Government supplier · Award history
DOWNER DEFENCE SERVICES PTY LTD appears as the awarded supplier on 137 Australian government contracts worth $824.9M, across 4 government buyers, from July 2021 to July 2026.
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137
contracts won
$824.9M
total contract value
4
government buyers
July 2021 → July 2026
award history covered
Median contract value is $759k; the largest single award is $227.1M.
ABN 53000983700, as recorded on the award notices.
These are the government buyers awarding DOWNER DEFENCE SERVICES PTY LTD the most contract value on record. If you compete with them, this is their account base.
| Government buyer | Jurisdiction | Contracts | Total value |
|---|---|---|---|
| Department of Defence | Federal | 132 | $813.6M |
| Department of Home Affairs | Federal | 3 | $10.3M |
| Australian Submarine Agency | Federal | 1 | $950k |
| Australian Naval Nuclear Power Safety Regulator | Federal | 1 | $16k |
| Contract | Value | Awarded | Source |
|---|---|---|---|
| Integrated Warfare Systems Work Package | $227.1M | 17 January 2023 | notice → |
| Engineering Services | $125.5M | 14 August 2025 | notice → |
| Project Support Services | $91.3M | 1 August 2024 | notice → |
| Management Support Services | $66.0M | 27 July 2023 | notice → |
| Support Services | $43.0M | 12 May 2022 | notice → |
| Engineering Services | $23.7M | 14 July 2022 | notice → |
| Contractor Support Services | $21.8M | 14 July 2021 | notice → |
| Integrated Support Services | $16.5M | 18 January 2022 | notice → |
| Year | Contracts won | Value |
|---|---|---|
| 2021 | 30 | $54.4M |
| 2022 | 28 | $142.1M |
| 2023 | 38 | $358.5M |
| 2024 | 26 | $129.5M |
| 2025 | 11 | $140.3M |
| 2026 | 4 | $191k |
All recorded awards come from one jurisdiction. Follow a jurisdiction through to its live tender feed.
DOWNER DEFENCE SERVICES PTY LTD appears as the awarded supplier on 137 Australian government contracts in our data, worth $824.9M, covering July 2021 to July 2026.
4 different government buyers have awarded contracts to DOWNER DEFENCE SERVICES PTY LTD. The largest by value is Department of Defence, with 132 contracts worth $813.6M.
The award notices record DOWNER DEFENCE SERVICES PTY LTD with ABN 53000983700. Always confirm against the ABN Lookup register before contracting.
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Yes. Every figure comes from official government contract award notices published by the buying agency, and we link to the source notice for each contract listed. Where a value or field is not published, we say so rather than estimating.
Every Australian government tender, plus the full award history behind it — inside the ChatGPT or Claude you already use.
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