Electrician. Sid Grabell Contracting (SGC) is an electrical contracting company located in Port Robinson, ON. With over 20 employees we service the Niagara region taking on projects for design, construction & renovation, and maintenance to do with services such as; Automation, Electrical Engineering, Fire Alarm Systems, High Voltage, Hydro Excavation, IR Scanning & Inspection, Lighting Retrofits, Programming Logic Controls (PLC), and Security & Surveillance Systems.