| Australian Maritime Safety Authority | Cairncross and Hannibal Islands Steel Lattice Tower Replacement | A$2.6M | 2023-04-27 |
| Department of Defence | Civil Engineering | A$1.7M | 2015-01-19 |
| Australian Maritime Safety Authority | High Peak Structure Replacement and Helipad Upgrade | A$1.4M | 2023-04-27 |
| Australian Maritime Safety Authority | Coquet Island Steel Lattice Tower Replacement | A$1.2M | 2023-04-27 |
| Australian Maritime Safety Authority | Albino Rock Helipad and Walkway Works | A$1.1M | 2023-04-27 |
| Department of Defence | Road and civil works | A$1.0M | 2015-03-16 |
| Department of Defence | Land Remediation | A$971.2K | 2016-03-29 |
| Australian Maritime Safety Authority | Bailey Islet Structure and Helipad Replacement | A$765.1K | 2023-04-27 |