
At any one time, Leighton Group companies are undertaking some of the largest and most complex projects in Australia and Asia. A selection of completed major projects, linking to project descriptions, are listed below.
Typically the major projects listed have reported values in excess of $100 million, as reported to the Australian Stock Exchange. Details on smaller projects can be found on the websites of the operating companies.
| Project Name | Group Company | Classification | Location | Completion Date | Map |
|---|---|---|---|---|---|
| Australia wide | |||||
| C&W Optus Mobile Digital Rollout | LCPL | Engineering and infrastructure | Australia wide | Aug 2002 | |
| Nextgen Networks – Visionstream Design and Construct Contract | LCPL | Engineering and infrastructure | Australia wide | Dec 2002 | |
| Star City Casino | LCPL | Building and property | Australia wide | Nov 1997 | |
| Telstra Broadband Cable Rollout | LCPL | Engineering and infrastructure | Australia wide | Sep 1997 | |
| Telstra Customer Access Network Upgrade | LCPL | Operations and maintenance | Australia wide | Sep 2000 | |
| Australian Capital Territory | |||||
| 18 Marcus Clarke Street | TPL, LPPL | Building and property | Australian Capital Territory | Oct 2007 | |
| 7 London Circuit | TPL, LPPL | Building and property | Australian Capital Territory | Sep 2007 | |
| New South Wales | |||||
| 80 Pacific Highway, Commercial Development | LPPL | Building and property | New South Wales | Apr 2000 | |
| ABC Accommodation Project | LCPL | Building and property | New South Wales | Oct 2002 | |
| Access Network Commercial Contracting Services for Telstra (Siemens Thiess Communications Joint Venture) | TPL | Operations and maintenance | New South Wales, Queensland | Oct 2003 | |
| Angel Place | LCPL | Building and property | New South Wales | Oct 2000 | |
| Ansett Australia Domestic Terminal Redevelopment | TPL | Building and property | New South Wales | May 2000 | |
| ANSTO Replacement Research Reactor | JHG | Building and property | New South Wales | Nov 2005 | |
| Australia Post Development | TPL | Building and property | New South Wales, Victoria | May 1999 | |
| Bulahdelah to Coolongolook Deviation | TPL | Engineering and infrastructure | New South Wales | Oct 1999 | |
| Defence Headquarters Joint Operations Command | LCPL | Building and property | New South Wales | Jul 2008 | |
| Defence Maintenance Management Contracts | JHG | Operations and maintenance | New South Wales | Jun 2004 | |
| Eastern Distributor | LCPL | Engineering and infrastructure | New South Wales | Dec 1999 | |
| Epping to Chatswood Rail Line | TPL | Engineering and infrastructure | New South Wales | Jun 2008 | |
| Homebush Rail Link | LCPL | Engineering and infrastructure | New South Wales | Dec 1997 | |