The Best Insulation Contractors in Greenville, ME

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

#1

Evergreen Home Performance

4.8
(180 reviews)
Verified

A leading home performance contractor in Central Maine, specializing in comprehensive energy efficiency upgrades. They are well-known for their professional energy audits and high-quality insulation installations, particularly spray foam and dense-pack cellulose. They frequently work in the Moosehead Lake region, including Greenville.

2012 Main St, Dexter, ME 04930 (Primary office, serves Greenville)

Specialties & Features

Spray foam insulation
Energy efficiency audits
Air sealing services

Business Information

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

Maine Insulation & Weatherization Solutions

4.7
(120 reviews)
Verified

This company focuses specifically on insulation and weatherization, making them specialists in the field. They are praised for their expertise in both new construction and retrofit projects, with a strong focus on attic and basement insulation for Maine's harsh climate. They service a wide area, including Piscataquis County.

55 Moosehead Trail, Newport, ME 04953 (Serves the Greenville area)

Specialties & Features

Attic insulation installation and upgrade
Basement and crawl space insulation
Blown-in insulation installation

Business Information

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

Yankee Thermal Insulation, Inc.

4.5
(90 reviews)
Verified

A long-standing, family-owned insulation contractor with a strong reputation for reliability and quality workmanship. They offer a wide range of insulation types and have extensive experience with the specific challenges of insulating older homes and camps common in the Greenville area.

1395 Hammond St, Bangor, ME 04401 (Services extend to the Greenville region)

Specialties & Features

Insulation removal and replacement
Wall insulation services
Blown-in insulation installation

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Greenville

** The insulation market in Greenville, Maine, is characterized by high demand for energy efficiency due to the region's severe winters, but a limited number of contractors physically based within the town itself. Homeowners in Greenville typically rely on reputable contractors from hubs like Dexter, Newport, and Bangor who service the broader Central and Northern Maine area. The competition among these regional providers is strong, driving a generally high standard of quality. These companies are highly knowledgeable about Maine's building codes, ENERGY STAR® requirements, and available rebate programs (e.g., through Efficiency Maine). The typical pricing for insulation services is at or slightly above the state average, reflecting the travel distance for crews and the specific needs of a climate with significant heating degree days. Blown-in cellulose and fiberglass are common for attics, while spray foam is a premium choice for sealing crawl spaces, rim joists, and cathedral ceilings. Air sealing is almost always recommended as a complementary service to insulation, a practice all the top providers excel in.

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 Greenville regulations and climate

Frequently Asked Questions About Insulation in Greenville

Get answers to common questions about insulation services in Greenville, Maine.

1What is the most important type of insulation for my Greenville home given our local climate?

For Greenville's severe Maine winters, with temperatures often dropping well below zero, creating a continuous thermal envelope is critical. The most important step is properly air sealing and insulating your attic, as heat loss through the roof can account for 25% or more of your energy bill. We then recommend assessing wall and basement/crawlspace insulation to achieve a comprehensive barrier against the cold and moisture.

2How do the seasons in Greenville affect the timing and cost of an insulation project?

The high demand for insulation services in late summer and fall can lead to longer wait times and potentially higher costs as homeowners prepare for winter. Scheduling during the late spring or early summer often provides more contractor availability and favorable pricing. However, interior projects like wall insulation can be done year-round, while exterior work like foundation insulation is best tackled in warmer, drier months.

3Are there any local or state-specific rebates or incentives for insulating my home in Maine?

Yes, Maine offers excellent incentives primarily through Efficiency Maine. Homeowners in Greenville can qualify for significant rebates for adding insulation and air sealing, which are based on the projected energy savings. It's crucial to work with a registered Efficiency Maine Trade Ally contractor, as they are certified to perform the required testing and ensure the work qualifies for these valuable rebates and potential low-interest financing.

4What should I look for when choosing an insulation contractor in the Greenville area?

First, verify they are licensed and insured to work in Maine. Given our climate, prioritize contractors with specific experience in cold-weather retrofits and air sealing. Ask for local references in the Moosehead Lake region and confirm they are an Efficiency Maine Trade Ally to access rebates. A reputable provider will perform a thorough energy audit or assessment before recommending a solution.

5My older Greenville home feels drafty and has ice dams. Will insulation alone fix this?

Insulation is only part of the solution; the primary cause is usually inadequate air sealing and insufficient attic ventilation. We must first seal air leaks from the living space into the attic (around wiring, plumbing stacks, etc.) to prevent warm, moist air from melting roof snow. Then, we ensure proper attic insulation levels and ventilation to keep the roof deck cold, which directly prevents ice dam formation and improves comfort.