In brief
- Bids close 30 June 2027 for Harold E Holt managing contractor.
- Defence signed 15,664 contracts worth A$28.24 billion in 2026 in GovMarket records.
- Recent construction suppliers: Lendlease Construction A$4.81 billion, Sitzler A$1.61 billion, Laing O'Rourke A$1.39 billion.
The Department of Defence is seeking a managing contractor for the Harold E Holt Defence Precinct Redevelopment, with bids closing on 30 June 2027, according to a notice on AusTender.
Proposed works may include demolition and hazardous materials management; civil, structural, electrical and mechanical services; new or refurbished working accommodation and maintenance facilities; physical security and electronic access control upgrades; industrial power generation and distribution; photovoltaic arrays and battery energy storage; potable water and wastewater treatment systems; fuel storage; and construction camp and services.
In 2026, Defence has signed 15,664 contracts worth A$28.24 billion in GovMarket records.
For construction work, its recent suppliers include Lendlease Construction with A$4.81 billion, Sitzler with A$1.61 billion and Laing O'Rourke Australia Construction with A$1.39 billion in GovMarket records.
The notice says the Capital Facilities and Infrastructure Branch has shortlisted companies from the Defence Infrastructure Panel, Major Construction, to participate. It was published on 30 October and lists 30 June 2027 as the closing date.
Key facts
* 2026 so far
| Year | Value | Contracts |
|---|---|---|
| 2021 | $24.35bn | 20297 |
| 2022 | $35.59bn | 15630 |
| 2023 | $55.11bn | 19814 |
| 2024 | $17.59bn | 14550 |
| 2025 | $35.27bn | 21818 |
| 2026 | $28.24bn | 15664 |
Who this buyer has used for this work
Written from published notices and GovMarket contract records. Totals cover GovMarket records, which start at different dates for each source.







