Australia · Commonwealth contract register · Supplier record

1 and One Pty Ltd

Line: Management advisory services (80100000)Register loaded to September 2026Compiled 6 October 2026

1 and One Pty Ltd — Australia · Commonwealth contract register · Supplier record: 127 contracts, all years (A$31,398,896 · Sep 2021 – Aug 2026); A$19.2M since January 2024 (73 contracts · 20 agencies); 70th rank in the line (of 1,314 suppliers · 0.16%); 90 agencies never served (A$2.0B on the line without 1 and One Pty Ltd).

Assay record ASY-AU-0YK2HHX1DQ · Cite as: Assay Systems, “1 and One Pty Ltd in the AusTender register”, https://assay-systems.com/register/au/1-and-one-pty-ltd/

127
contracts, all years
A$31,398,896 · Sep 2021 – Aug 2026
A$19.2M
since January 2024
73 contracts · 20 agencies
70th
rank in the line
of 1,314 suppliers · 0.16%
90
agencies never served
A$2.0B on the line without 1 and One Pty Ltd

Own record by year

2021 onward
A$2.8M
A$4.9M
A$4.5M
A$5.2M
A$6.3M
A$7.7M
202120222023202420252026

Who buys from 1 and One Pty Ltd

since January 2024
20agencies
A$19.2Mpaid
28.1%top buyer
Department of Defence28.1%
A$5,377,322
Services Australia12.6%
A$2,418,372
Department of Industry, Science and Resources11.7%
A$2,237,408
Department of Health, Disability and Ageing7.2%
A$1,385,054
Department of Agriculture, Fisheries and Forestry6.7%
A$1,276,093
Federal Court of Australia6.6%
A$1,272,333
Department of Health and Aged Care6.5%
A$1,250,931
Department of Home Affairs4.4%
A$850,512
Department of Veterans' Affairs3.5%
A$669,175
Australian Digital Health Agency2.2%
A$415,800
Department of Employment and Workplace Relations2.1%
A$397,619
Australian Federal Police2.0%
A$381,360
Department of the Prime Minister and Cabinet1.6%
A$299,750
Australian Naval Nuclear Power Safety Regulator1.4%
A$262,501
Department of Foreign Affairs and Trade1.2%
A$220,433
IP Australia0.6%
A$123,750
Geoscience Australia0.6%
A$107,800
Australian Prudential Regulation Authority0.4%
A$77,000
Department of Climate Change, Energy, the Environment and Water0.4%
A$77,000
Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts0.3%
A$65,123

Before 2024 only: Australian National Audit Office, Australian Securities and Investments Commission, Department of the Treasury, National Blood Authority, Office of the Inspector-General of Intelligence and Security.

The line

since January 2024
A$3.0Bline value
5,253contracts
115agencies
1,314suppliers
62.2%held by top ten

Management advisory services (80100000)

A$1.1B
A$1.1B
A$786M
202420252026Jan–Sep
70thof 1,314 suppliers
A$4,774,6201 and One Pty Ltd in the line
0.16%share of the line
0.0%of A$74,352,822 spent by Department of Industry, Science and Resources

