O'CONNOR MARSDEN & ASSOCIATES PTY LIMITED
$20.7 million
Lifetime federal contract value awarded across 270 contract notices.
- ABN
- 94135783792
- Country
- AUSTRALIA
- State
- NSW
Awarded by financial year
- 2015-16$497,105
- 2016-17$703,186
- 2017-18$802,283
- 2018-19$1,176,495
- 2019-20$1,532,532
- 2020-21$1,707,706
- 2021-22$4,810,819
- 2022-23$1,968,348
- 2023-24$2,320,350
- 2024-25$2,864,869
- 2025-26$1,736,941
- 2026-27$0
Top agencies awarded to this supplier
- Department of Defence$4,421,966
- Department of Health and Aged Care$2,497,168
- Department of Social Services$1,913,824
- Clean Energy Regulator$1,248,000
- Australian National Audit Office$1,012,811
- Department of Climate Change, Energy, the Environment and Water$959,449
- Administrative Appeals Tribunal$951,862
- Department of Home Affairs$819,738
- Department of Health, Disability and Ageing$736,295
- Office of the Fair Work Ombudsman$578,775
- Great Barrier Reef Marine Park Authority$531,000
- Services Australia$520,136
- Fair Work Commission$458,332
- Migration Review Tribunal and Refugee Review Tribunal (MRT-RRT)$400,000
- Australian Securities and Investments Commission$354,959
- Department of Industry, Science and Resources$309,484
- Department of Agriculture, Fisheries and Forestry$276,518
- Australian Digital Health Agency$253,866
- Department of Finance$242,636
- Department of Infrastructure, Transport, Regional Development, Communications and the Arts$202,873
Contracts (270)
Click any CN ID to verify the contract notice on AusTender.
- $64,600Department of the Prime Minister and CabinetStrategic Advice and Review Services-This arrangement has been entered into by the Defence and Veterans’ Services Commission.Published 23 June 2026
- $300,000Department of Social ServicesProbity servicesPublished 17 June 2026
- $49,000Department of Veterans' AffairsProbity Advisory Services - Refresh and Expansion of OPC PanelPublished 18 May 2026
- $119,350Australian Competition and Consumer CommissionProgram Assurance ServicesPublished 22 Apr 2026
- $72,732Australian Skills Quality AuthorityStrategic Procurement AdvicePublished 8 Apr 2026
- $79,640Department of Climate Change, Energy, the Environment and WaterConsultancyPublished 2 Apr 2026
- $26,000Department of Infrastructure, Transport, Regional Development, Communications, Sport and the ArtsRASS External Probity ServicesPublished 1 Apr 2026
- $59,411Department of Health, Disability and AgeingProbity Advisory ServicesPublished 20 Mar 2026
- $34,009Administrative Review TribunalIndependent ReviewPublished 25 Feb 2026
- $65,690Australian Securities and Investments CommissionProbity Governance ModelPublished 23 Feb 2026
- $55,000Department of Climate Change, Energy, the Environment and WaterApproach to Market for a governance advicePublished 13 Feb 2026
- $224,615Department of DefenceProbity ServicesPublished 15 Jan 2026
- $110,000Department of Health, Disability and AgeingIndependent Probity Advisor ServicesPublished 13 Jan 2026
- $36,570Department of DefenceProbity ServicesPublished 16 Dec 2025
- $77,000Department of DefenceProbity ServicesPublished 10 Dec 2025
- $82,070Services AustraliaAudit Management ServicesPublished 10 Dec 2025
- $50,000Department of Veterans' AffairsProbity Advisor for Mobility and Functional Support (MFS26)Published 8 Dec 2025
- $55,913Australian Taxation OfficeProvision of Audit and Quality Assurance Consultancy ServicesPublished 4 Dec 2025
- $16,478Administrative Review TribunalCompliance InvestigationPublished 30 Oct 2025
- $23,936Department of the TreasuryManagement advisory servicesPublished 17 Sept 2025
