Homeowners and business owners in Sterling, MA know how brutal New England winters and humid summers can get on an under-insulated building. As a trusted spray foam insulation contractor in Sterling, MA, Lamothe Insulation and Contracting helps you cut energy waste, stop drafts, and enjoy consistent indoor comfort. Whether you are building new, renovating, or upgrading an older structure, we deliver insulation solutions that make a real difference in your monthly bills and daily living.
Sterling's older homes and commercial buildings often deal with air leaks, uneven temperatures, and high heating bills caused by outdated or missing insulation. Our team addresses these problems with precision spray foam applications that seal gaps and create a lasting thermal barrier. From attics and walls to crawl spaces and pole barns, we assess your building envelope and recommend the right approach for maximum efficiency and comfort in every season.



Sterling property owners face a real choice when it comes to insulation, and that choice shows up in your energy bills and daily comfort. Lamothe Insulation and Contracting brings decades of field experience to every job, which means fewer callbacks, better results, and a smoother process from start to finish. Our team evaluates your building, identifies problem areas, and installs the right spray foam insulation system the first time around. Whether you are insulating a new build, retrofitting a century-old home, or upgrading a commercial space, we handle it with the same level of care and attention to detail. Call us at (508) 847-0119 or email [email protected] to request your free quote today.
A homeowner just off the Sterling Town Common reached out about persistent drafty rooms and climbing heating bills through winter. Our team inspected the property, found failing fiberglass batts throughout the attic and crawl space, and recommended Closed-Cell Spray Foam Insulation for the crawl space and Open-Cell Spray Foam Insulation for the attic. Within the first week after installation, the homeowner reported noticeably warmer rooms, eliminated drafts, and more even temperatures across the entire house.

We proudly serve Sterling and the surrounding communities. Our service area includes Sterling Center Historic District, Sterling Greenery Community Park, Sterling Town Common, Rocky Brook Mill Sites, Sterling National Country Club, Mulligan's Miniature Golf, South Lancaster, Clinton, MA, and Leominster.
Do not wait until the next heating season to fix drafty rooms and rising energy bills. Contact Lamothe Insulation and Contracting at (508) 847-0119 or [email protected] to schedule your free quote. Let our team show you what proper spray foam insulation can do for your home or business in Sterling, MA.
Most residential spray foam installations are completed in a single day, though larger or multi-area projects may take longer depending on scope.
Once fully cured, spray foam is completely safe and non-toxic for all occupied spaces, including homes with children and pets.
Yes, spray foam can be retrofitted into existing walls, attics, and crawl spaces of older Sterling homes without requiring full demolition.
Open-cell is lighter and more flexible with good sound dampening, while closed-cell is denser, moisture-resistant, and offers a higher R-value per inch.
Yes, we provide a free quote for every project after assessing your property and discussing your specific insulation needs.