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Find Alarm or security system installers in Brentwood

Avatar for RAM Electric Services Inc.

RAM Electric Services Inc.

5.00(
2
)
•Approved Pro

RAM Electric Services Inc.

5.00(
2
)
•Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
37 local quotes requested

Electrical business locally owned and operated we feel invested in our clients and constantly strive for customer satisfaction. Call or message us to schedule an estimate today!

"This was the best experience with a contractor I’ve ever had. They were very professional and reasonably priced. The quality of work was excellent. They protected every area they worked in and always wore booties on their shoes. I’ve hired Ram electric a few times now and have recommended them to numerous friends and colleagues. I highly recommend them for your next project. Honest and professional contractors are hard to come by."

George S on February 2025

Electrical business locally owned and operated we feel invested in our clients and constantly strive for customer satisfaction. Call or message us to schedule an estimate today!

"This was the best experience with a contractor I’ve ever had. They were very professional and reasonably priced. The quality of work was excellent. They protected every area they worked in and always wore booties on their shoes. I’ve hired Ram electric a few times now and have recommended them to numerous friends and colleagues. I highly recommend them for your next project. Honest and professional contractors are hard to come by."

George S on February 2025

Avatar for ADT

ADT

4.53(
735
)
•Approved Pro

ADT

4.53(
735
)
•Approved Pro
Super Service Award
Customers say: Terrific value
6765 local quotes requested
151 years of experience

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.

"Jessica Taylor from ADT delivered outstanding service. My alarm system is reliable, and the home automation means my house feels alive even when I’m away. I can even set the coffee maker to start in the morning—security and convenience in one package."

Jarett K 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.

"Jessica Taylor from ADT delivered outstanding service. My alarm system is reliable, and the home automation means my house feels alive even when I’m away. I can even set the coffee maker to start in the morning—security and convenience in one package."

Jarett K on October 2025

Avatar for SafeStreets - ADT Authorized Provider

SafeStreets - ADT Authorized Provider

4.85(
296
)
•Approved Pro

SafeStreets - ADT Authorized Provider

4.85(
296
)
•Approved Pro
Customers say: Quality work
Recommended by 95% of Angi customers
Recommended by 95% of HomeAdvisor customers
5491 local quotes requested

For 140 years, ADT has been the leading home security provider in the country. SafeStreets, ADT's Authorized Provider, sells and installs ADT-monitored home security systems. Our team consists of 300+ trained consultants, covering more than 90% of the United States across 44 states. We are experts on the latest smart-home technology, and highly focused on giving all customers a 5-Star Experience™. SafeStreets is committed to bringing high-tech security equipment, backed by 24/7 professional monitoring, to the place that matters most - your home. We have same day and next day appointments available, all scheduled within a one hour window. Call us anytime for a custom home security assessment and free quote! Comprehensive Security System ADT 24/7 Monitoring Touch Screen Control Panel Motion Detectors, Glass Break Sensors, & Point-of-Entry Sensors Indoor, Outdoor, & Doorbell Cameras Smart Home Automation Smoke, Carbon Monoxide, & Flood Sensors Mobile App Control Cellular Connection Back-up Battery Supply Maintenance/Extended Warranty Homeowners Insurance Certificate Theft Protection Guarantee

"In the past we’ve avoided getting into agreements or contracts with our home security providers but felt comfortable and confident doing so with Safe Streets. Their monitoring and surveillance centers are nationwide and open 24 hours. They made the process really easy and informed us of all the benefits by being under monitoring agreement. Told both of our neighbors about our experience and they plan to sign up too."

Jacob F on November 2025

For 140 years, ADT has been the leading home security provider in the country. SafeStreets, ADT's Authorized Provider, sells and installs ADT-monitored home security systems. Our team consists of 300+ trained consultants, covering more than 90% of the United States across 44 states. We are experts on the latest smart-home technology, and highly focused on giving all customers a 5-Star Experience™. SafeStreets is committed to bringing high-tech security equipment, backed by 24/7 professional monitoring, to the place that matters most - your home. We have same day and next day appointments available, all scheduled within a one hour window. Call us anytime for a custom home security assessment and free quote! Comprehensive Security System ADT 24/7 Monitoring Touch Screen Control Panel Motion Detectors, Glass Break Sensors, & Point-of-Entry Sensors Indoor, Outdoor, & Doorbell Cameras Smart Home Automation Smoke, Carbon Monoxide, & Flood Sensors Mobile App Control Cellular Connection Back-up Battery Supply Maintenance/Extended Warranty Homeowners Insurance Certificate Theft Protection Guarantee

"In the past we’ve avoided getting into agreements or contracts with our home security providers but felt comfortable and confident doing so with Safe Streets. Their monitoring and surveillance centers are nationwide and open 24 hours. They made the process really easy and informed us of all the benefits by being under monitoring agreement. Told both of our neighbors about our experience and they plan to sign up too."

