McMahon Services

About Us

McMahon Services is a family-owned restoration, mitigation, and reconstruction company proudly serving Northern Illinois and Southern Wisconsin since 1954. For more than 70 years, we have helped homeowners, business owners, property managers, community associations, municipalities, schools, healthcare facilities, and insurance professionals recover from property damage and unexpected disasters. We specialize in 24/7 emergency response for water damage restoration, fire and smoke damage cleanup, mold remediation, storm damage recovery, biohazard cleanup, roofing, siding, and complete reconstruction services. Whether responding to a flooded basement, burst pipe, sewage backup, commercial water loss, apartment building disaster, fire-damaged property, mold contamination, or severe storm damage, our experienced team is equipped to handle projects of all sizes. Using advanced moisture detection technology, commercial-grade drying equipment, dehumidification systems, and industry-leading restoration methods, we work quickly to minimize damage and restore properties safely and efficiently. Our services include emergency water extraction, structural drying, moisture mapping, contents cleaning, smoke and soot removal, odor elimination, board-up services, roof tarping, mold containment and remediation, debris removal, demolition, roofing and siding repairs, and complete reconstruction from mitigation through final repairs. Unlike many restoration companies, McMahon Services can manage the entire recovery process under one roof, providing clients with a seamless experience