At Tobco we are proud of our accreditation’s. Not only do these certificates ensure we remain a safe and high quality employer and engineering firm, but they give us access to up-to-date information and trading practices that make Australian High Voltage a sustainable and environmentally friendly business. We are an ASP level 1 contractor #3825 accredited by the NSW Government, Endeavour Energy, Ausgrid and Essential Energy and have proudly achieved ISO accreditation through Bureau Veritas.