The Best Insulation Contractors in Nonantum, MA

Compare the highest-rated insulation professionals in Nonantum, Massachusetts. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

A+ Insulation Inc.

4.8
(180 reviews)
Verified

A+ Insulation is a highly-rated, family-owned and operated contractor specializing in comprehensive home performance solutions. They are renowned for their expertise in spray foam and blown-in cellulose, often partnering with the Mass Save® program to help homeowners access significant rebates and 0% financing. Their services are backed by strong technical knowledge and a focus on customer education.

75 Adams St, Newton, MA 02458 (Located directly in Nonantum)

Specialties & Features

Spray foam insulation
Blown-in cellulose
Energy efficiency audits

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Mass Energy Experts

4.7
(130 reviews)
Verified

Mass Energy Experts focuses exclusively on improving home energy efficiency through insulation and air sealing. They are a leading Mass Save® participating contractor, which underscores their credibility and expertise in meeting strict program standards. They are particularly praised for their professional crews, thoroughness, and effectiveness in solving complex air leakage and insulation problems.

161 Rosewood Dr, Danvers, MA 01923 (Serves the entire Greater Boston area, including Nonantum)

Specialties & Features

Air sealing services
Attic insulation upgrades
Insulation removal and replacement

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#3

HomeWorks Energy, Inc.

4.6
(250 reviews)
Verified

As one of the largest and most recognized Mass Save® partners, HomeWorks Energy offers a wide range of no-cost and subsidized energy efficiency services. While they provide free Mass Save® energy assessments, their insulation teams handle the implementation. They are a trusted entity for attic, wall, and basement insulation, particularly for homeowners seeking to maximize rebates.

295 West St, Northborough, MA 01532 (Serves over 150 cities and towns, including Nonantum)

Specialties & Features

Energy efficiency audits
Blown-in wall insulation
Basement and crawl space insulation

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Nonantum

** The insulation market in Nonantum and the broader Newton area is highly competitive and quality-driven, largely influenced by Massachusetts's stringent building codes and the influential Mass Save® program. The average quality of service is very high, as contractors must meet specific standards to participate in state-sponsored rebate programs. **Competition Level:** High. Homeowners have access to numerous reputable providers, fostering a market where customer service, technical expertise, and the ability to navigate incentive programs are key differentiators. **Typical Pricing:** Pricing is above the national average due to the high cost of living and labor in Eastern Massachusetts. However, the Mass Save® program dramatically reduces out-of-pocket costs for eligible homeowners, often covering 75-100% of the cost of air sealing and insulation. A typical attic insulation project without rebates might range from $2,000 to $5,000, but with Mass Save® incentives, the final cost to the homeowner can be as low as a few hundred dollars or even $0. It is standard practice for reputable contractors to provide a detailed quote that clearly outlines pre- and post-rebate pricing.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Nonantum regulations and climate

Frequently Asked Questions About Insulation in Nonantum

Get answers to common questions about insulation services in Nonantum, Massachusetts.

1What are the most important insulation upgrades for homes in Nonantum, MA, given our local climate?

For our cold Massachusetts winters and humid summers, air sealing and attic insulation are the most critical upgrades. We recommend achieving at least R-49 in your attic, typically with blown-in cellulose or fiberglass, to prevent significant heat loss. Properly sealing air leaks around windows, doors, and penetrations is equally vital to stop drafts and improve overall energy efficiency year-round.

2Are there any local rebates or incentives in Massachusetts for installing insulation?

Yes, the Mass Save® program offers substantial incentives, including rebates and 0% financing, for insulation upgrades that meet their specifications. As a Nonantum homeowner, you are eligible for a no-cost home energy assessment through Mass Save, which will identify recommended improvements and detail the available rebates, which can cover up to 75-100% of insulation costs for income-eligible households.

3When is the best time of year to schedule insulation work in Nonantum?

While insulation can be installed year-round, the ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather, which is optimal for projects like attic work. Scheduling during these shoulder seasons also ensures your home is prepared before the peak heating season begins, and you can avoid the busy winter rush for contractors.

4How do I choose a reputable insulation contractor in the Newton/Nonantum area?

Always verify that the contractor is a licensed Massachusetts Construction Supervisor and, crucially, a certified Mass Save® partner. This certification ensures they are trained to perform work that qualifies for state incentives. Ask for local references in Nonantum or nearby Newton villages and check online reviews to confirm their reputation for quality work and understanding of our specific older housing stock.

5My Nonantum home is older. Should I be concerned about asbestos or knob-and-tube wiring during an insulation project?

Yes, this is a very common and important concern for homes built before 1980. A professional contractor will conduct an initial assessment to identify these hazards. Asbestos, often found in old pipe or boiler insulation, and active knob-and-tube wiring must be properly remediated by licensed specialists before new insulation can be safely installed, as required by Massachusetts building codes.