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Insulation Contractors · Ann Arbor, MI/Updated June 13, 2026

The 10 Best Insulation Contractors in Ann Arbor, MI

Choosing the right insulation contractor can prevent costly energy loss and uncomfortable living conditions in your home.

Editorially independent10 companies evaluated
cover story
★ Editor's ChoiceUSA Insulation of SE Michigan
96Score
Latest update · June 13, 2026: Initial ranking published. 10 Ann Arbor-metro insulation contractors businesses evaluated, top 10 ranked by Vetted Score.

In Ann Arbor, proper insulation is key to maintaining energy efficiency and comfort in your home. Poor insulation can lead to significant heat loss during the harsh Michigan winters, resulting in higher energy bills and a less comfortable living space.

To help you find the best insulation contractors in the area, we evaluated ten providers based on their customer ratings and reviews. The list reflects a range of options to suit various needs, although the market is still developing, with most providers having fewer than 50 reviews.

10insulation contractors evaluated in Ann Arbor
4.81average rating across the field
578customer reviews analyzed

Cityvetted analysis of public Google review data, updated June 13, 2026.

How much does insulation contractors cost in Ann Arbor? See the price breakdown →

Our top picks

At a glance · three categories
★ Editor's Choice
96Score

USA Insulation of SE Michigan

★★★★★4.8(317 reviews)

With a stellar rating of 4.8 from 317 reviews, USA Insulation of SE Michigan is a clear leader in the Ann Arbor insulation market.

Read full review
Best Value
95Score

Koala Insulation of Greater Ann Arbor and Brighton holds an impressive 5-star rating from 74 reviews.

Read full review
Most Reviewed
95Score

Thermal Building Solutions, LLC

★★★★★5.0(31 reviews)

Thermal Building Solutions, LLC also boasts a perfect 5-star rating, albeit from a smaller pool of 31 reviews.

Read full review

All 10, compared

Data as of June 13, 2026
BusinessVetted ScoreGoogle ratingReviewsBest for
1
96Score
4.8★★★★★
317Homeowners looking for reliable and professional insulation services
2
95Score
5.0★★★★★
74Budget-conscious homeowners seeking quality insulation
3
95Score
5.0★★★★★
31Homeowners focused on energy efficiency improvements
4
93Score
5.0★★★★★
27Homeowners interested in spray foam insulation solutions
5
93Score
5.0★★★★★
21Clients needing specialized spray foam insulation
6
92Score
4.7★★★★★
53Homeowners in need of reliable insulation services
7
89Score
4.9★★★★★
11Environmentally conscious homeowners
8
85Score
5.0★★★★★
5Clients focused on accuracy in insulation work
9
82Score
4.4★★★★★
12Homeowners looking for friendly, budget-friendly service
10
80Score
4.3★★★★★
27Clients interested in green building practices
Methodology

How we evaluated all 10 insulation contractors.

We assessed the insulation contractors in Ann Arbor by analyzing their customer ratings on platforms like Google and Yelp, focusing on both the number of reviews and the overall star ratings. Our goal was to identify reliable contractors that have demonstrated quality service through customer feedback.

No business pays for placement in our rankings. Our list is updated monthly to reflect the latest reviews and ratings, ensuring you have access to the most current information when selecting an insulation contractor.

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.

Full reviews

The rankings · in order
1
★ Editor's Choice

USA Insulation of SE Michigan

★★★★★4.8(317 reviews)
96Score

With a stellar rating of 4.8 from 317 reviews, USA Insulation of SE Michigan is a clear leader in the Ann Arbor insulation market. Customers appreciate their responsiveness and professionalism, making them ideal for homeowners seeking reliable insulation solutions. However, some reviews mention scheduling challenges during peak seasons. A review base that deep is hard to game, and the score barely moves across it, which is the clearest consistency signal we track. Most of what reviewers hire it for is homeowners looking for reliable and professional insulation services. It serves Ann Arbor and surrounding areas, with $1,000 to $3,000 pricing, and the honest trade-offs are possible scheduling delays and higher prices compared to some competitors.

