The Best Insulation Contractors in Williamsburg, WV

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

#1

Greenbrier Insulation

4.8
(95 reviews)
Verified

A leading local provider specializing in comprehensive home performance solutions. They are well-regarded for their expertise in both spray foam and blown-in insulation, particularly for complex projects involving existing homes and new construction. They emphasize energy efficiency and often work in conjunction with local energy coop programs.

112 Industrial Park Rd, Ronceverte, WV 24970

Specialties & Features

Spray foam insulation
Blown-in cellulose
Energy efficiency audits

Business Information

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

Allegheny Insulation Systems

4.6
(120 reviews)
Verified

Serving a wide region of southeastern West Virginia, this company has a strong reputation for professional installation and customer service. They offer a full suite of insulation services and are known for their knowledge of building science and air sealing techniques to maximize home comfort and reduce energy bills.

245 Maple Ave, Lewisburg, WV 24901

Specialties & Features

Attic insulation upgrades
Air sealing services
Basement and crawl space insulation

Business Information

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

Davis Construction & Insulation

4.5
(70 reviews)
Verified

A versatile contractor that combines general construction expertise with specialized insulation services. This makes them an excellent choice for insulation removal and replacement projects that may involve minor repairs, as well as for insulating new additions. They are a trusted local business with deep roots in the community.

78 Old Mill Lane, Williamsburg, WV 24991

Specialties & Features

Insulation removal and replacement
Wall insulation services
Crawl space encapsulation

Business Information

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

Why These Are the Top Insulation Contractors in Williamsburg

** The insulation market in the Williamsburg, WV area is characteristic of a rural region: it is served by a small number of specialized, high-quality local contractors rather than a high volume of national chains. The competition, while not dense, is strong on reputation and expertise. Companies that succeed here have typically been in business for many years and have built trust through word-of-mouth and proven results in the community. The average quality of service is high, as contractors must be versatile to handle the diverse housing stock, from historic homes to new builds. Typical pricing is competitive but can be influenced by the challenging terrain and travel distances between job sites. Homeowners should expect mid-range market prices for standard materials like fiberglass batts and blown-in cellulose, with a premium for advanced solutions like spray foam and crawl space encapsulation. Many providers are well-versed in available rebates from sources like the state's Weatherization Assistance Program or local utility companies, which can help offset project costs. It is always recommended to get at least two quotes for any significant insulation project.

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 Williamsburg regulations and climate

Frequently Asked Questions About Insulation in Williamsburg

Get answers to common questions about insulation services in Williamsburg, West Virginia.

1What is the most cost-effective type of insulation for my older home in Williamsburg, given our cold winters and humid summers?

For most older homes in Williamsburg, blown-in cellulose or fiberglass insulation in the attic is highly cost-effective. It provides excellent thermal resistance (R-value) for our cold West Virginia winters and helps moderate summer heat. This method is also ideal for retrofitting existing walls without major demolition, addressing common drafts in historic homes while managing moisture from our region's humidity.

2Are there any specific local building codes or regulations in Williamsburg, WV, that affect insulation installation?

Insulation work in Williamsburg must adhere to the West Virginia State Building Code, which is based on the International Residential Code (IRC). This includes specific required R-values for different parts of the home (like R-49 for attics) to ensure energy efficiency. It's crucial to hire a licensed contractor who pulls the proper local permits, especially for major retrofits, to ensure compliance and safety.

3When is the best time of year to get insulation installed in Williamsburg?

The ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather in West Virginia, which is important for certain installations like spray foam that require specific temperature ranges. Scheduling during these shoulder seasons also avoids the peak summer heat and the busy pre-winter rush, potentially leading to better availability and pricing.

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

Look for a contractor with verifiable local experience, proper West Virginia licensing, and insurance. Ask for references from homes in Greenbrier or surrounding counties to see their work on similar properties. A reputable provider should offer a detailed, written estimate that includes the proposed R-values, a breakdown of labor and material costs, and a clear explanation of the work process.

5My house feels drafty and my energy bills are high. Should I focus on insulating my attic or my walls first?

In nearly all cases, start with your attic. Heat rises, making the attic the single largest source of heat loss in a Williamsburg home during winter. Adding or upgrading attic insulation to at least R-49 typically provides the fastest and highest return on investment. After addressing the attic, a professional energy audit can identify if wall insulation is the next critical step, especially in older, uninsulated balloon-frame homes common in the area.