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Verified Reviews for Energy Efficiency Auditing pros in Cornwall, CT
*The Angi rating for Energy Efficiency Auditing companies in Cornwall, CT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Energy Efficiency Auditing needs.
*The HomeAdvisor rating for Energy Efficiency Auditing companies in Cornwall, CT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Energy Efficiency Auditing needs.
Last update on December 10, 2025
Find Energy efficiency auditors in Cornwall
Rachel Solar Specialist
Rachel Solar Specialist
We pride our company on reliability, great communication, integrity, and quality work. We believe in giving our absolute best in all of our projects, no matter how big or small. You will find us to be competitively priced, with close attention to the details of each and every project. We are experts in our trade and will always keep you educated on your particular task or project. We look forward to earning your business, so please ask us for references.
We pride our company on reliability, great communication, integrity, and quality work. We believe in giving our absolute best in all of our projects, no matter how big or small. You will find us to be competitively priced, with close attention to the details of each and every project. We are experts in our trade and will always keep you educated on your particular task or project. We look forward to earning your business, so please ask us for references.

Eco Energy Guard LLC
Eco Energy Guard LLC
Established in 2008. We have been a leader in a greener approach towards home energy. We treat your home like our home. Clean and conscientious work. Eco Energy Guard is an approved insulation rebate contractor for Connecticut. We can help guide you with additional savings through the HES rebate program. We carry a variety of insulation materials based on each home and customers requirements of how that space is utilized for storage or AC systems. By air sealing, positive air ventilation and insulations, we can create a user friendly environment if required. We insulate crawlspaces, duct work, basements, foam seal rim joists, full energy inspections, Air purifiers and more. Fully licensed, insured and service residential properties
"Very Well. William Brown and his crew made great suggestions. Very timely communication. He suggested getting an energy audit which saved me a lot of money."
Gary N on October 2020
Established in 2008. We have been a leader in a greener approach towards home energy. We treat your home like our home. Clean and conscientious work. Eco Energy Guard is an approved insulation rebate contractor for Connecticut. We can help guide you with additional savings through the HES rebate program. We carry a variety of insulation materials based on each home and customers requirements of how that space is utilized for storage or AC systems. By air sealing, positive air ventilation and insulations, we can create a user friendly environment if required. We insulate crawlspaces, duct work, basements, foam seal rim joists, full energy inspections, Air purifiers and more. Fully licensed, insured and service residential properties
"Very Well. William Brown and his crew made great suggestions. Very timely communication. He suggested getting an energy audit which saved me a lot of money."
Gary N on October 2020

Albana Roofing LLC
Albana Roofing LLC
We have been providing the highest quality roofing at a competitive price since 1993. We are fully licensed and insured. We service all of CT. Family owned and operated.
"I hired Albana Roofing to replace the Soffit and Fascia on my house. It's a family-owned company and everyone was super nice and very knowledgable. They did a great job, arriving at 8:00 am each day to work a full day. They even worked on Saturday to get the job done quicker. I recommend them and would hire them again in the future."
Matt J on August 2020
We have been providing the highest quality roofing at a competitive price since 1993. We are fully licensed and insured. We service all of CT. Family owned and operated.
"I hired Albana Roofing to replace the Soffit and Fascia on my house. It's a family-owned company and everyone was super nice and very knowledgable. They did a great job, arriving at 8:00 am each day to work a full day. They even worked on Saturday to get the job done quicker. I recommend them and would hire them again in the future."
Matt J on August 2020

NEW ENGLAND SMART ENERGY
NEW ENGLAND SMART ENERGY
Lower your energy bills by having your home assessed for energy efficiency, provided by the Connecticut Energy Efficiency Fund. In addition, gain access to rebates and financing options for new insulation, windows, heating/cooling systems, appliances, and state incentives!
Lower your energy bills by having your home assessed for energy efficiency, provided by the Connecticut Energy Efficiency Fund. In addition, gain access to rebates and financing options for new insulation, windows, heating/cooling systems, appliances, and state incentives!

