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TRUSTED BY CASTINE, ME HOMEOWNERS
- 4.6 Average homeowner rating
- 52 Verified nest installation services reviews
Verified Reviews for Nest Installation pros in Castine, ME
*The Angi rating for Nest Installation companies in Castine, ME is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Nest Installation needs.
*The HomeAdvisor rating for Nest Installation companies in Castine, ME is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Nest Installation needs.
Last update on October 31, 2025
Find Nest installation pros in Castine

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

E-LECTRIC 207, LLC
E-LECTRIC 207, LLC
With over a decade of electrical experience, I provide reliable, detail-oriented service as a solo electrician. My expertise is in residential work, including service calls, remodels and new construction, with additional experience in light commercial projects. As a smaller company, i focus on quality over quantity, taking on projects that allow me to deliver personal attention and dependable results. I'm committed to clear communication, clean workmanship, and building long-term trust with every customer.
With over a decade of electrical experience, I provide reliable, detail-oriented service as a solo electrician. My expertise is in residential work, including service calls, remodels and new construction, with additional experience in light commercial projects. As a smaller company, i focus on quality over quantity, taking on projects that allow me to deliver personal attention and dependable results. I'm committed to clear communication, clean workmanship, and building long-term trust with every customer.

Maine Value Heat Pumps
Maine Value Heat Pumps
At Maine Value Heat Pumps, we value our experience, expertise, quality, and customer service as we provide for your needs. We have over 25 years of combined experience, and we love to provide stelar workmanship that's beyond complaint, from the first call to the end of the equipment lifespan. In order to understand the needs and expectations of our customers, we take great care to communicate with every customer as a friend and neighbor. We hope you consider allowing us to provide you with valuable service, quality, and relationship, regardless of your job size.
"A great value, excellent customer service, great communication and truly honest folks. I would highly recommend Matt and Silas to anyone without hesitation."
Matt F on February 2025
At Maine Value Heat Pumps, we value our experience, expertise, quality, and customer service as we provide for your needs. We have over 25 years of combined experience, and we love to provide stelar workmanship that's beyond complaint, from the first call to the end of the equipment lifespan. In order to understand the needs and expectations of our customers, we take great care to communicate with every customer as a friend and neighbor. We hope you consider allowing us to provide you with valuable service, quality, and relationship, regardless of your job size.
"A great value, excellent customer service, great communication and truly honest folks. I would highly recommend Matt and Silas to anyone without hesitation."
Matt F on February 2025

CM Heating & Air Conditioning
CM Heating & Air Conditioning
Residential and commercial installations of furnaces, boilers, heat pumps, and central air conditioning. I would be happy to help you make your home more comfortable and efficient. The best way to contact me is via telephone 207-820-0404. Thanks
Residential and commercial installations of furnaces, boilers, heat pumps, and central air conditioning. I would be happy to help you make your home more comfortable and efficient. The best way to contact me is via telephone 207-820-0404. Thanks

Services Butler
Services Butler
We specialize in residential and Monitored Security & Automation. Options include: Remote Monitoring | Indoor & Outdoor Cameras | Camera Doorbells | Smart Locks. Our system is custom built to deter real threats our home security systems doesn't just record crime, they help prevent it. With outdoor security cameras that detect lurkers and scare them away, a doorbell camera that detects and protects packages, and smart locks, lighting, and security sensors—your home is always protected.
"Extremely efficient and professional!"
Mark K on June 2021
We specialize in residential and Monitored Security & Automation. Options include: Remote Monitoring | Indoor & Outdoor Cameras | Camera Doorbells | Smart Locks. Our system is custom built to deter real threats our home security systems doesn't just record crime, they help prevent it. With outdoor security cameras that detect lurkers and scare them away, a doorbell camera that detects and protects packages, and smart locks, lighting, and security sensors—your home is always protected.
"Extremely efficient and professional!"
Mark K on June 2021

