Next Level
Insulation Solutions

Knowledgeable Team

A large team of certified crew chiefs and qualified insulation solutions installers available 6 days a week to get the job done.

Highly Recommended

Google Rating
Based on 12 reviews

100% Satisfaction Guaranteed

We guarantee that our work is done right & to your satisfaction!

Extremely Experienced

A track record of success servicing over 3,500 homes and businesses saving over $1.9m in heating and cooling costs over 3 years.

Annual Energy Reduction Costs

Years serving MA and RI

Happy Customers & Installs

About Us

5C Energy, Inc. (formerly known as Affordable Building & Weatherization, Inc.) has been providing residential and commercial insulation solutions in Massachusetts and Rhode Island since 2013. No job is too large or too small for our team of accredited and certified professional energy contractors. We are committed to installing insulation correctly and efficiently. We will walk you through the benefits and differences of each type of insulation and insulation-related techniques that will help to save you money on heating and air conditioning bills.

Our Insulation Solutions Services

Spray Foam

Closed Cell spray foam has a very high R-value and built in air sealing qualities that make it a top pick for commercial business.


Fiberglass is made to slow the spread of heat and cold in both residential and commercial insulation projects.

Blown-in Cellulose

Installing the approproiate type and amount of insulation will keep your home more comfortable year round.

Vapor Barriers

Vapor barriers are typically installed to reduce dampness in your home so you can have a dryer environment.

5C Energy, Inc. doing its part
to help with COVID-19

5C Energy, Inc. donates 1000 surgical masks to Lahey Hospital in Burlington, MA.

5C Energy, Inc. donates 1000 surgical masks to Miriam Hospital in Providence, RI.

Insulation Solutions Reviews

Respectful group of hard workers ...the jobs never to small or to big ..reach out for all your questions on how to make your home the most efficient and comfortable for many years to come ....
Alexander Wolowicz
Alexander Wolowicz
17:44 03 Feb 22
This was an amazing experience, having our house insulated and further weatherized this week.5 C Energy should be very proud of its managers, Vince and Eric, and the rest of the team--they were efficient, professional, safety conscious, and so pleasant.We would rate this experience as 10 out of 10!!Vince checked with us often as the work proceeded, which we appreciated. Great communication and people skills.Glad we participated in the Mass Save program. Highly recommend this company and thanks to Rise Engineering (Matt) for coordinating.
Francis Cushing
Francis Cushing
21:14 24 Mar 21
We used 5C through the MassSave program to update the insulation in our house and are very satisfied with the results. The team was very prompt and professional and the work was high quality and thorough. I would definitely recommend their services to anyone looking to improve the insulation quality of their home.
Sean Waters
Sean Waters
16:28 11 Mar 21
As a participant of the Mass Save program, 5C Energy Inc was sent to our house to do insulation work. The crew, Pat, Jason and Eddie were very professional, punctual and respectful of our home. The guys took their time and answered any questions we had. Highly recommend this company and would work with them again. Very happy with work done.
Denise Lewis
Denise Lewis
00:29 23 Feb 21

Call for a free estimate Today

Since 2013, 5C Energy has worked with RISE Engineering, CLEAResult and the utilities in the Mass Save Program to help homeowners, who qualify, receive rebates for home energy weatherization services. As professional insulation contractors, we provide next-level insulation solutions that may be eligible for these rebates.