done to prepare for the sale, he said he had noticed the work and commented in his report about the work and also assured the buyer the electrical was all correct and code compliant."
Ed D on December 2020
We are a small family owned business Specializing in Residential & Commercial Electrical, generators, and communications. Our services range from fixing a bad outlet, to new Construction. we offer emergency service 24/7. Call for a free estimate!
"Excellent. Kevin went through my home and corrected any problems that needed to be fixed to prepare before sale. Price was very reasonable. When I told the buyers inspector that I had extensive work done to prepare for the sale, he said he had noticed the work and commented in his report about the work and also assured the buyer the electrical was all correct and code compliant."
Ed D on December 2020

USA Alarm Service, Inc
USA Alarm Service, Inc
USA Alarm is a national company that has more than two decades of experience and an award winning command center that protects more than 700,000 homes and businesses through the United States, 24 hours a day and 7 days a week. We have offices located throughout the US, with two main offices in Indianapolis, Indiana and Post Falls, Idaho.
USA Alarm is a national company that has more than two decades of experience and an award winning command center that protects more than 700,000 homes and businesses through the United States, 24 hours a day and 7 days a week. We have offices located throughout the US, with two main offices in Indianapolis, Indiana and Post Falls, Idaho.
The Killingworth, CT homeowners’ guide to home security system services
From average costs to expert advice, get all the answers you need to get your job done.

Motion-sensor lighting costs vary greatly because they have so many customizations available. Learn more by using this cost guide about motion-sensor lights.

A security camera system gives you peace of mind that there’s always a watchful eye on your home. Learn the costs of installing surveillance cameras.

From warding off intruders to protecting from falls, bars on windows can make a home much more secure. Here’s how much it costs to install bars on windows.

This guide will help you disconnect a home alarm system, whether you’re installing a new system or just want old electronics out of your house.

You don’t have to spend thousands to set up a security system. Follow this DIY guide to learn how to install security cameras and protect your home.

Ensure your home is safe and well-lit for guests. Learn about the different types of security lights and choose what’s best for your home.
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