Latest update · June 13, 2026: Initial ranking published. 8 Johnson City-metro insulation contractors businesses evaluated, top 8 ranked by Vetted Score.
Insulation contractors play a vital role in enhancing energy efficiency and comfort in homes throughout Johnson City. With the right insulation, residents can significantly reduce energy costs and improve indoor air quality. Choosing a qualified contractor ensures that the job is done correctly, providing long-lasting benefits.
We evaluated eight insulation contractors in the Johnson City area based on customer ratings, review counts, and overall service quality. Each business was rigorously assessed to deliver honest and transparent insights, ensuring that no one pays for placement in our rankings.
8insulation contractors evaluated in Johnson City
4.69average rating across the field
109customer reviews analyzed
Cityvetted analysis of public Google review data, updated June 13, 2026.
To evaluate the best insulation contractors in Johnson City, we analyzed numerous factors, including customer reviews, ratings, and the volume of feedback received. Our aim was to highlight businesses that consistently deliver quality service and maintain a solid reputation within the community.
This ranking is updated monthly to reflect the most current data, ensuring that our recommendations remain relevant and trustworthy. No business has paid for their placement in this list, allowing for an unbiased overview of the top insulation contractors.
The Vetted Score: six weighted factors
Customer sentiment25%
Rating quality20%
Review volume & velocity20%
Website trust signals15%
Service breadth10%
Business longevity10%
Sentiment is measured by AI analysis of review text, recency-weighted, with verified-pattern checks to discount suspicious review bursts.
With a stellar rating of 4.8 from 44 reviews, Energy Savers Spray Foam Insulation is highly praised for its efficient service and knowledgeable staff. Customers appreciate their attention to detail and commitment to quality work, making them a top choice for insulation needs. However, their prices may be on the higher side compared to some competitors.
Tri-Cities Insulation, LLC boasts a perfect rating of 5 from 11 reviews, showcasing their dedication to customer service and quality installations. Reviewers highlight their professionalism and reasonable pricing, making them an excellent value choice for insulation projects. However, their limited review count may make some potential customers hesitant. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is affordable insulation solutions. It serves Johnson City and nearby regions, with $0.90 to $2.50 per square foot pricing, and the honest trade-offs are thin review base and limited service area.
Perma R Products Inc holds a strong rating of 4.8 from 12 reviews, often praised for their reliable service and knowledgeable staff. Customers appreciate their expertise in insulation solutions, particularly for unique projects. However, with a smaller review base, their reputation is still promising but unproven. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is specialty insulation projects. It serves Johnson City area, with $1.00 to $2.50 per square foot pricing, and the honest trade-offs are limited reviews and potentially higher costs.
Spray Foam Genie of Knoxville has a perfect rating of 5 from just 6 reviews, indicating a strong start in customer satisfaction. Reviewers commend their efficient service and knowledgeable staff, making them a great choice for spray foam insulation. However, the small number of reviews may not fully reflect their capabilities.
R B Webb Insulation Co earns a perfect rating of 5 from 4 reviews, showcasing their commitment to quality work. Customers appreciate their friendly staff and prompt service, making them a solid option for insulation needs. However, the limited number of reviews may raise questions about their overall experience. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is quick insulation jobs. It serves Johnson City and surrounding areas, with $1.00 to $2.00 per square foot pricing, and the honest trade-offs are thin review base and limited service offerings.
Pros
Friendly service
Prompt responses
Quality workmanship
Cons
Thin review base
Limited service offerings
Best forQuick insulation jobs
Service areaJohnson City and surrounding areas
Typical pricing$1.00 to $2.00 per square foot
6
Ellis Insulation
★★★★★5.0(2 reviews)
88Score
Ellis Insulation has a perfect rating of 5 from just 2 reviews, indicating early customer satisfaction. Reviewers praise their quick and efficient service, making them a promising choice for insulation projects. However, with only two reviews, their reliability is still unproven. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is fast insulation installations. It serves Johnson City area, with $1.00 to $2.00 per square foot pricing, and the honest trade-offs are very limited reviews and less established.
Johnson City Spray Foam has a perfect rating of 5 from 1 review, indicating potential for quality service. Customers highlight their prompt response and willingness to help, making them a newcomer worth considering. However, the single review raises concerns about their proven track record. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is new insulation projects. It serves Johnson City, with $1.50 to $3.00 per square foot pricing, and the honest trade-offs are only one review and unproven reliability.
31-W Insulation has a rating of 2.9 from 29 reviews, indicating mixed customer experiences. While some appreciate their affordability, others express concerns about service quality and reliability. This makes them a less favorable option compared to others in the area. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is budget-conscious customers. It serves Johnson City and nearby regions, with $0.50 to $1.50 per square foot pricing, and the honest trade-offs are mixed reviews and quality concerns.
How to choose an insulation contractor in Johnson City
Selecting the right insulation contractor can make a significant difference in your home's energy efficiency and comfort. Here are some key points to consider when making your choice.
Check Reviews
Look for contractors with a solid number of positive reviews. This indicates reliability and customer satisfaction.
Evaluate Experience
Consider contractors with extensive experience in insulation installation to ensure quality workmanship.
Get Multiple Quotes
Obtain quotes from several contractors to compare pricing and services offered.
Ask About Materials
Inquire about the types of insulation materials used and their energy efficiency ratings.
What it costs
What insulation costs in Johnson City
Insulation costs can vary based on the type of material used and the specifics of the installation. Here’s a general overview of what you might expect to pay.
Spray Foam Insulation$1.50 to $3.00 per square foot, providing excellent energy efficiency.
Fiberglass Insulation$0.50 to $2.00 per square foot, a popular choice for affordability.
Cellulose Insulation$0.90 to $2.50 per square foot, known for its eco-friendly properties.
Rigid Foam Board$1.00 to $3.00 per square foot, ideal for specific applications.
Frequently asked questions
How much does insulation cost in Johnson City?
Insulation costs typically range from $0.50 to $3.00 per square foot, depending on the material and type of installation.
What types of insulation are available?
Common types of insulation include spray foam, fiberglass, cellulose, and rigid foam board.
How often is this ranking updated?
We re-run the full analysis monthly with fresh review data. Last updated June 13, 2026.
Our verdict
For most Johnson City homes: Energy Savers Spray Foam Insulation
For homeowners seeking reliable insulation solutions in Johnson City, Energy Savers Spray Foam Insulation stands out as the Editor's Choice with its commitment to quality and customer satisfaction. Following closely are Tri-Cities Insulation, LLC, recognized for its value, and Perma R Products Inc, known for their specialty services. Together, these three businesses offer excellent options for insulation projects.
Cityvetted
