Insulation Company in New Bedford, MA

New Bedford Team

Our local technicians call New Bedford, MA, home. As leaders in the field, we are New Bedford’s top insulation company. We provide services six days a week.

Top Reviews in New Bedford

Read our positive reviews on Google. See why our customers spread the word that we’re the best!

Guaranteed Satisfaction

Our insulation company in New Bedford, MA, guarantees you will be happy with our service.

Trusted Insulation Experts

Our insulation contractors have provided services to 3,500+ businesses and homes in New Bedford and have helped residents save over $19M in utility costs savings.

Since 2013, 5C Energy Inc. has been the most trusted insulation company in New Bedford, MA for homeowners and local businesses who want real results. Our certified crew chiefs and seasoned installers deliver solutions that boost comfort and trim utility costs. Ready to see what you could save? Call our team, or schedule a convenient consultation online to get started. If you’ve been searching for “insulation installation near me,” you’ve found the local pros.

Comprehensive Insulation Services in New Bedford, Massachusetts

Since 2013, 5C Energy Inc. has been the insulation company in New Bedford, MA that homeowners and business owners call for work that improves comfort and lowers costs. From historic triple-deckers to coastal commercial spaces, our certified crew chiefs and qualified installers bring the right materials, methods, and testing tools to every project. We arrive on schedule, protect your space, and finish by making sure you are 100% satisfied.

Whether you’re chasing lower utility bills or fixing hot-and-cold room problems, we’re the insulation contractor in New Bedford, MA known for dependable service and real results. If you’ve been searching for insulation installation near me, you’re in the right place.

Residential Insulation

From classic triple-deckers to new builds, we create residential packages that tame drafts, quiet noisy rooms, and stabilize temperatures. Expect a plan that respects your home’s age, layout, and budget.

Commercial Insulation

Our team designs assemblies that reduce load, improve comfort, and help lower operating costs. We coordinate with owners and facility managers to minimize downtime and keep projects on schedule.

Spray Foam Insulation

Open- and closed-cell options expand to seal cracks and gaps, cutting air leakage and moisture intrusion in one pass. The result is durable performance, better energy retention, and fewer hot-and-cold spots.

Attic & Wall Insulation

Attics and exterior walls are the biggest energy culprits. We fortify these areas with premium materials to curb energy loss, improve comfort on every floor, and trim utility bills.

Vapor Barriers

Moisture is the enemy of healthy buildings. We install tough vapor barriers that help prevent mold and mildew, protecting your structure, insulation, and air quality.

Air Sealing Services

Tiny gaps create outsized energy waste. We methodically seal penetrations around plumbing, wiring, ducts, and framing so your HVAC runs less and your rooms feel consistently comfortable.

Blown-In Cellulose Insulation

Made from recycled content and packed for performance, blown-in cellulose is an eco-forward choice for attics and tricky cavities. It delivers excellent thermal resistance and reliable coverage.

What Customers are Saying

      EXCELLENT  
   Based on 128 reviews 
    
 
 
 
   
 
 
       Posted on Google  
   
   Anne-Marie Arico 
 
 
 
 Trustindex verifies that the original source of the review is Google. 5C Energy was wonderful! Their team was professional, friendly, clean, and organized from start to finish. They took great care to protect my hardwood floors and cleaned up thoroughly when the job was done. I would absolutely recommend them to anyone looking for quality work!
  
 
      Posted on Google  
   
   Giovanna Carpentieri 
 
 
 
 Trustindex verifies that the original source of the review is Google. Nery and his team insulated our house from the attic to the basement in one day.  They were professional and took care of our home during the process.  I would recommend this team.
Thank you
  
 
      Posted on Google  
   
   milagros rivas 
 
 
 
 Trustindex verifies that the original source of the review is Google. The workers were fabulous, efficient competent and completed the task beyond my expectations. They were respectful , thorough with their task completion and left the entire environment clean
  
 
      Posted on Google  
   
   Leon Steinfeld 
 
 
 
 Trustindex verifies that the original source of the review is Google. We recently had 5C Energy complete energy efficiency work at our house.  Nery and team did an outstanding job.  He kept us informed of all work that was being completed.  The team was professional and very mindful of leaving the house in a clean condition.
  
