The Best Insulation Contractors in Edgartown, MA

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

#1

Holmes Hole Building & Supply

4.7
(80 reviews)
Verified

A highly respected, long-standing building supply company and contractor on Martha's Vineyard. They are a one-stop shop for building materials and expert contracting services, including comprehensive insulation and energy efficiency upgrades. Their deep integration into the local community and understanding of Vineyard architecture (from historic to modern) is a significant strength.

129 State Road, Vineyard Haven, MA 02568

Specialties & Features

Spray foam insulation
Blown-in insulation
Energy efficiency audits

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

South Mountain Company

4.8
(50 reviews)
Verified

An employee-owned, mission-driven design-build and energy services company renowned for its commitment to sustainability and high-performance building. They are a leader in deep-energy retrofits and new construction focused on extreme energy efficiency. They are the premier choice for homeowners seeking a comprehensive, whole-house approach to insulation and air sealing.

225 State Road, West Tisbury, MA 02575

Specialties & Features

Energy efficiency audits
Air sealing services
Deep-energy retrofit insulation

Business Information

Years in Business:45 years
Licensed:Yes
Insured:Yes
#3

Ned Gams Insulation

4.5
(60 reviews)
Verified

A specialized insulation contractor serving Martha's Vineyard. As a dedicated insulation expert, they focus specifically on the installation and upgrade of various insulation systems. This focus makes them a go-to subcontractor for many local builders and a direct choice for homeowners seeking expert installation without a full design-build scope.

Serves all of Martha's Vineyard (Island-based contractor)

Specialties & Features

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

Business Information

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

Why These Are the Top Insulation Contractors in Edgartown

The insulation market in Edgartown and Martha's Vineyard is characterized by high quality, high expertise, and correspondingly high costs. The competition is not dense in terms of the number of providers, but it is fierce in terms of quality and reputation. Contractors are exceptionally busy, especially during the pre- and post-summer seasons. **Average Quality:** The quality of work is generally very high, driven by stringent local building codes, the high value of the properties, and homeowner demand for durability and energy efficiency against coastal weather. **Competition Level:** Moderate, but specialized. There are few dedicated insulation companies, but several top-tier general contractors (like South Mountain Company) offer insulation as a core part of their energy services. Lead times can be long due to high demand. **Typical Pricing:** Pricing is significantly above the national average. Factors contributing to higher costs include the "island premium" for transporting materials via ferry, the high cost of living/wages, the complexity of retrofitting often historic homes, and the premium expertise of the contractors. Homeowners should expect a comprehensive insulation and air sealing project for an average home to range from $10,000 to $30,000+, with complex deep-energy retrofits far exceeding that.

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 Edgartown regulations and climate

Frequently Asked Questions About Insulation in Edgartown

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

1What are the most important insulation considerations for my Edgartown home given the local climate?

Edgartown's coastal climate presents unique challenges: cold, damp winters with nor'easters and humid summers. Effective insulation must prioritize both thermal resistance (R-value) and robust moisture management. We recommend materials and strategies that resist moisture-driven degradation, such as closed-cell spray foam in basements/crawlspaces and proper attic ventilation, to prevent mold and ensure year-round comfort and efficiency.

2Are there specific local regulations or historical preservation rules in Edgartown that affect insulation upgrades?

Yes, absolutely. Edgartown has strict historical district commissions and architectural review boards, especially in the historic downtown and harbor areas. If your home is in a protected district or is a designated historic property, exterior modifications (like adding exterior rigid foam) often require approval. Always consult with your insulation contractor about navigating these rules, as interior applications like blown-in cellulose in walls or attic insulation are typically more straightforward to get approved.

3When is the best time of year to schedule insulation work on Martha's Vineyard?

The ideal timing is during the shoulder seasons of late spring (May-June) or early fall (September-October). These periods typically offer milder, drier weather, which is crucial for certain installations like spray foam that require specific temperature ranges. Scheduling in these windows also avoids the peak summer tourism traffic, which can complicate contractor scheduling and material delivery to the island.

4Why does insulation service pricing seem higher on Martha's Vineyard compared to the mainland?

Pricing reflects significant island-specific factors. All materials must be shipped via ferry, adding substantial freight costs and logistical complexity. The limited pool of specialized local labor and the high cost of living also influence rates. While the initial investment is higher, proper insulation delivers rapid payback through drastically reduced heating costs, especially given Edgartown's high energy prices and long heating season.

5How do I choose a reliable insulation contractor for my Edgartown home?

Prioritize contractors with extensive, verifiable experience on Martha's Vineyard. They must understand local building codes, ferry logistics, and weather constraints. Ensure they are licensed in Massachusetts, carry proper insurance, and can provide references from other island projects. A reputable provider will perform a comprehensive energy audit first and offer solutions tailored to our climate, rather than a one-size-fits-all approach.