The Best Insulation Contractors in Cape Elizabeth, ME

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

#1

Evergreen Home Performance

4.8
(180 reviews)
Verified

Evergreen is a leading energy efficiency and insulation specialist in Southern Maine. They take a whole-house approach, often starting with a comprehensive energy audit to identify the most cost-effective improvements. Their team is highly trained in advanced air sealing and insulation techniques, making them an excellent choice for homeowners seeking to significantly reduce energy bills and improve comfort.

54 Danforth St, Portland, ME 04101 (Serves Cape Elizabeth)

Specialties & Features

Energy efficiency audits
Spray foam insulation
Air sealing services

Business Information

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

Allied Insulation, Inc.

4.7
(110 reviews)
Verified

Allied Insulation is a well-established, family-owned contractor that focuses specifically on insulation. They offer a wide range of insulation types and are known for their professional installation and expertise in both new construction and retrofit projects. They are a great option for homeowners who need a dedicated insulation expert for a specific project like an attic upgrade or wall insulation.

48 Riverside Industrial Pkwy, Portland, ME 04103 (Serves Cape Elizabeth)

Specialties & Features

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

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

HomeWorks Energy

4.6
(250 reviews)
Verified

HomeWorks Energy is a major provider in the region, known for its strong community presence and focus on making energy upgrades accessible. They often work closely with state and utility rebate programs (like Efficiency Maine). They are a solid choice for comprehensive insulation services, particularly blown-in cellulose in attics and sidewalls, and they also handle insulation removal.

221 Mayfield Rd, Saco, ME 04072 (Serves Cape Elizabeth)

Specialties & Features

Blown-in insulation installation
Insulation removal and replacement
Energy efficiency rebate expertise

Business Information

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

Why These Are the Top Insulation Contractors in Cape Elizabeth

The insulation market in Cape Elizabeth is characterized by high-quality, professional service providers catering to an informed and discerning homeowner base. Due to the town's older housing stock and harsh coastal climate, there is a significant emphasis on comprehensive air sealing and high R-value insulation upgrades to combat heat loss and moisture issues. **Competition Level:** The market is competitive but not saturated, dominated by a handful of established, reputable companies rather than a large number of small operators. This drives a high standard of quality. **Average Quality:** The average quality of service is very high. Leading contractors are typically Building Performance Institute (BPI) certified and deeply knowledgeable about local building codes and the specific challenges of New England homes, such as managing ice dams and coastal humidity. **Typical Pricing:** Pricing is at a premium compared to national averages, reflecting the high cost of living and the expertise required. A typical attic insulation project with air sealing can range from $2,500 to $6,000+, while spray foam applications or complex whole-house retrofits can easily exceed $10,000. However, the strong presence of **Efficiency Maine rebates and financing** options makes these investments more accessible for homeowners, and reputable contractors will guide clients through these programs.

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 Cape Elizabeth regulations and climate

Frequently Asked Questions About Insulation in Cape Elizabeth

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

1What is the most important type of insulation for my Cape Elizabeth home, given our coastal Maine climate?

For our cold, damp, and windy coastal climate, creating a continuous air barrier is paramount. While attic insulation (often aiming for R-49 to R-60) is critical, properly air-sealing your home's envelope—especially against nor'easter winds—and insulating basement walls or crawlspaces to prevent cold floors are equally vital. This comprehensive approach prevents heat loss, moisture intrusion, and ice dam formation on roofs, which are common issues in our area.

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

The ideal time is late spring through early fall (May to October). This allows for attic work without extreme heat and ensures basements or crawlspaces are accessible and not frozen. Scheduling during this off-peak heating season also ensures better contractor availability. However, for emergency issues like ice dam mitigation or severe drafts, reputable local contractors will address critical problems year-round.

3Are there any local rebates or incentives for insulation upgrades in Cape Elizabeth?

Yes, Efficiency Maine Trust is the primary resource for statewide incentives. Cape Elizabeth homeowners can access significant rebates for air sealing and adding insulation that meets their performance standards. Additionally, check with your electricity provider, such as Versant Power, for potential offers. It's crucial to use a registered Efficiency Maine contractor to qualify, and they can guide you through the application process.

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

Prioritize contractors who are licensed, insured, and specifically registered with Efficiency Maine Trust, as this indicates adherence to state standards. Look for local companies with extensive experience in Southern Maine's older home stock and coastal weatherization challenges. Ask for references from Cape Elizabeth or nearby towns and verify they perform a pre-installation energy assessment (often called an "energy audit") to diagnose your home's specific needs.

5My older Cape Elizabeth home is drafty. Will adding insulation alone solve the problem?

Not entirely. In historic New England homes, air sealing is the essential first step. Adding insulation on top of significant drafts and moisture issues can trap damp air, leading to mold and rot in wall cavities. A professional assessment will identify key air leakage points (like attic hatches, rim joists, and old windows) that must be sealed first. The solution is a tailored combination of air sealing and the correct type and amount of insulation for each part of your home's structure.