Olmsted Brothers Insulation
About
Olmsted Brothers Insulation serves Central Illinois and West Central Indiana from their Charleston base, specializing in cellulose and foam insulation installation for both residential and commercial properties. The business holds a 4.8-star rating from 42 customer reviews and has operated for over 25 years. The company is a certified dealer of Nu-Wool Premium Cellulose Insulation and Nu-Seal Open and Closed Cell Foam Insulation products. Beyond standard installation, Olmsted Brothers offers duct leakage testing and crawl space insulation and barrier work. They operate as a registered ally for Ameren Illinois energy efficiency programs, an income-qualifying initiative that covers insulation for entire homes including furnaces and air conditioning systems. Customer feedback highlights responsiveness and attention to detail. One client noted the crew arrived early, completed work faster than expected, and maintained accuracy with the initial estimate. Another appreciated the company's quick callback and willingness to work around their schedule. A third mentioned satisfaction with reliability, reasonable pricing, and plans for future crawl space projects. A fourth praised the crew's professionalism, punctuality, and care in protecting floors, lights, and doors during foam application. The business operates Monday through Friday, 7:00 AM to 4:00 PM, and can be reached at 217-348-7931. Contact options include email addresses for both Kyle and Kevin, as well as fax service.
This summary is compiled from the business's own published information and public sources such as its Google Business Profile. Ratings and review counts come from Google. CrawlSpaceFinder has not independently verified this company's licensing, insurance, certifications, awards, or warranty terms — check credentials yourself before hiring.
Services
Request a Quote from Olmsted Brothers Insulation
No cost and no obligation to you. We pass your request on to crawlspace contractors in your area — pricing, inspection fees, and availability are set by each contractor.
Is this your business? Claim your free listing or upgrade to Featured.
More Crawlspace Contractors in Illinois
- Perma-Seal Basement SystemsBurr Ridge
Contact
Location
654 Castle Dr, Charleston, IL 61920
Serves: Illinois
Helpful Guides
- Encapsulation Cost Guide
2026 pricing by service type and region
- Hiring Checklist
8 questions to ask before signing a contract
- Services Explained
Encapsulation, waterproofing, drainage, and more