Founded by Ralph Mastracci in 1957, Bosco Roofing is a third-generation, family-owned company with humble beginnings. Through a commitment to family and the community, Bosco Roofing has maintained continuous growth in and around the Niagara Region for over 60 years. Originally a residential roofing company, Bosco Roofing has evolved into a full service residential, commercial, and industrial roofing contractor.