- $44,216Department of DefenceProbity ServicesPublished 11 Sept 2025
- $50,000Department of Industry, Science and ResourcesProfessional probity advice (non-legal)Published 10 Sept 2025
- $184,863Department of Health, Disability and AgeingICT Sourcing PartnerPublished 10 Sept 2025
- $100,000Department of Health, Disability and AgeingProbity and Assurance ServicesPublished 1 Sept 2025
- $138,000Department of Health, Disability and AgeingProbity and Governance ServicesPublished 28 Aug 2025
| CN ID | Agency | Description | ||
|---|---|---|---|---|
| CN4253002 | Department of the Prime Minister and Cabinet | Strategic Advice and Review Services-This arrangement has been entered into by the Defence and Veterans’ Services Commission. | 23 June 2026 | $64,600 |
| CN4249718 | Department of Social Services | Probity services | 17 June 2026 | $300,000 |
| CN4241134 | Department of Veterans' Affairs | Probity Advisory Services - Refresh and Expansion of OPC Panel | 18 May 2026 | $49,000 |
| CN4234392 | Australian Competition and Consumer Commission | Program Assurance Services | 22 Apr 2026 | $119,350 |
| CN4231212 | Australian Skills Quality Authority | Strategic Procurement Advice | 8 Apr 2026 | $72,732 |
| CN4230051 | Department of Climate Change, Energy, the Environment and Water | Consultancy | 2 Apr 2026 | $79,640 |
| CN4229799 | Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts | RASS External Probity Services | 1 Apr 2026 | $26,000 |
| CN4226870 | Department of Health, Disability and Ageing | Probity Advisory Services | 20 Mar 2026 | $59,411 |
| CN4199023 | Administrative Review Tribunal | Independent Review | 25 Feb 2026 | $34,009 |
| CN4135297 | Australian Securities and Investments Commission | Probity Governance Model | 23 Feb 2026 | $65,690 |
| CN4219501 | Department of Climate Change, Energy, the Environment and Water | Approach to Market for a governance advice | 13 Feb 2026 | $55,000 |
| CN4003071 | Department of Defence | Probity Services | 15 Jan 2026 | $224,615 |
| CN4213131 | Department of Health, Disability and Ageing | Independent Probity Advisor Services | 13 Jan 2026 | $110,000 |
| CN3914756 | Department of Defence | Probity Services | 16 Dec 2025 | $36,570 |
| CN4074830 | Department of Defence | Probity Services | 10 Dec 2025 | $77,000 |
| CN4141885 | Services Australia | Audit Management Services | 10 Dec 2025 | $82,070 |
| CN4206868 | Department of Veterans' Affairs | Probity Advisor for Mobility and Functional Support (MFS26) | 8 Dec 2025 | $50,000 |
| CN4206198 | Australian Taxation Office | Provision of Audit and Quality Assurance Consultancy Services | 4 Dec 2025 | $55,913 |
| CN4198545 | Administrative Review Tribunal | Compliance Investigation | 30 Oct 2025 | $16,478 |
| CN4166276 | Department of the Treasury | Management advisory services | 17 Sept 2025 | $23,936 |
| CN4187480 | Department of Defence | Probity Services | 11 Sept 2025 | $44,216 |
| CN4187079 | Department of Industry, Science and Resources | Professional probity advice (non-legal) | 10 Sept 2025 | $50,000 |
| CN4154272 | Department of Health, Disability and Ageing | ICT Sourcing Partner | 10 Sept 2025 | $184,863 |
| CN4184503 | Department of Health, Disability and Ageing | Probity and Assurance Services | 1 Sept 2025 | $100,000 |
| CN3985061 | Department of Health, Disability and Ageing | Probity and Governance Services | 28 Aug 2025 | $138,000 |
Sources
Department of Finance · 2013 onward · CC-BY 3.0 AU
Each row above can be verified by clicking the CN ID to view the source notice on AusTender. Methodology at /methodology/#contracts.
Refreshed 1 July 2026 · Caveats