Ausgrid delivers a safe and reliable electricity supply to more than 1.7 million homes and businesses across Australia. The business and its predecessors have been supplying electricity since 1904. It is an industry leader in distributing electricity and providing energy service.It operates, maintains and builds grid powering Sydney - the nation's largest economy - and its diverse customer base ranges from small businesses, rural customers and large national and global corporations. The grid supplies industries such as mining, manufacturing, oil refining, shipping, engineering, tourism and agriculture.