Profile: Greenville Products Group, Inc. provides steel fabrication services. We produce fiberglass, fiberglass enclosures, equipment rooms, liners, ducts, fiberglass gutters, downspouts, fiberglass cornice and building claddings. Our steel products include steel handrails, fancy handrails, steel stairs, hoods and structural steel. We offer shearing, brake forming, plasma cutting, flame cutting, welding and punching services.