The Best Insulation Contractors in Greenland, NH

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

#1

Resolve Insulation

4.8
(180 reviews)
Verified

Resolve Insulation is a leading provider in the Seacoast area, known for its high-performance insulation solutions and strong focus on energy efficiency. They are a Building Performance Institute (BPI) certified company, which underscores their expertise in whole-home energy solutions, including detailed audits and air sealing.

150 West Road, Suite C, Portsmouth, NH 03801 (Serves Greenland)

Specialties & Features

Spray foam insulation
Energy efficiency audits
Air sealing services

Business Information

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

A-1 Insulation

4.7
(130 reviews)
Verified

A well-established contractor with decades of service in New England. They have a strong reputation for reliability and a comprehensive range of insulation services for both new construction and existing homes. They are adept at handling various insulation types and are familiar with local utility rebate programs.

77 Rochester Ave., Somersworth, NH 03878 (Serves Greenland)

Specialties & Features

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

Business Information

Years in Business:40 years
Licensed:Yes
Insured:Yes
#3

Granite State Insulation

4.6
(90 reviews)
Verified

A specialized insulation contractor focused on residential and commercial projects throughout Southern NH and the Seacoast. They emphasize professional installation and customer service, offering everything from standard batt insulation to advanced foam solutions and insulation removal.

18 Oak St., Rochester, NH 03839 (Serves Greenland)

Specialties & Features

Wall insulation services
Insulation removal and replacement
Spray foam insulation

Business Information

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

Why These Are the Top Insulation Contractors in Greenland

** The insulation market in and around Greenland, NH, is characterized by a small number of highly specialized, regional contractors rather than a high volume of local competitors. Due to Greenland's proximity to the larger commercial center of Portsmouth, most services are provided by companies based in adjacent cities. The market competition is moderate but of high quality; the contractors that succeed are those with established reputations, proper certifications (like BPI), and a deep understanding of New Hampshire's climate and energy efficiency challenges, including programs from Eversource and NH Saves. Typical pricing is at a premium compared to national averages, reflecting the higher cost of living and business operations in the Seacoast region. Homeowners can expect to pay between $1.50 - $2.50 per square foot for blown-in attic insulation, while spray foam projects are a significant investment, often ranging from $3,000 to $7,000+ for a full attic, reflecting the material cost and expertise required. The focus for most reputable providers is on comprehensive air sealing and insulation systems to maximize energy savings, rather than just material installation.

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 Greenland regulations and climate

Frequently Asked Questions About Insulation in Greenland

Get answers to common questions about insulation services in Greenland, New Hampshire.

1What are the most important insulation upgrades for my Greenland, NH home given our local climate?

For Greenland's cold New Hampshire winters and humid summers, the most critical upgrades are typically air sealing and adding attic insulation. We recommend achieving at least R-49 to R-60 in your attic with blown-in cellulose or fiberglass to prevent significant heat loss. Properly insulating basement rim joists and walls is also crucial to combat drafts and cold floors common in our region.

2How does the cost of insulation installation in the Seacoast NH area compare, and are there any incentives?

Costs in Greenland and the greater Seacoast region are generally aligned with New England averages, influenced by home age and accessibility. For a standard attic, homeowners can expect a range of $1,500 to $3,500. Importantly, New Hampshire homeowners can access rebates through the NHSaves program (sponsored by local utilities like Eversource) and may qualify for federal tax credits, significantly offsetting the cost for eligible materials like insulation and air sealing.

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

The ideal times are late spring (May-June) and early fall (September-October). These periods typically offer moderate temperatures, allowing for effective installation and letting your home's thermal envelope be prepared before the harsh winter. While many contractors work year-round, scheduling during these shoulder seasons ensures better availability and avoids the peak winter rush when emergency heat loss repairs are common.

4What should I look for when choosing a local insulation contractor?

Always verify that the contractor is licensed and insured to work in New Hampshire. Look for established Seacoast-area companies with specific experience in older homes common in Greenland, as they will understand historic building challenges. Check for certifications like Building Performance Institute (BPI) and insist on a detailed, in-home assessment and quote that includes a blower door test to identify air leaks, not just a simple square footage estimate.

5I'm concerned about ice dams on my roof. Can insulation help prevent them?

Absolutely. Ice dams are a frequent issue in Greenland due to snow accumulation and temperature fluctuations. The primary solution is to improve attic insulation and air sealing to keep heat from escaping from your living space into the attic. This maintains a cold roof deck, preventing snow from melting and refreezing at the eaves. A qualified local contractor will also ensure proper attic ventilation is part of the solution, which is critical for our climate.