The Best Insulation Contractors in Leesburg, VA

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

#1

Koala Insulation of Loudoun

4.9
(100 reviews)
Verified

A highly-rated, modern insulation company known for its eco-friendly approach and extensive service list. They emphasize education and helping homeowners choose the right solution for energy efficiency and comfort. Their service area is centered on Loudoun County, making them a prime local choice for Leesburg.

21737 Beaumeade Cir, Ashburn, VA 20147 (Serves Leesburg directly)

Specialties & Features

Spray foam insulation
Blown-in insulation
Insulation removal and replacement

Business Information

Years in Business:5 years
Licensed:Yes
Insured:Yes
#2

Attic Solutions LLC

4.8
(200 reviews)
Verified

A well-established contractor with a strong focus on attic services, including insulation, ventilation, and air sealing. They are frequently recommended for energy efficiency upgrades and have extensive positive reviews highlighting their professionalism and knowledge of local building needs.

Serves Northern VA, including Leesburg (Primary office in Chantilly, VA area)

Specialties & Features

Attic insulation installation and upgrade
Air sealing services
Insulation removal and replacement

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Summit Insulation

4.7
(80 reviews)
Verified

A specialized insulation contractor serving the Northern Virginia area with a focus on both residential and commercial projects. They are recognized for their expertise in spray foam applications and their ability to handle complex projects, including basement and crawl space insulation.

Serves all of Northern VA, including Leesburg (Based in the region)

Specialties & Features

Spray foam insulation
Basement and crawl space insulation
Wall insulation services

Business Information

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

Why These Are the Top Insulation Contractors in Leesburg

** The insulation market in Leesburg, Virginia, is robust and competitive, characterized by a high demand for energy efficiency upgrades. This demand is driven by the city's mix of historic homes, which often lack modern insulation, and newer constructions where homeowners seek to maximize energy savings. The market features a blend of long-standing local specialists and newer, eco-focused companies. The average quality of service is high, as contractors must compete in an affluent and knowledgeable market. Homeowners in Leesburg typically have access to energy audits and are aware of potential rebates from local utilities like Dominion Energy, which contractors are generally well-versed in navigating. Typical pricing is moderate to high, reflecting the cost of living in Northern Virginia and the expertise of the service providers. For example, attic blown-in insulation can range from $1,500 to $3,500, while a full spray foam application can be a significant investment from $5,000 to $15,000+, depending on the scope and square footage. The competition ensures that multiple quotes are readily available, and reputable companies differentiate themselves through certifications (like BPI) and demonstrated expertise in air sealing and comprehensive home performance.

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 Leesburg regulations and climate

Frequently Asked Questions About Insulation in Leesburg

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

1What is the best type of insulation for my Leesburg home given our local climate?

For Leesburg's humid summers and cold winters, spray foam and blown-in cellulose are top choices. Spray foam provides an excellent air seal, crucial for managing humidity and preventing mold, while dense-packed cellulose is highly effective in our older homes. The best type depends on your home's age, construction, and specific areas needing insulation, such as attics or crawl spaces.

2How much does attic insulation typically cost in Leesburg, and are there any local rebates?

For a standard 1,500 sq ft attic, adding blown-in cellulose ranges from $1,500 to $2,500, while spray foam can be $3,500+. Costs vary based on material and existing conditions. Homeowners should check for rebates from Dominion Energy Virginia and federal tax credits for energy efficiency, which can significantly offset the investment.

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

Fall and spring are ideal, as moderate temperatures allow for proper installation and material curing. However, insulation can be installed year-round. Scheduling in these off-peak seasons often provides better availability from local contractors. It's wise to complete the work before the peak of summer heat or winter cold for immediate comfort and energy savings.

4What should I look for when choosing an insulation contractor in Loudoun County?

Always verify the contractor is licensed by the Virginia Department of Professional and Occupational Regulation (DPOR). Choose a local Leesburg-area company with strong knowledge of our older home stock and local building codes. Request proof of insurance, check reviews on local platforms, and ensure they perform a thorough energy audit or assessment before providing a quote.

5My older Leesburg home feels drafty. Will adding insulation alone solve my comfort issues?

Not always. In historic Leesburg homes, air sealing is often the critical first step, as gaps and cracks let in humid summer air and cold winter drafts. A professional assessment should target air leaks around windows, doors, and penetrations first, then add insulation. This comprehensive approach is essential for managing energy bills and comfort in our climate.