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Certified Best Pick®
Companies with this badge have met the qualification criteria for Best Pick certification and are backed by the Best Pick Guarantee.
14th year as a Best Pick
Best Pick Guaranteed Licensed Insured Workers' Comp
With our extensive training and certification, we have acquired a level of building-science knowledge that puts Southland at the forefront of problem-solving for homeowners. With more than 30 years in operation, we have earned a reputation as a leader in our industry. Our Fifth Fuel Division focuses exclusively on existing homes.

Southland Insulators offers residential and commercial insulation services, attic air-sealing, and attic ventilation system installation.
10th year as a Best Pick
Best Pick Guaranteed Licensed Insured Workers' Comp
Comfenergy begins every interaction with a full evaluation of the home, including blower door testing and thermal imaging. This evaluation allows the homeowner to see the invisible causes of their discomfort and high energy bills. We provide solutions, not just insulation.

Comfenergy installs all types of insulation, including cellulose, fiberglass, spray foam, and foam board in crawl spaces, attics, floors, and walls.
5th year as a Best Pick
Best Pick Guaranteed Licensed Insured Workers' Comp
We believe that a successful project begins with science and ends with service, at an affordable price. We offer a variety of proven thermal envelope packages and remediation services installed by our professional team to meet green home building standards and to ensure your home is a stable, comfortable, and healthy environment.
1st year as a Best Pick
Best Pick Guaranteed Licensed Insured Workers' Comp
We're committed to 'Protecting the health of your home.' With 30+ years of expertise, our family-owned business provides top-quality, energy-efficient solutions for roofing, windows, siding, and more. Every project is completed by factory-trained pros who maintain the highest standards of workmanship and customer satisfaction.

About Virginia Insulation Companies

Insulation is the best way to keep the heat in or out of your home, simultaneously saving you money on utility bills and making you an environmentally conscious homeowner. But how do you know if your home’s insulation is up to snuff? An insulation contractor can check out your current insulation situation and offer tips and services for updating that pink stuff in your attic. These days many insulation companies employ high-tech methods to “see” past the walls and into the home’s structure. Using these tools, insulation contractors can determine if there is enough insulating material within the home, without having to cut and damage the drywall.

What if you’re building a home and want to start off on the right insulation path? Not to worry. Insulation installation services for new construction are also available to Northern Virginia residents. Insulation contractors know the latest technological developments in the industry—like recycled, “green” insulation, open- and closed-cell foams, and flame-retardant insulation—and can help any homeowner make the best insulation decision possible.

EBSCO Research, after conducting thousand of homeowner interviews, has determined the Best Pick™ Insulation companies for the Northern Virginia area.

Northern Virginia Service Areas

Best Pick Reports serves the Northern Virginia region across several counties including Fairfax County, Loudoun County, Prince William County, and Arlington County. Best Pick contractors serve many localities within this region including Alexandria, Centerville, Chantilly, Falls Church, Gainesville, Herndon, and Leesburg. To find the best listings for your home, enter your ZIP code in the prompt above the company listings.

Northern Virginia Service Map