
Get matched with top insulation pros in Lunenburg, MA
There are 18 highly-rated local insulation pros.
Need a pro for your insulation service project in Lunenburg, MA?
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Verified Reviews for Insulation Service pros in Lunenburg, MA
*The Angi rating for Insulation Service companies in Lunenburg, MA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Insulation Service needs.
*The HomeAdvisor rating for Insulation Service companies in Lunenburg, MA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Insulation Service needs.
Last update on October 04, 2025
Find Insulation pros in Lunenburg

Insul-Kings
Insul-Kings
Insul Kings is a fully licensed and insured weatherization contractor specializing in weatherization work (adding insulation to home), energy audits, whole house air-sealing, and the installation of various types of insulation for both commercial and residential projects. We are a proud partner of Mass Save & NH Save and are rated in the top 5% of their contractor scoring.
"These guys are excellent! From Ken, whom performed the estimate, to Jeremiah and Chaz setting appointment to Dave and his partner.. I'm sorry I forgot your name. All very professional and accommodating... Dave explained what he was doing and why. Made me very comfortable with his experience and confidence in his work. I would DEFINITELY recommend Insul-Kings to anyone needing blown insulation."
Timothy C on January 2025
Insul Kings is a fully licensed and insured weatherization contractor specializing in weatherization work (adding insulation to home), energy audits, whole house air-sealing, and the installation of various types of insulation for both commercial and residential projects. We are a proud partner of Mass Save & NH Save and are rated in the top 5% of their contractor scoring.
"These guys are excellent! From Ken, whom performed the estimate, to Jeremiah and Chaz setting appointment to Dave and his partner.. I'm sorry I forgot your name. All very professional and accommodating... Dave explained what he was doing and why. Made me very comfortable with his experience and confidence in his work. I would DEFINITELY recommend Insul-Kings to anyone needing blown insulation."
Timothy C on January 2025
4Pointenergyllc
4Pointenergyllc
4Point Energy LLC is a dynamic and innovative company specializing in comprehensive energy solutions for residential and commercial clients. With a commitment to sustainability and efficiency, we offer a wide range of services, including Insulation, energy audits, and smart home technology integration. Our experienced team is dedicated to helping customers reduce their energy costs while minimizing their environmental footprint. We pride ourselves on using high-quality materials and cutting-edge technology, ensuring reliable performance and customer satisfaction. At 4Point Energy, we believe in empowering our clients with the knowledge and tools they need to make informed energy choices. Whether you're looking to go green, save on utility bills, or enhance your property's energy efficiency, we are here to guide you every step of the way. Choose 4Point Energy LLC—where your energy needs meet innovative solutions!
4Point Energy LLC is a dynamic and innovative company specializing in comprehensive energy solutions for residential and commercial clients. With a commitment to sustainability and efficiency, we offer a wide range of services, including Insulation, energy audits, and smart home technology integration. Our experienced team is dedicated to helping customers reduce their energy costs while minimizing their environmental footprint. We pride ourselves on using high-quality materials and cutting-edge technology, ensuring reliable performance and customer satisfaction. At 4Point Energy, we believe in empowering our clients with the knowledge and tools they need to make informed energy choices. Whether you're looking to go green, save on utility bills, or enhance your property's energy efficiency, we are here to guide you every step of the way. Choose 4Point Energy LLC—where your energy needs meet innovative solutions!
Simplified Development
Simplified Development
We offer construction services, including apartment reno, office buildouts, roofing, siding & more!
We offer construction services, including apartment reno, office buildouts, roofing, siding & more!
Endless Energy
Endless Energy
Endless Energy is the #1 trusted local HVAC and Plumbing Company servicing the majority of the state of Massachusetts. Specializing in Furnaces, Boilers, and Heat Pumps we have Master Plumbers, Electricians, and HVAC Technicians all under one roof reducing your need to find multiple contractors! We are also a Mass Save partner and can conduct your no cost Mass Save Home Energy Assessment and install any recommended insulation. We can help you with: *Heating Repairs, Installation, & Service *AC Repairs, Installation, & Service *Plumbing Repairs, Installation & Service *Water Heater Replacement & Service *Indoor Air Quality Solutions *Ductwork & Line Set Solutions *Electrical Panel Upgrades and Replacement *Insulation *No Cost Home Energy Assessments A Mass Save certified contractor with an A+BBB rating. All of our skilled technicians undergo an extensive background and drug screening prior to being hired to our team!
