Family owned and operated since 1960, Korellis Roofing is a second-generation business that has grown into one of the largest professional roofing companies in Northwest Indiana and the Chicagoland area with a reputation for quality workmanship.  Korellis Roofing provides all professional roofing services for the commercial, industrial, municipal, and residential markets. These services include: roof replacement, new construction, repair, and maintenance to full-service roof management. Korellis Roofing also fabricates and customizes most architectural metals in their computerized state-of-the-art sheet metal shop.