Pros

  • High customer satisfaction
  • Experienced team
  • Wide range of insulation options

Cons

  • Possible scheduling delays
  • Higher prices compared to some competitors
Best forHomeowners looking for reliable and professional insulation services
Service areaAnn Arbor and surrounding areas
Typical pricing$1,000 to $3,000
2
Best Value

Koala Insulation of Greater Ann Arbor and Brighton

★★★★★5.0(74 reviews)
95Score

Koala Insulation of Greater Ann Arbor and Brighton holds an impressive 5-star rating from 74 reviews. Customers rave about their competitive pricing and quality work, making them a great option if you want value without sacrificing service. Some clients noted minor communication issues, but overall, feedback is overwhelmingly positive. The sample is modest but steady, with reviewers describing the same strengths instead of one-off praise. Most of what reviewers hire it for is budget-conscious homeowners seeking quality insulation. It serves Greater Ann Arbor and Brighton, with $800 to $2,500 pricing, and the honest trade-offs are occasional communication gaps and limited review base.

Pros

  • Excellent pricing
  • Quality workmanship
  • Friendly staff

Cons

  • Occasional communication gaps
  • Limited review base
Best forBudget-conscious homeowners seeking quality insulation
Service areaGreater Ann Arbor and Brighton
Typical pricing$800 to $2,500
3
Most Reviewed

Thermal Building Solutions, LLC

★★★★★5.0(31 reviews)
95Score

Thermal Building Solutions, LLC also boasts a perfect 5-star rating, albeit from a smaller pool of 31 reviews. Customers highlight their thorough assessments and effective insulation solutions, making them a smart choice for energy efficiency upgrades. However, the limited number of reviews means their reputation is still building. The sample is modest but steady, with reviewers describing the same strengths instead of one-off praise. Most of what reviewers hire it for is homeowners focused on energy efficiency improvements. It serves Ann Arbor and nearby areas, with $900 to $2,800 pricing, and the honest trade-offs are smaller review base and limited service offerings.

Pros

  • Thorough assessments
  • Effective energy solutions
  • Customer-focused

Cons

  • Smaller review base
  • Limited service offerings
Best forHomeowners focused on energy efficiency improvements
Service areaAnn Arbor and nearby areas
Typical pricing$900 to $2,800
4

Michigan Spray Foam Insulation

★★★★★5.0(27 reviews)
93Score

Michigan Spray Foam Insulation has a solid rating of 5 stars from 27 reviews. Clients appreciate their expertise in spray foam insulation, which offers superior energy efficiency. However, some customers have mentioned higher costs compared to traditional insulation methods, which might not suit all budgets. 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 homeowners interested in spray foam insulation solutions. It serves Ann Arbor and surrounding areas, with $1,200 to $3,200 pricing, and the honest trade-offs are higher costs and fewer service options.

Pros

  • Expertise in spray foam
  • Improves energy efficiency
  • Quick installation

Cons

  • Higher costs
  • Fewer service options
Best forHomeowners interested in spray foam insulation solutions
Service areaAnn Arbor and surrounding areas
Typical pricing$1,200 to $3,200
5

Michigan Spray Foam Insulation Contractors

★★★★★5.0(21 reviews)
93Score

With a rating of 5 stars from 21 reviews, Michigan Spray Foam Insulation Contractors offers specialized services in spray foam insulation. Customers commend their knowledge and efficiency. Still, with a smaller review count, potential clients may want to consider this when making a decision. 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 clients needing specialized spray foam insulation. It serves Ann Arbor area, with $1,100 to $3,000 pricing, and the honest trade-offs are limited reviews and potentially higher pricing.

Pros

  • Specialized in spray foam
  • Knowledgeable staff
  • Efficient service

Cons

  • Limited reviews
  • Potentially higher pricing
Best forClients needing specialized spray foam insulation
Service areaAnn Arbor area
Typical pricing$1,100 to $3,000
6

Koala Insulation of Ann Arbor and East Lansing

★★★★★4.7(53 reviews)
92Score

Koala Insulation of Ann Arbor and East Lansing has a strong rating of 4.7 based on 53 reviews. Customers praise their professionalism and the quality of their work. However, some have reported inconsistent follow-up after initial consultations, which could be a drawback for some homeowners. The sample is modest but steady, with reviewers describing the same strengths instead of one-off praise. Most of what reviewers hire it for is homeowners in need of reliable insulation services. It serves Ann Arbor and East Lansing, with $900 to $2,700 pricing, and the honest trade-offs are inconsistent follow-up and moderate pricing.

Pros

  • Professional staff
  • Quality work
  • Positive customer feedback

Cons

  • Inconsistent follow-up
  • Moderate pricing
Best forHomeowners in need of reliable insulation services
Service areaAnn Arbor and East Lansing
Typical pricing$900 to $2,700
7

Ecotelligent Homes

★★★★★4.9(11 reviews)
89Score

Ecotelligent Homes holds a commendable rating of 4.9 from just 11 reviews. Customers appreciate their eco-friendly approach and detailed consultations. The downside is the small review base, which means you may want more information before making a choice. 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 environmentally conscious homeowners. It serves Ann Arbor area, with $1,000 to $2,500 pricing, and the honest trade-offs are small review base and limited service offerings.

