The Best Insulation Contractors in Freeport, ME

Compare the highest-rated insulation professionals in Freeport, 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 and energy efficiency contractor in Maine. They take a whole-house approach, specializing in comprehensive energy audits to identify the root causes of energy loss before proposing and executing insulation and air sealing solutions. They are well-known for their professionalism and expertise with complex projects.

221 Front Street, Bath, ME 04530 (Serves Freeport extensively)

Specialties & Features

Energy efficiency audits
Spray foam insulation
Air sealing services

Business Information

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

Dowsil Energy Solutions

4.7
(90 reviews)
Verified

A specialized contractor focused heavily on advanced insulation and air sealing techniques. They are experts in spray foam application and are often chosen for new construction and major retrofit projects requiring high-performance building envelopes. Their knowledge of modern materials and building science is a key strength.

10 Venture Avenue, Brunswick, ME 04011 (Very close to Freeport)

Specialties & Features

Spray foam insulation
Blown-in insulation
Basement and crawl space insulation

Business Information

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

Maine Insulation Solutions

4.6
(110 reviews)
Verified

A dedicated insulation contractor offering a wide range of services from standard attic upgrades to full-home insulation projects. They are particularly noted for their work in existing homes, providing insulation removal and replacement, and are skilled in all major insulation types including cellulose, fiberglass, and spray foam.

72 County Road, Topsham, ME 04086 (Serves the Freeport area)

Specialties & Features

Attic insulation installation and upgrade
Insulation removal and replacement
Wall insulation services

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Freeport

** The insulation market serving Freeport, Maine, is characterized by high-quality, specialized contractors rather than a high volume of competition. Due to Maine's cold climate and high heating costs, the focus for both homeowners and providers is strongly on energy efficiency, performance, and durability. The leading contractors are not just installers; they are home performance experts who understand building science. * **Average Quality:** The average quality of service is high. The top-tier providers are certified by organizations like BPI (Building Performance Institute) and are well-versed in the latest techniques and materials. * **Competition Level:** Moderate. While there are several providers, the market is dominated by a handful of established, reputable companies known for their expertise. There is less presence of large national chains, with local and regional specialists leading the market. * **Typical Pricing:** Pricing is at a premium due to the specialized nature of the work and high labor and material standards. * **Spray Foam:** This is the premium option, typically ranging from **$1.50 - $3.00+ per board foot** for open-cell and more for closed-cell. A full attic can cost $4,500 - $8,000+. * **Blown-In Cellulose/Fiberglass:** A more cost-effective solution, often ranging from **$1,500 - $4,000** for a standard attic, depending on depth and square footage. * **Energy Audits:** A comprehensive audit, which is highly recommended before major work, typically costs **$400 - $700**. * Many of these companies are adept at helping homeowners navigate available rebates and incentives from programs like Efficiency Maine, which can significantly offset the initial investment.

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 Freeport regulations and climate

Frequently Asked Questions About Insulation in Freeport

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

1What are the most important types of insulation for my Freeport home, given our coastal Maine climate?

For Freeport's cold, damp, and often windy coastal climate, a focus on air sealing and moisture-resistant insulation is critical. We typically recommend spray foam for its superior air-sealing properties or dense-packed cellulose in walls and attics, as it handles moisture well and prevents wind washing. Properly insulating your basement or crawlspace is also a high priority to protect against ground moisture and cold from the famously frosty Maine winters.

2When is the best time of year to schedule insulation work in Freeport?

The ideal time is late spring through early fall (May to October). This allows for attic work without extreme heat and ensures exterior work (like foundation insulation) isn't hampered by frozen ground or snow. Scheduling in this window is crucial as local contractors book up quickly ahead of winter, which is when most homeowners feel the urgent need for upgrades due to high heating bills from nor'easters and prolonged cold snaps.

3Are there any local rebates or incentives for insulation in Freeport, Maine?

Yes, Efficiency Maine Trust is the primary resource for statewide rebates and financing. They offer significant rebates for air sealing and adding insulation to meet prescribed R-values, which are particularly high for our climate zone (Zone 6). Additionally, some Freeport residents may qualify for income-based weatherization assistance. Always check with your insulation contractor, as they are required to be certified by Efficiency Maine to perform rebate-eligible work.

4How do I choose a reliable insulation contractor in the Freeport area?

First, verify they are a registered Efficiency Maine Trade Ally, as this is a baseline for quality and rebate eligibility. Ask for local references, especially for homes near the coast where wind-driven moisture is a concern. A reputable contractor should perform a thorough energy audit or assessment using tools like a blower door test to identify Freeport-specific issues like ice dam risk areas or coastal air infiltration before quoting the job.

5My older Freeport home is drafty and has ice dams. Will adding more attic insulation solve this?

Not by itself. Ice dams are primarily caused by heat loss melting snow from underneath, which then refreezes at the colder eaves. The solution starts with comprehensive air sealing of the attic floor (sealing gaps around lights, pipes, and chimneys) to stop warm, moist indoor air from rising. *Then* adding the proper level of ventilation and insulation (aiming for R-49 to R-60 for our area) will prevent the heat transfer that causes melting and improve overall comfort.