"Seamless. From the moment of making the appointment with the sales rep to come out to the follow-up phone call, I could not have asked for this installation to go better at a difficult time. They listened to my concerns regarding the look on the outside of the house and the location of units inside. They assisted with all aspects of the Mass Save program making the application process easy. They took care of actual submission of the paperwork where most companies wanted to provide the info to me to then submit."
Jonathan S on July 2020
Endless Energy is the #1 trusted local HVAC and Plumbing Company servicing the majority of the state of Massachusetts. Specializing in Furnaces, Boilers, and Heat Pumps we have Master Plumbers, Electricians, and HVAC Technicians all under one roof reducing your need to find multiple contractors! We are also a Mass Save partner and can conduct your no cost Mass Save Home Energy Assessment and install any recommended insulation. We can help you with: *Heating Repairs, Installation, & Service *AC Repairs, Installation, & Service *Plumbing Repairs, Installation & Service *Water Heater Replacement & Service *Indoor Air Quality Solutions *Ductwork & Line Set Solutions *Electrical Panel Upgrades and Replacement *Insulation *No Cost Home Energy Assessments A Mass Save certified contractor with an A+BBB rating. All of our skilled technicians undergo an extensive background and drug screening prior to being hired to our team!
"Seamless. From the moment of making the appointment with the sales rep to come out to the follow-up phone call, I could not have asked for this installation to go better at a difficult time. They listened to my concerns regarding the look on the outside of the house and the location of units inside. They assisted with all aspects of the Mass Save program making the application process easy. They took care of actual submission of the paperwork where most companies wanted to provide the info to me to then submit."
Jonathan S on July 2020
Strucore Construction
Strucore Construction
At Strucore Construction, we take pride in being your go-to partner for new construction, renovation, and additions. With a commitment to excellence, innovation, and client satisfaction, we bring a wealth of experience to every project. New Construction: Strucore Construction specializes in ground-up construction, guiding clients from conceptualization to completion with a focus on top-tier craftsmanship and adherence to timelines. Renovation: Our renovation services breathe new life into residential and commercial spaces. From interior transformations to exterior enhancements, Strucore Construction is synonymous with meticulous attention to detail. Additions: When it comes to expanding existing structures, our addition services seamlessly integrate new spaces, enhancing functionality and aesthetics in line with client preferences.
At Strucore Construction, we take pride in being your go-to partner for new construction, renovation, and additions. With a commitment to excellence, innovation, and client satisfaction, we bring a wealth of experience to every project. New Construction: Strucore Construction specializes in ground-up construction, guiding clients from conceptualization to completion with a focus on top-tier craftsmanship and adherence to timelines. Renovation: Our renovation services breathe new life into residential and commercial spaces. From interior transformations to exterior enhancements, Strucore Construction is synonymous with meticulous attention to detail. Additions: When it comes to expanding existing structures, our addition services seamlessly integrate new spaces, enhancing functionality and aesthetics in line with client preferences.
A1Maintenanceandservices
A1Maintenanceandservices
we are a general contractor in Massachusetts. we have been constructing new homes since 2010. We focus on quality service and results. we are ready to turn your vision into reality with a dedicated team of skilled professionals and a commitment to excellence. Whether it's a residential project, commercial development, or any other construction endeavor. We have the expertise and passion to make it happen.
we are a general contractor in Massachusetts. we have been constructing new homes since 2010. We focus on quality service and results. we are ready to turn your vision into reality with a dedicated team of skilled professionals and a commitment to excellence. Whether it's a residential project, commercial development, or any other construction endeavor. We have the expertise and passion to make it happen.
