Compare the highest-rated insulation professionals in Great Lakes, Illinois. All contractors are licensed, insured, and verified through our rigorous screening process.
A well-established, regional company with a strong focus on comprehensive home energy solutions. They are a full-service provider, offering everything from energy audits to the installation of all insulation types. Their strength lies in their professional crew, wide service area, and ability to handle both residential and commercial projects.
A highly-rated local contractor known for personalized service and expertise in advanced insulation techniques. They receive consistent praise for their attention to detail, cleanliness on job sites, and knowledge of local building codes and utility rebates. They are a prime choice for complex projects like crawl space and basement encapsulation.
Part of a national brand with a strong local franchise, Koala specializes in eco-friendly and recycled insulation materials. They focus heavily on air sealing and improving home energy efficiency. Their business model is built around providing free evaluations and educating homeowners on the best solutions for their specific needs and budget.
** The insulation market in the Great Lakes, IL area and the broader Lake County region is moderately competitive and characterized by high-quality service providers. Due to the region's harsh winters and humid summers, there is a consistent demand for energy-efficient home upgrades. The average quality of contractors is high, with an emphasis on professional certifications (like BPI - Building Performance Institute) and knowledge of local utility rebates from providers like ComEd and Nicor Gas. Competition is strong enough to keep pricing fair but not so saturated that quality is compromised. Homeowners can expect a wide range of services, with a particular focus on attic insulation and air sealing as the first line of defense against energy loss. Typical pricing varies significantly based on the project; a basic attic blown-in cellulose job might start in the $1,500 - $3,000 range, while a full-home spray foam application or complex crawl space encapsulation can range from $8,000 to $20,000+. Most reputable companies offer free, detailed estimates.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Great Lakes regulations and climate
Get answers to common questions about insulation services in Great Lakes, Illinois.
For our cold winters and humid summers, a combination approach is often best. We typically recommend air-sealing plus high-performance materials like spray foam in attics and basements to prevent ice dams and moisture issues, and dense-pack cellulose or fiberglass batts in walls. The goal is to create a continuous thermal barrier that manages both temperature and the significant humidity we experience near Lake Michigan.
Costs vary based on home size, material, and scope, but for a standard attic project in Great Lakes, homeowners can expect a range of $1,500 to $4,500. Regional material and labor costs influence pricing, and older homes common in the area often require more prep work like air-sealing. We strongly recommend getting itemized quotes from local providers that detail the R-value, square footage, and labor to ensure you're comparing equivalent services.
The ideal times are late spring (May-June) and early fall (September-October). These periods offer mild temperatures, allowing for proper installation of most materials and making attic work more tolerable. Scheduling during these shoulder seasons also ensures your home is prepared before the extreme cold of a Great Lakes winter sets in, which is critical for energy efficiency and comfort.
Yes, Illinois homeowners should explore two key programs. First, check with your local utility (like ComEd or Nicor Gas) for direct rebates on insulation and air-sealing. Second, the state-sponsored "Illinois Home Performance with ENERGY STAR" program offers incentives for comprehensive upgrades that improve efficiency. A qualified local contractor will be familiar with these programs and can help you with the application process.
Prioritize local experience, proper licensing, and insurance. A contractor familiar with Great Lakes and North Shore homes will understand common issues like vintage construction, lake-effect moisture, and local building codes. Always verify they perform a pre-installation energy audit or assessment, provide a detailed written contract, and ask for references from projects in nearby communities like North Chicago or Gurnee.