| 7-Eleven Stores Pty Ltd |
| AAPT / PowerTel |
| AARNet Pty Ltd |
| Acciona Energy |
| AGL Energy Ltd |
| Airport Motorway Limited |
| APA Group |
| Ausgrid |
| Austar Coal Mine |
| Austral Bricks Company Pty Ltd |
| Australian Terminals Operations Management (ATOM) |
| Ballina Shire Council |
| Barangaroo Delivery Authority |
| Bega Valley Shire Council |
| Bomen Solar Farm Pty Ltd |
| BP Australia Pty Ltd |
| Brookfield Energy Australia |
| Burwood Council |
| Byron Shire Council |
| Caltex Australia Petroleum Pty Ltd |
| Campbelltown City Council |
| Canberra Airport Pty Ltd |
| Canberra Metro Operations |
| Canterbury-Bankstown Council |
| Cargill Australia Limited |
| CDC Data Centres |
| Cement Australia Pty Ltd |
| Centennial Coal Company Limited |
| Central Coast Council |
| Cessnock City Council |
| City of Canada Bay |
| City of Ryde Council |
| City of Sydney Council |
| Cobar Shire Council |
| Cowra Shire Council |
| Cullerin Range Pty Ltd |
| Daracon Engineering Pty Ltd |
| Department of Finance |
| Dept Of Defence (DHFCS) |
| Directlink Joint Venture |
| Dubbo Regional Council |
| Earthpower |
| Elgas Ltd |
| Endeavour Energy |
| EnergyAustralia Tallawarra |
| Essential Energy |
| Evoenergy/Icon Water ACT |
| Federation Council |
| FiberSense Pty Limited |
| Flow Systems Pty Ltd |
| Freyssinet Australia Pty Ltd |
| Georges River Council |
| Goulburn Mulwaree Council |
| Greenland (Sydney) George Street Development Pty Ltd |
| Griffith City Council |
| Gullen Range Wind Farm |
| Gunnedah Shire Council |
| Hardware & General Supplies |
| Hawaiki Submarine Cable Australia Pty Ltd |
| Hawkesbury City Council |
| Hunter Water Corporation |
| Hunters Hill Council |
| Inner West Council |
| Inverell Shire Council |
| Jemena Ltd |
| Kempsey Shire Council |
| Ku-ring-gai Council |
| Lane Cove Tunnel-MRE Pty Limited |
| LBNCo Pty Ltd |
| Lend Lease Communities |
| Lismore City Council |
| Liverpool City Council |
| Local Government Association of NSW |
| Luminet Pty Ltd |
| Macquarie Telecom |
| Metro Trains Sydney Pty Ltd |
| Midcoast Water |
| Moree Plains Shire Council |
| Mt Owen Pty Limited |
| Murray River Organics |
| NBN Co |
| Newcastle Coal Infrastructure Group |
| Nextgen |
| North Sydney Council |
| Northern Beaches Council |
| Opticomm Co Pty Ltd |
| Optus and/or Uecomm |
| Orica Australia Pty Ltd |
| Our Lady of Lebanon College |
| Penrith City Council |
| PIPE Networks, Nsw |
| Praeco Pty Ltd |
| RailCorp |
| Randwick Council |
| Richmond Valley Council |
| Riverina Water County Council |
| Rous Water |
| Sapphire Wind Farm 1 |
| Shoalhaven Water |
| Singleton Council |
| Solo Water Pty Ltd |
| South32 – Illawarra Metallurgical Coal |
| Springvale Mt Piper Power Station Water Treatment Facility |
| Star Electrical Co Pty Ltd |
| Star Track Express Pty Ltd |
| Strathfield Council |
| Superloop (Australia) Pty Ltd |
| Sutherland Shire Council |
| Sydney Desalination Plant Pty Limited |
| Sydney Metro |
| Sydney Olympic Park Authority |
| Sydney Water |
| Telstra |
| Terradex, Inc. |
| The Hills Grammar School |
| The Hills Motorway Limited |
| The Hills Shire Council |
| The Kloster Group |
| The Owners - SP 57328 |
| Transact Communications |
| TransGrid |
| Transport Canberra and City Services |
| Transport for New South Wales-Parramatta Light Rail |
| Transport for NSW-Roads and Maritime Services |
| Transurban Cross City Tunnel |
| Tuggeranong Investments Pty Ltd |
| Tweed Shire Council |
| University of New England |
| University of Technology Sydney |
| University of Western Sydney |
| Veolia |
| Verizon Business |
| Viva Energy Australia Ltd |
| Vocus Communications |
| Waste Assets Management Corporation |
| WaterNSW |
| Westlink Motorway Ltd |
| Wingecarribee Shire Council |
| Wollongong City Council |
