Since our inception in 1990, DuPree Construction Company has been committed to the highest standards of ethical business practice, quality and safety. DuPree Construction Company is licensed, bonded and insured. We are registered in the counties and communities that require it. All employees meet the City of Joliet vinyl siding installation ordinance requirements. Our employees are highly skilled union professionals, who undergo continuing education to better serve you. We are a 5-star Certainteed® Contractor/Remodeler and Certified Royal Gold Crown Installer. DuPree Construction Company is an EPA certified Lead-Safe Firm with Certified Lead-Safe Installers—crucial if your home was built before 1978. Also on staff, we have a BPI (Building Professional Institute) Weatherization Analyst, Building Analyst Professional, Envelope Professional, and Weatherization Professional. Ask how our expertise can help you save money on your heating and cooling bills!