Modern Energy
Modern Energy
Modern Energy is a top rated Mass Save contractor that specializes in Whole Home Heat Pump installation for both residential and commercial customers. With deep roots in the energy efficiency world, we always make sure to install the most efficient, cost-effective products on the market. Plus - we have in house staff to help our customers handle the rebate and financing process!
"The guys at Modern Energy did an excellent job, Ryan was VERY responsive and got me the best deal possible. These past two summers showed how beneficial this type of system mini-splits are. Highly recommend!"
Michael T on September 2025
Modern Energy is a top rated Mass Save contractor that specializes in Whole Home Heat Pump installation for both residential and commercial customers. With deep roots in the energy efficiency world, we always make sure to install the most efficient, cost-effective products on the market. Plus - we have in house staff to help our customers handle the rebate and financing process!
"The guys at Modern Energy did an excellent job, Ryan was VERY responsive and got me the best deal possible. These past two summers showed how beneficial this type of system mini-splits are. Highly recommend!"
Michael T on September 2025
Insultech
Insultech
Insultech offers all of your insulation needs.let us work with you and we will figure out what best works for what you need done.we offer blown in insulation using fiberglass or cellulose. We offer regular batt insulation using fiberglass or mineral wool. We also offer spray foam insulation that is either open cell or closed cell. We offer quality,guaranteed work at the most competitive price that you will find. We will work with you every step of the way.we will leave your house just as clean If not cleaner than when we got there. We know that when we are finished with a job that not only will the customer be more than pleased but also with most jobs we can also guarantee that you will save a minimum of half of your old heating bill. Altho new to angi me and my partner who was also my mentor and the one that got me into this trade we have more than 70 years of experience and expertise.
Insultech offers all of your insulation needs.let us work with you and we will figure out what best works for what you need done.we offer blown in insulation using fiberglass or cellulose. We offer regular batt insulation using fiberglass or mineral wool. We also offer spray foam insulation that is either open cell or closed cell. We offer quality,guaranteed work at the most competitive price that you will find. We will work with you every step of the way.we will leave your house just as clean If not cleaner than when we got there. We know that when we are finished with a job that not only will the customer be more than pleased but also with most jobs we can also guarantee that you will save a minimum of half of your old heating bill. Altho new to angi me and my partner who was also my mentor and the one that got me into this trade we have more than 70 years of experience and expertise.
Clean tech construction
Clean tech construction
Heat pumps and mini splits
Heat pumps and mini splits
4 Season Shield Insulation
4 Season Shield Insulation
4 Season Shield Insulation is a local Massachusetts company that specializes in all types of insulation (open and closed cell spray foam, fiberglass, mineral wool, blow-in cellulose). We are fully licensed and insured and available to work in the entire New England area. We offer free estimates for both residential and commercial services. Our team is ready to work for you, no matter the size of your job. A fully trained staff with the best products in the market.
4 Season Shield Insulation is a local Massachusetts company that specializes in all types of insulation (open and closed cell spray foam, fiberglass, mineral wool, blow-in cellulose). We are fully licensed and insured and available to work in the entire New England area. We offer free estimates for both residential and commercial services. Our team is ready to work for you, no matter the size of your job. A fully trained staff with the best products in the market.
The Lunenburg, MA homeowners’ guide to insulation services
From average costs to expert advice, get all the answers you need to get your job done.
Insulating your attic can massively improve your home’s efficiency and reduce electric bills. Use this guide to find out what attic insulation will cost you.
Wool insulation offers a higher R-value than fiberglass but is more expensive. Use this guide to estimate wool insulation costs for your home.
Learn the key factors that influence the cost of renting a blown-in insulation machine.
Proper insulation is a win for your home, health, and energy bills. Between rockwool and fiberglass, which insulation comes out on top? Let’s find out.
Is your house feeling chilly? Adding insulation can help keep it warm without requiring you to crank up the heat. Here's how to install wall insulation.
Our guide helps you select the right type of garage insulation to regulate temperature, sounds, and smells in your garage space.
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