Top-rated home security system pros.

Get matched with top home security system pros in Greenwich, CT

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Find Home security system pros in Greenwich

Avatar for ADT
ADT
4.5(
855
)

Serving Greenwich, CT and surrounding areas

Approved (Corporate)

Super Service Award Winner

In business since 1874

Free estimates

Emergency services offered

"ADT has exceeded my expectations! The system is reliable, the app is easy to use, and the customer service team is always helpful. I appreciate the environmental monitoring features, which go beyond just security. Knowing my home is protected 24/7 is priceless. I highly recommend ADT to anyone looking for a trustworthy security provider."
Home Security Essentials
Smart Home Security
Cameras
Our Team
Home Security Essentials

+35

107 neighbors recently requested a quote
Recommended by88%of homeowners
Avatar for Wa/ve Sound and Security, LLC
Wa/ve Sound and Security, LLC
4.6(
61
)

Serving Greenwich, CT and surrounding areas

Approved

Super Service Award Winner

In business since 2007

Free estimates

Emergency services offered

"I hired Wes to provide us with an upgraded home theatre system at a fair price, one that I would feel immersed in the video and audio while watching movies, sporting events, etc. He delivered just that. I am very pleased!"
speaker mounted on the wall and camera in corner
surveillance camera
Surveillance  Camera on Wall
surveillance camera mounter between ceiling joists
Under eve camera

+10

Response time2 days
36 neighbors recently requested a quote
Recommended by85%of homeowners
Avatar for BBR AUDIO & VIDEO
BBR AUDIO & VIDEO
5.0(
49
)

Serving Greenwich, CT and surrounding areas

Approved

Super Service Award Winner

In business since 2023

Emergency services offered

Small jobs welcome

"They took their time with the work, they are careful and respectful of the home. This team also came very prepared and ready to work. I would hire them for more work and would recommend them to everyone. Thank you James & Zack"
Final Room Photo 1
Final Room Photo 2
Post-drywall and flooring, pre-drop-ceiling
Post-insulation, pre-drywall
Framing and rough electrical

+15

Response time1 day
Response rate96%
2 neighbors recently requested a quote
Supreme Home Services
4.9(
15
)

Serving Greenwich, CT and surrounding areas

Approved

In business since 2022

Free estimates

Warranties offered

"Steve with Supreme Home Services is outstanding at what he does. His work is high quality and he stands by it. One of the things I enjoyed most about working with Steve is his transparency and honesty which is not always a given. I look forward to working with Steve on any future needs that arise around my home."
Response time10 hrs
2 neighbors recently requested a quote
Recommended by85%of homeowners
Avatar for BRT Services, LLC
BRT Services, LLC
4.9(
40
)

Serving Greenwich, CT and surrounding areas

Approved

In business since 1997

Free estimates

Emergency services offered

"We are exceptionally pleased with BRT Services. The job was promptly done as promised and the quality of work was excellent, surpassing our expectations. We are very pleased and plan to use BRT for other work at our house. The cost was substantially lower than we expected. We really liked the fellows doing the work - great attitude and very friendly."
Project 1
Project 3
Project 1
Project 2
AFFILIATIONS

+7

Recommended by100%of homeowners
Avatar for Agile Construction and Home Improvement
Agile Construction and Home Improvement
4.7(
64
)

Serving Greenwich, CT and surrounding areas

Approved

Super Service Award Winner

In business since 2000

Free estimates

Emergency services offered

"Rafael did a great job installing the mailbox and post. The work was done professionally, and everything looks sturdy and well-placed. I appreciate his prompt and reliable service."
Entry porch
House flip
House flip
House flip
House flip

+232

Response time1 day
3 neighbors recently requested a quote
Recommended by63%of homeowners
Avatar for Protect Your Home
Protect Your Home
2.6(
6
)

Serving Greenwich, CT and surrounding areas

Approved (Corporate)

In business since 1998

Free estimates

Credit card accepted

Protect Your Home is a leader in the home security industry, providing safety and peace of mind to more than 1.5 million families nationwide. Since we emerged in 1998, we've grown from a company of few to having over 2,000 high performance team members, three locations in Indianapolis, a sales center in Kentucky, and over 128 field branches across the country—and we're still growing.\n\nFor nearly 20 years, Protect Your Home has partnered with ADT®, the #1 name in home security. Today, with our national reach, we are one of ADT's biggest partners and the only partner to be designated as an Authorized Premier Provider.\n\nOur commitment to serving others combined with our projects, events, and culture contribute to the development of our team professionally, personally, and financially.\n\nIt's our mission. It's who we are. It's our legacy.\n

SA and Homeowner
Recommended by100%of homeowners
Avatar for Mikell Electric
Mikell Electric
4.5(
28
)

Serving Greenwich, CT and surrounding areas

Approved

In business since 2022

Free estimates

Emergency services offered

"Spencer was phenomenal! GREAT to work with. Very quick email reply to original request. Reasonable rates and he did a great job. Great service too!!! Thanks Spencer for the fiber optic wiring. Will use again. Definitely recommend!"
Response time3 days
13 neighbors recently requested a quote
Recommended by84%of homeowners
...
Showing 1-10 of 367

The Greenwich, 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.