Jacob F on November 2025

Avatar for S.C. Home Repair

S.C. Home Repair

4.91(
33
)
•Approved Pro

S.C. Home Repair

4.91(
33
)
•Approved Pro
Customers say: Quality work
Recommended by 96% of Angi customers
Recommended by 96% of HomeAdvisor customers
2111 local quotes requested

Full service Home Maintenance & Repair. Specializing in painting, flooring and bathroom/kitchen remodeling. Electrical, plumbing etc. Licensed General Contractor License #1088129

"Josh and his helper did excellent work. The highest peak was over 2 stories and they tackled it like the pros they are. Very nice men and I'm happy with their work."

SANDRA W on September 2025

Full service Home Maintenance & Repair. Specializing in painting, flooring and bathroom/kitchen remodeling. Electrical, plumbing etc. Licensed General Contractor License #1088129

"Josh and his helper did excellent work. The highest peak was over 2 stories and they tackled it like the pros they are. Very nice men and I'm happy with their work."

SANDRA W on September 2025

H&H Services

No reviews yet

H&H Services

No reviews yet
Free onsite estimate

A personalized home remodeling company. We do it all from A to Z. Everything from forms and framing to finish work including plumbing and electrical.

A personalized home remodeling company. We do it all from A to Z. Everything from forms and framing to finish work including plumbing and electrical.

Avatar for Auto Transport - United Freight Of America

Auto Transport - United Freight Of America

4.84(
920
)

Auto Transport - United Freight Of America

4.84(
920
)
Customers say: Quality work
Recommended by 96% of Angi customers
Recommended by 96% of HomeAdvisor customers

United Freight of America is your all inclusive transport solution. CONTACT US FOR A QUOTE. please include pick up and Drop off locations and vehicle information

"Excellent, no problems. My car was new the first year I used the service and there has never been any damage during the transports. The men picking up and delivering the car have always been pleasant and cooperative. Both Ely and Guy at United Transport has been highly responsive to my needs. I would highly recommend this company."

CLAUDIA H on October 2021

United Freight of America is your all inclusive transport solution. CONTACT US FOR A QUOTE. please include pick up and Drop off locations and vehicle information

"Excellent, no problems. My car was new the first year I used the service and there has never been any damage during the transports. The men picking up and delivering the car have always been pleasant and cooperative. Both Ely and Guy at United Transport has been highly responsive to my needs. I would highly recommend this company."

CLAUDIA H on October 2021

Avatar for branchhandyman.com

branchhandyman.com

No reviews yet

branchhandyman.com

No reviews yet
32 years of experience

Honesty, integrity, and Quality Workmanship Guarantee: On schedule completion Cost-effective process from beginning to end Final product exceeds expectations

Honesty, integrity, and Quality Workmanship Guarantee: On schedule completion Cost-effective process from beginning to end Final product exceeds expectations

Avatar for Link Interactive

Link Interactive

4.86(
81
)

Link Interactive

4.86(
81
)
Customers say: True professional
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers

Link Home Security is a Mountain Alarm company and has been in business since 1952. We're 5-Star rated with Alarm.com--the highest rating possible! Our 5-Diamond-rated central station has redundant locations so you'll never be without service. Our 2Gig (cellular) and Z-Wave products are the highest quality on the market. Everything we sell is backed by a 30-day money back guarantee. Our customer support is unparalleled in the industry!

"Glad it's easy for some with no experience and I could save money along the way."

Jared C on September 2021

Link Home Security is a Mountain Alarm company and has been in business since 1952. We're 5-Star rated with Alarm.com--the highest rating possible! Our 5-Diamond-rated central station has redundant locations so you'll never be without service. Our 2Gig (cellular) and Z-Wave products are the highest quality on the market. Everything we sell is backed by a 30-day money back guarantee. Our customer support is unparalleled in the industry!

"Glad it's easy for some with no experience and I could save money along the way."

Jared C on September 2021

ADT Security

No reviews yet

ADT Security

No reviews yet
151 years of experience

Find home security and home surveillance products from ADT. Get expert advice, a free home security review, and home security products from ADT Security Services.

Find home security and home surveillance products from ADT. Get expert advice, a free home security review, and home security products from ADT Security Services.

new look exteriors

No reviews yet

new look exteriors

No reviews yet
18 years of experience

work on residential and commercial exteriors, new houses and remodeling

work on residential and commercial exteriors, new houses and remodeling

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FAQs for alarm or security system installation projects in Brentwood, CA

If you terminate your security system before your contract ends, you’ll likely have to pay a cancellation fee—often a percentage of the remaining contract balance. To avoid these fees, consider choosing a brand that offers contract-free plans, like SimpliSafe or Vivint. You can also negotiate with your provider to see if they provide pro-rated cancellation fees or special exceptions.

Paying for a security system is a valuable investment because it enhances your home’s safety and deters criminal activity. With millions of property crimes each year, having robust security measures helps protect your property and might even lower your insurance premiums. It's a worthwhile investment for lasting peace of mind.

The average cost to install security cameras ranges from $125 to $3,500, depending on the amount, type, and placement. To install a complete setup of four cameras, homeowners can expect to invest an average of $1,300 for labor and equipment. Installing multiple cameras gives you comprehensive coverage of vulnerable entry points and enhances overall property security.

The Brentwood, CA homeowners’ guide to alarm or security system installations

From average costs to expert advice, get all the answers you need to get your job done.

See all articles
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