Electrical & Engineering Solutions. Gavtech Pty Ltd is a family owned business operating since 2010, providing electrical and engineering solutions throughout NSW. We are a dedicated and experienced team who pride ourselves on being personable, professional and dependable. We provide a wide range of technical and trade electrical services which include project management, project consulting, electrical engineering, risk assessments, quality assurance, test and tag, AutoCAD drafting and control systems design. Our specialty lies in providing engineering based project works in construction, food and beverage, manufacturing, building materials and packaging plants. You can depend on us when you're powered by Gavtech.