Commercial. Industrial. Residential.

D.H. Mayou Roofing & Supply Co Inc. has been a local roofing company in Ottawa, IL since 1940. We believe in excellent service, offering commercial, industrial, and residential roofing installation and repair. We began as a family owned business over 80 years ago and look forward to continuing to serve Ottawa and the surrounding areas. Please contact us for all of your roofing needs, whether it be complete shingle roofs, shingle repair, modified roofs, or EPDM roofs