 
      Posted on Google  
   
   Laura Monteiro 
 
 
 
 Trustindex verifies that the original source of the review is Google. I can’t say enough about the positive experience I had with 5CEnergy. Neri and his team were very respectful of my home, and kept me in the loop throughout the entire installation process. I had three things done through the MassSave program - attic insulation, an exhaust pipe routed through the roof, and door stripping/sweeps added to two doors. I felt extremely confident in the work because of the excellent communication; Neri came to get me a few times to show me the progress and gave me options on how I wanted the work to be done. For such a messy job like insulation, my house was spotless when they left. I would absolutely use 5CEnergy again, as well as recommend them to a friend. Please thank Neri and his team for me!
  
 
      Posted on Google  
   
   John Saad 
 
 
 
 Trustindex verifies that the original source of the review is Google. Joe and his team insulated my attic and added a drier exhaust roof vent. Highly recommend this team. Very professional, courteous, and efficient! Thanks Joe!
  
 
      Posted on Google  
   
   Susan Mottau 
 
 
 
 Trustindex verifies that the original source of the review is Google. Insulation install. Two great crews!  Efficient, skilled, informed, polite (Jimmy, Nelson; Joe, Marcos)
  
 
      Posted on Google  
   
   Jonathan Whalley 
 
 
 
 Trustindex verifies that the original source of the review is Google. 5C was great, super fast and great communication. Henry and Jarlem were great and did an excellent job.
  
 
      Posted on Google  
   
   Gretchen Sennott 
 
 
 
 Trustindex verifies that the original source of the review is Google. Cliff the chief supervisor arrived 5 minutes early with his worker Juan both conducted themselves as perfect gentleman worked efficiently and did a complete walk-through before and after cleanliness was beyond my expectations, they swept up after themselves left my basement floor. I think Cleaner than that when they started, Cliff explained everything that they were going to do and then afterwards brought me back downstairs to make sure that cleanliness was up to my expectations and was there anything else that they could do and explained everything that had been done and if everything was OK and was there anything else that they could do? I would highly recommend 5C energy to anybody.
Thank you 5C energy for making my home more energy efficient!! You’ve got a great team!
  
 
      Posted on Google  
   
   Bill Wells 
 
 
 
 Trustindex verifies that the original source of the review is Google. Henry and his crew including Keith, Jose, Dylan, Hayden and Edwin arrived at our house on time as we expected. They were all very polite and got to work right away. Henry explained everything they were going to do. We had been told this job would most likely take 2 days but they got everything done in one day. Great crew!

Why New Bedford Residents Trust 5C Energy Inc.

Searching for full-scope solutions from an insulation company in New Bedford, Massachusetts? 5C Energy Inc. delivers support for homes, businesses, and mixed-use spaces.

A Local Team That Understands New Bedford – From Campello triple-deckers to East Side offices, New Bedford buildings have quirks. Our certified crew chiefs diagnose those issues and build a plan that fits your property. That’s why we’re the insulation company in New Bedford, Massachusetts folks call when they want it done right.

Built to Handle Massachusetts Weather – Our systems are engineered for year-round performance, including steadier indoor temps, fewer cold spots, and less strain on your HVAC. As your trusted insulation contractor in New Bedford, Massachusetts, we help you feel the difference in comfort and on your utility bill.

Real Savings – Since 2013, our projects have helped customers rack up serious energy reductions across the region. We also coordinate with programs like Mass Save®, National Grid, and RISE to connect qualifying New Bedford homes and businesses with rebates. If you’ve been searching for insulation installation near me, consider this your sign to start saving.

At 5C Energy Inc., we want to be your insulation company in New Bedford, Massachusetts. Available six days a week, our team is ready to help.

Schedule a Free Insulation Estimate

5C Energy Inc. is the insulation company in New Bedford, Massachusetts that homeowners and businesses choose for real comfort and lower energy bills. Since 2013, we’ve combined certified crew chiefs, skilled installers, and premium insulation materials to deliver results that last. Whether it’s a drafty attic, leaky walls, or an under-insulated commercial building, no project is too small or too big for our team. Call us today or use this website to schedule your free insulation consultation in New Bedford. Let’s find out how much you could be saving every month.