Midcoast Smart Systems
Midcoast Smart Systems
Midcoast Smart Systems is a locally owned and operated company that values honesty and integrity in all aspects of our business. I proudly serve Maine from Bath to MDI and all of Central Maine. I can design any system curtailed to your needs whether it is Residential, Commercial or Agricultural. With over 15+ years in the industry I can make any project a reality. From Surveillance, Safety, Access Control, HVAC, SmartHome, Audio/Visual, Automation: any of these systems can be integrated into one easy to use automated system that allows you control of your property from the comfort of your home or anywhere in the world. My services are customized to your individual needs, paying close attention to the details of each project that we are involved with. Please feel free to contact Midcoast Smart Systems today!
"Steve is very personable and knowledgeable. Thinks out of the box creatively and professionally to get the job done, get it done right, and save the consumer money. We are working together on another project already!"
Marie R on August 2021
Midcoast Smart Systems is a locally owned and operated company that values honesty and integrity in all aspects of our business. I proudly serve Maine from Bath to MDI and all of Central Maine. I can design any system curtailed to your needs whether it is Residential, Commercial or Agricultural. With over 15+ years in the industry I can make any project a reality. From Surveillance, Safety, Access Control, HVAC, SmartHome, Audio/Visual, Automation: any of these systems can be integrated into one easy to use automated system that allows you control of your property from the comfort of your home or anywhere in the world. My services are customized to your individual needs, paying close attention to the details of each project that we are involved with. Please feel free to contact Midcoast Smart Systems today!
"Steve is very personable and knowledgeable. Thinks out of the box creatively and professionally to get the job done, get it done right, and save the consumer money. We are working together on another project already!"
Marie R on August 2021
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Silicon Maine
Silicon Maine
Silicon Maine is based on the belief that our customers' needs are of the utmost importance. Our team is committed to meeting those needs. We welcome the opportunity to earn your trust and deliver you the best service. No job is too big or too small for our experienced team. Call today for a quote.
Silicon Maine is based on the belief that our customers' needs are of the utmost importance. Our team is committed to meeting those needs. We welcome the opportunity to earn your trust and deliver you the best service. No job is too big or too small for our experienced team. Call today for a quote.

WFA Woodwork
WFA Woodwork
We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumers' needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to finish of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.
"Everything was great"
Lori T on February 2024
We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumers' needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to finish of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.
"Everything was great"
Lori T on February 2024

W B Lightning Rods
W B Lightning Rods
WB Lightning Rods is a third-generation lightning protection contractor. Family Owned and operated for over 60 years. installing U.L. Listed Lightning protection systems, All Over the East coast, Midwest south east and south west regions of the U.S. Installations on Residential Homes, Estate Properties, Agricultural and Equestrian Properties. Lightning Protection for trees is also available. No job to big or small References upon Request. Contact us today for a no cost or obligation estimate. We look forward to working with you on your Lightning Protection Project. Thank you. **WE ARE NOT ELECTRICIANS** **WE ONLY INSTALL LIGHTNING PROTECTION SYSTEMS **
"Great company, they were fast, friendly, & accommodating. I would definitely use them again."
Jennifer B on October 2024
WB Lightning Rods is a third-generation lightning protection contractor. Family Owned and operated for over 60 years. installing U.L. Listed Lightning protection systems, All Over the East coast, Midwest south east and south west regions of the U.S. Installations on Residential Homes, Estate Properties, Agricultural and Equestrian Properties. Lightning Protection for trees is also available. No job to big or small References upon Request. Contact us today for a no cost or obligation estimate. We look forward to working with you on your Lightning Protection Project. Thank you. **WE ARE NOT ELECTRICIANS** **WE ONLY INSTALL LIGHTNING PROTECTION SYSTEMS **
"Great company, they were fast, friendly, & accommodating. I would definitely use them again."
Jennifer B on October 2024
The Castine, ME homeowners’ guide to nest installation services
From average costs to expert advice, get all the answers you need to get your job done.
 - Whole-house fans can help reduce your electric bills by providing ventilation and cool, fresh air. Use this whole house fan cost guide to price out the project. 
 - Do you know what it will cost to reroute ductwork in your home? Discover the cost factors and other considerations of this HVAC project. 
 • •- Discover the true duct replacement cost for your home. Learn about average prices, key cost factors, and tips to save on your ductwork replacement project. 
 - Buying a new central air conditioner is a big investment, so use our expert guide to make sure you choose the right one and spend your money wisely. 
 - Humidity and moisture provide the ideal breeding ground for mold and mildew. Here’s how a dehumidifier prevents mold—and what else you can do to keep it at bay. 
 - The installation of an HVAC UV light benefits everyone in your home, especially those with allergies and respiratory issues. But how does it remove pollutants and bacteria? Here’s how an ultraviolet light air purifier can improve indoor air quality. 
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