The Best Insulation Contractors in Highwood, IL

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

#1

Greencat LLC

4.8
(180 reviews)
Verified

A highly specialized and well-regarded company focusing on high-performance building envelope solutions. They are experts in spray foam and cellulose insulation, with a strong emphasis on comprehensive air sealing and energy efficiency. They are known for their technical expertise, attention to detail, and ability to handle complex projects, including historic homes which are common in the area.

314 Sheridan Rd, Highwood, IL 60040

Specialties & Features

Spray foam insulation
Air sealing
Energy efficiency audits

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Safe Harbor Insulation

4.7
(120 reviews)
Verified

A leading Chicagoland insulation contractor known for a wide range of services and strong customer satisfaction. They serve the entire North Shore, including Highwood, and are recognized for their professionalism and knowledge of local utility rebates (like those from ComEd and Nicor Gas). They offer free estimates and energy audits.

(Serves Highwood, primary location in nearby area) 1816 Johns Dr, Glenview, IL 60025

Specialties & Features

Attic insulation installation and upgrade
Blown-in insulation
Insulation removal and replacement

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#3

Koala Insulation of Lake County

4.9
(90 reviews)
Verified

Part of a national brand with a strong local franchise presence, Koala Insulation is known for its customer service and comprehensive residential and commercial services. They specialize in using recycled and sustainable materials like blown-in cellulose and fiberglass. They offer free inspections and are proficient in basement, crawl space, and wall insulation.

(Serves Highwood, primary location in nearby area) 25877 N Bradley Rd, Libertyville, IL 60048

Specialties & Features

Blown-in cellulose insulation
Basement and crawl space insulation
Insulation removal

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Highwood

** The insulation market in Highwood and the surrounding North Shore suburbs is characterized by high-quality, specialized contractors catering to an older housing stock, including many historic homes, and a clientele with a strong interest in energy efficiency and comfort. The competition is strong but not saturated, favoring established companies with proven expertise over low-cost, general handymen. Typical pricing is at a premium compared to national averages, reflecting the high cost of living, stringent local building codes, and the technical skill required. Homeowners can expect to pay **$1.50 - $2.50 per board foot for blown-in attic insulation**, while **spray foam projects** are more significant investments, often ranging from **$3,500 to $8,000+** for a typical attic, depending on R-value and complexity. The market is also heavily influenced by utility rebate programs from ComEd and Nicor Gas, and the most reputable providers are typically certified to perform the required energy audits to qualify for these incentives.

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 Highwood regulations and climate

Frequently Asked Questions About Insulation in Highwood

Get answers to common questions about insulation services in Highwood, Illinois.

1What is the most cost-effective type of insulation for my older Highwood home, considering our local climate?

For Highwood's climate with cold winters and humid summers, blown-in cellulose or fiberglass in attics and walls is often the most cost-effective. It provides excellent thermal performance and air sealing for older homes with irregular framing. The initial investment is recouped through significant savings on heating bills during our Illinois winters and improved cooling efficiency in summer.

2When is the best time of year to schedule insulation work in Highwood, IL?

The ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather, which is crucial for proper installation and material performance. Scheduling during these shoulder seasons also avoids the peak summer heat and the busy pre-winter rush, potentially leading to better availability and scheduling flexibility with local contractors.

3Are there any local Highwood or Illinois regulations or rebates I should know about before insulating my home?

Yes, Highwood homeowners should check for ComEd and Nicor Gas energy efficiency rebates, which often provide direct incentives for adding insulation. While there is no specific village code for residential insulation, all work must comply with the 2018 International Residential Code (IRC) adopted by Illinois, which sets minimum R-value requirements for our climate zone (Zone 5). A reputable local installer will handle all necessary permits.

4How do I choose a reliable insulation contractor in the North Shore area?

Look for licensed, insured contractors with specific experience in the Chicago/Highwood area. Verify they perform a thorough energy audit or assessment before quoting. Check for local references and reviews, and ensure they are familiar with the common challenges of our regional housing stock, such as balloon framing in historic homes or managing attic ventilation to prevent winter ice dams, which are a common issue here.

5My house feels drafty in winter. Should I add more insulation or focus on air sealing first?

For most Highwood homes, especially those built before 1980, air sealing is the critical first step. Adding insulation on top of significant air leaks is less effective and can trap moisture, leading to mold. A professional assessment will target leaks around windows, doors, and attic penetrations. Proper air sealing, followed by adding insulation to recommended Illinois Zone 5 R-values (e.g., R-49 to R-60 for attics), provides the best comfort and energy savings.