Pros

  • Eco-friendly options
  • Detailed consultations
  • Positive initial feedback

Cons

  • Small review base
  • Limited service offerings
Best forEnvironmentally conscious homeowners
Service areaAnn Arbor area
Typical pricing$1,000 to $2,500
8

Accurate Insulation

★★★★★5.0(5 reviews)
85Score

Accurate Insulation has a perfect 5-star rating from 5 reviews. Customers praise their precision and professionalism, but the limited number of reviews raises some questions about their long-term reliability and service scope. If you value precision, this company may be a good fit. 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 clients focused on accuracy in insulation work. It serves Ann Arbor, with $800 to $2,200 pricing, and the honest trade-offs are very limited reviews and unproven long-term service.

Pros

  • Precision work
  • Professional staff
  • Positive reviews

Cons

  • Very limited reviews
  • Unproven long-term service
Best forClients focused on accuracy in insulation work
Service areaAnn Arbor
Typical pricing$800 to $2,200
9

Spink Insulation

★★★★★4.4(12 reviews)
82Score

Spink Insulation has a rating of 4.4 from 12 reviews. Customers appreciate their friendly service and fair pricing. However, the lower rating and small review count suggest that you may want to weigh options carefully before choosing them for your insulation needs. 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 homeowners looking for friendly, budget-friendly service. It serves Ann Arbor area, with $700 to $1,800 pricing, and the honest trade-offs are lower rating and small review base.

Pros

  • Friendly service
  • Fair pricing
  • Positive interactions

Cons

  • Lower rating
  • Small review base
Best forHomeowners looking for friendly, budget-friendly service
Service areaAnn Arbor area
Typical pricing$700 to $1,800
10

Ms. Green Construction

★★★★★4.3(27 reviews)
80Score

Ms. Green Construction has a rating of 4.3 from 27 reviews. Customers mention their dedication and eco-friendly materials. However, the rating suggests room for improvement, and the mixed reviews indicate a need for caution when considering them for insulation projects. 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 clients interested in green building practices. It serves Ann Arbor and surrounding areas, with $800 to $2,500 pricing, and the honest trade-offs are mixed reviews and lower rating than competitors.

Pros

  • Eco-friendly materials
  • Dedicated staff
  • Variety of services

Cons

  • Mixed reviews
  • Lower rating than competitors
Best forClients interested in green building practices
Service areaAnn Arbor and surrounding areas
Typical pricing$800 to $2,500
Before you book

How to choose an insulation contractor in Ann Arbor

Selecting an insulation contractor requires careful consideration to avoid common pitfalls. Here are three key factors to guide your decision-making process.

Check Experience and Specialization

Look for contractors with a proven track record in insulation. Experienced providers are more likely to handle potential issues effectively.

Review Customer Feedback

Pay attention to detailed reviews, especially those mentioning specific projects. This insight helps gauge the contractor's reliability and quality of work.

Get Multiple Estimates

Collect estimates from several contractors to compare prices and services. This will help you make an informed choice based on your budget and needs.

What it costs

What insulation contractors cost in Ann Arbor

The cost of insulation services can vary widely based on the type of insulation, the size of the project, and the contractor's experience. Here are typical pricing tiers you can expect in Ann Arbor.

Basic Insulation (e.g. fiberglass batts)$1,000 to $2,500 for standard home insulation projects.
Spray Foam Insulation$2,000 to $5,000 depending on the area and complexity of installation.
Blown-In Insulation$1,500 to $4,000 based on square footage and material used.
Full Home Energy Audit$300 to $800, often recommended before insulation work to identify specific needs.

Frequently asked questions

How much does insulation installation cost in Ann Arbor?

Costs typically range from $1,500 to $3,500 depending on the size of the home and the type of insulation used.

What factors influence insulation costs?

Factors include the type of insulation material, the area being insulated, and the complexity of the installation process.

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 Ann Arbor homes: <strong>USA Insulation of SE Michigan</strong>

Call USA Insulation of SE Michigan first for its proven track record with 4.8 stars on 317 reviews. If you prioritize a perfect rating and personalized service, Koala Insulation of Greater Ann Arbor and Brighton is your best bet. For specialized projects with a smaller scope, consider Thermal Building Solutions, LLC, which shines in customer satisfaction despite its smaller review base.