Top Notch Carpentry & Remodeling
Top Notch Carpentry & Remodeling
Home exterior remodeling specialists serving Fairfield County since 1997. Our exterior division specializes in the following services : Wood Rot Repairs / Replacement and New Construction Windows / Cedar Wood and Cement Fiberboard Siding / Cedar Wood and PVC Trim Boards / Asphalt Shingle and Wood Shake Roofing / Ipe Wood and PVC Composite Decks. Our extensive experience in home building and home remodeling services coupled with the artistic abilities of our talented craftsmen truly separates us from our competitors and allows us to operate at the top level within our industry. Since 1997 we have upheld a reputation for providing the highest level of craftsmanship and professionalism while completing our projects on time and within budget.
"The project went well and we are very satisfied with the work."
Kirk S on April 2019
Home exterior remodeling specialists serving Fairfield County since 1997. Our exterior division specializes in the following services : Wood Rot Repairs / Replacement and New Construction Windows / Cedar Wood and Cement Fiberboard Siding / Cedar Wood and PVC Trim Boards / Asphalt Shingle and Wood Shake Roofing / Ipe Wood and PVC Composite Decks. Our extensive experience in home building and home remodeling services coupled with the artistic abilities of our talented craftsmen truly separates us from our competitors and allows us to operate at the top level within our industry. Since 1997 we have upheld a reputation for providing the highest level of craftsmanship and professionalism while completing our projects on time and within budget.
"The project went well and we are very satisfied with the work."
Kirk S on April 2019
EnergyPRZ DBA the Energy Store
EnergyPRZ DBA the Energy Store
The-Energystore/EnergyPRZ is a GOLD Star Home Performance Contractor that is BPI accredited residential energy efficiency firm. We look at your house in a holistic and complete system. As a provider of the official Department of Energy Home Energy Score, we professionally analyze your home, detail improvements that can be made and back it up with solid data and real solutions. The path to saving comfortably is found at our full compliment of savings solutions.
The-Energystore/EnergyPRZ is a GOLD Star Home Performance Contractor that is BPI accredited residential energy efficiency firm. We look at your house in a holistic and complete system. As a provider of the official Department of Energy Home Energy Score, we professionally analyze your home, detail improvements that can be made and back it up with solid data and real solutions. The path to saving comfortably is found at our full compliment of savings solutions.
Energy Conservation Specialists, LLC
Energy Conservation Specialists, LLC
BPI Accredited Contractor, BPI Certified Building Analyst, BPI Certified Building Envelope Professional, Energy Consultant, Building Scientist, EPA Lead Safe Certified Renovator, Home Energy Auditor, ENERGY STAR Partner, Home Performance with ENERGY STAR Participating Contractor, RUPCO Ally, Energy Savvy Partner, General Conrtactor, Savings Central Ally, Building Services Consultant
"Bill's team (Adam, Bob and Lewis) were extremely professional, thorough, patient and friendly. They really went the extra mile to explain at each stage the work they had completed, what was coming next, and what they had discovered along the way. They obviously cared about doing high-quality work and they really delivered. Highly recommended."
Andrew L on May 2018
BPI Accredited Contractor, BPI Certified Building Analyst, BPI Certified Building Envelope Professional, Energy Consultant, Building Scientist, EPA Lead Safe Certified Renovator, Home Energy Auditor, ENERGY STAR Partner, Home Performance with ENERGY STAR Participating Contractor, RUPCO Ally, Energy Savvy Partner, General Conrtactor, Savings Central Ally, Building Services Consultant
"Bill's team (Adam, Bob and Lewis) were extremely professional, thorough, patient and friendly. They really went the extra mile to explain at each stage the work they had completed, what was coming next, and what they had discovered along the way. They obviously cared about doing high-quality work and they really delivered. Highly recommended."
Andrew L on May 2018
Pro Chek Home Inspection Svc
Pro Chek Home Inspection Svc
Your Key to Confident Home Ownership Since 1993! Pro Chek Home inspections covers the entire state of Connecticut and all of lower New York State including Orange County, Westchester County, Putnam County, Dutchess County, Rockland County, and the Bronx! We offer Home Inspections (which include a termite report as well as a complimentary Final Chek walk through the day of closing), Septic Inspections, Radon Testing, Water Testing, and Blower Door Testing. We do inspections 7 days a week!
"Inspector missed major safety/health issues that were (easily) uncovered by a third party after moving in. I was told that these issues should not have been missed by any competent inspector and the remedies cost thousands of dollars in repairs. Costs that could have been passed to the seller at closing as they were fire hazards and carbon monoxide issues."
Gavin B on April 2021
Your Key to Confident Home Ownership Since 1993! Pro Chek Home inspections covers the entire state of Connecticut and all of lower New York State including Orange County, Westchester County, Putnam County, Dutchess County, Rockland County, and the Bronx! We offer Home Inspections (which include a termite report as well as a complimentary Final Chek walk through the day of closing), Septic Inspections, Radon Testing, Water Testing, and Blower Door Testing. We do inspections 7 days a week!
"Inspector missed major safety/health issues that were (easily) uncovered by a third party after moving in. I was told that these issues should not have been missed by any competent inspector and the remedies cost thousands of dollars in repairs. Costs that could have been passed to the seller at closing as they were fire hazards and carbon monoxide issues."
Gavin B on April 2021
PosiGen
PosiGen
My name is Thomas L. Kenney and I'm a remote Residential Energy Specialist at PosiGen. We offer solar and energy efficiency to homeowners all across Connecticut. We are the only solar company in the state with a formal agreement with the Connecticut Greenbank. We have monthly promotions as well to make the decision to go solar easy and affordable. No minimum income or credit score requirements needed with no money down.
"They took care of me beyond my expectations, they just finished their work today."
Marien Z on November 2021
My name is Thomas L. Kenney and I'm a remote Residential Energy Specialist at PosiGen. We offer solar and energy efficiency to homeowners all across Connecticut. We are the only solar company in the state with a formal agreement with the Connecticut Greenbank. We have monthly promotions as well to make the decision to go solar easy and affordable. No minimum income or credit score requirements needed with no money down.
"They took care of me beyond my expectations, they just finished their work today."
Marien Z on November 2021
Solar Wolf Energy
Solar Wolf Energy
Solar Wolf is a full service solar company with a great reputation and an old world belief to our customers. To under-promise and over-deliver, period. We have 18 years experience in construction, remodeling, roofing, solar water heaters, solar pv systems, battery back-up systems and much more. See what Solar Wolf Energy can do for you!
Solar Wolf is a full service solar company with a great reputation and an old world belief to our customers. To under-promise and over-deliver, period. We have 18 years experience in construction, remodeling, roofing, solar water heaters, solar pv systems, battery back-up systems and much more. See what Solar Wolf Energy can do for you!
The Cornwall, CT homeowners’ guide to energy efficiency auditing services
From average costs to expert advice, get all the answers you need to get your job done.
•Discover the average home energy audit cost, what impacts pricing, and how to save money on your audit. Get transparent, expert-backed cost info for homeowners.

A home energy audit is a detailed write-up of how to lower your utility bills and increase your comfort level. Find out if they’re worth the cost.
•Get a detailed breakdown of thermal imaging home inspection costs, including average prices, cost factors, and tips to help homeowners budget.

Home energy audits can identify ways to make your home more energy-efficient. Learn whether an energy audit is a good investment for your home.
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