Welcome to Western States Construction
A Trusted Roofing Contractor & So Much More
Western States Construction is a full-service residential and commercial general contracting company. Founded in 1991 by Randy Halsne, our company survives and thrives because of a commitment to quality work and customer satisfaction, its friendly and skilled staff, and the use of premium materials. Whether you are seeking a roofing contractor, window or siding installer, or expert craftsmanship for some other type of project, call us.

What We Do
Western States Construction serves residential and commercial customers in Will, Cook, Kankakee, DuPage and Grundy counties in Illinois. Whether you need window replacement for a small bungalow or a TPO roof for an enormous warehouse, we are the company to call. Our services include:
- Residential roofing repair and replacement. We are a preferred contractor for Owens Corning, a premium brand whose high-performance shingles are long-lasting, with long warranties.
- Residential window replacement. Improve your home’s look and interior comfort with state-of-the art, energy-efficient new windows.
- Residential siding installation. Get weather-, pest- and corrosion-resistant siding that will protect your home for decades.
We offer commercial roofing replacement and building upgrades as well.
We Stand Behind Our Work
Our finished projects reflect our personal standards and values, and we stand behind each job. Our consultants will give you sound advice and a competitive proposal for the work you want done. Additionally, Western States Construction:
- Negotiates with insurance companies to help you receive the maximum allowed claim benefit.
- Maintains an Illinois Unlimited Roofing License.
- Abides by all relevant village, county, city and state regulations to ensure that the work we perform is up to code.
- Adheres to manufacturers’ recommendations and product warranty standards.
- Delivers warranties for our craftsmanship.
- Has earned an A+ rating from the Better Business Bureau.
Contact Us Today to Request a Quote
For a roofing contractor, siding specialist or window installer, call Western States Construction at (815) 740-2886 or fill out the online form. We have solutions for your problems!