Agencies that buy the line and never bought from 1 and One Pty Ltd

90agencies
2,750contracts
A$1,959,946,506since January 2024
Department of Foreign Affairs and Trade - Australian Aid Program491 contracts
A$1,342,991,898
Australian Taxation Office154 contracts
A$134,268,389
Department of Education121 contracts
A$63,843,465
High Speed Rail Authority22 contracts
A$51,365,423
Department of Finance572 contracts
A$37,705,208
Independent Health and Aged Care Pricing Authority23 contracts
A$30,983,955
Aged Care Quality and Safety Commission72 contracts
A$25,124,604
Australian Submarine Agency24 contracts
A$23,210,592
Austrade153 contracts
A$20,816,553
Department of Social Services67 contracts
A$19,688,240
Attorney-General's Department17 contracts
A$19,105,059
National Emergency Management Agency49 contracts
A$15,808,013
Department of Infrastructure, Transport, Regional Development, Communications and the Arts105 contracts
A$14,694,645
Australian Competition and Consumer Commission77 contracts
A$11,209,399
Comcare5 contracts
A$10,730,666
National Indigenous Australians Agency71 contracts
A$9,460,812
Australian Centre for Disease Control17 contracts
A$9,321,886
Bureau of Meteorology32 contracts
A$7,865,818
Australian Electoral Commission37 contracts
A$7,337,525
Export Finance Australia2 contracts
A$6,900,000
Australian Financial Security Authority37 contracts
A$6,364,632
Safe Work Australia23 contracts
A$6,296,189
Australian Public Service Commission39 contracts
A$5,791,762
NDIS Quality and Safeguards Commission18 contracts
A$5,579,852
Australian Transaction Reports and Analysis Centre24 contracts
A$5,086,882
Australian Bureau of Statistics26 contracts
A$4,408,747
Net Zero Economy Authority7 contracts
A$3,351,397
Australian Communications and Media Authority18 contracts
A$3,223,300
Australian Institute of Family Studies12 contracts
A$3,043,665
CSIRO5 contracts
A$2,830,672
Digital Transformation Agency18 contracts
A$2,805,619
Department of Parliamentary Services18 contracts
A$2,558,927
Clean Energy Regulator16 contracts
A$2,349,139
Reserve Bank of Australia4 contracts
A$2,314,449
National Environmental Protection Agency7 contracts
A$2,152,605
Office of the eSafety Commissioner9 contracts
A$2,105,240
Royal Australian Mint16 contracts
A$2,057,244
Australian Energy Regulator28 contracts
A$2,053,196
Murray-Darling Basin Authority3 contracts
A$1,745,906
Australian Fisheries Management Authority13 contracts
A$1,617,915
Australian Signals Directorate16 contracts
A$1,602,608
Future Fund Management Agency10 contracts
A$1,525,764
Administrative Review Tribunal6 contracts
A$1,519,289
Australian Criminal Intelligence Commission10 contracts
A$1,439,902
Australian Skills Quality Authority21 contracts
A$1,387,845
Australian Research Council14 contracts
A$1,319,653
Workplace Gender Equality Agency10 contracts
A$1,312,384
Office of the Fair Work Ombudsman16 contracts
A$1,213,027
Great Barrier Reef Marine Park Authority8 contracts
A$1,206,248
Australian Centre for International Agricultural Research11 contracts
A$1,167,017
Director of National Parks2 contracts
A$1,139,521
National Archives of Australia8 contracts
A$1,014,404
Defence and Veterans' Service Commission3 contracts
A$964,600
Independent Parliamentary Expenses Authority11 contracts
A$911,861
Department of the House of Representatives6 contracts
A$901,945
Office of the Australian Information Commissioner11 contracts
A$868,301
Australian Institute of Marine Science2 contracts
A$819,500
Sport Integrity Australia12 contracts
A$784,739
Cancer Australia7 contracts
A$747,388
Asbestos and Silica Safety and Eradication Agency8 contracts
A$737,766
Office of the Director of Public Prosecutions10 contracts
A$733,678
National Gallery of Australia1 contract
A$721,875
Australian Transport Safety Bureau7 contracts
A$718,512
Climate Change Authority6 contracts
A$640,467
Office of Parliamentary Counsel8 contracts
A$480,242
Australian Institute of Health and Welfare1 contract
A$459,593
Fair Work Commission7 contracts
A$302,789
Commonwealth Grants Commission5 contracts
A$300,130
Parliamentary Workplace Support Service6 contracts
A$295,718
Australian Radiation Protection and Nuclear Safety Agency4 contracts
A$287,890
Tertiary Education Quality and Standards Agency7 contracts
A$282,348
Office of the Official Secretary to the Governor-General6 contracts
A$237,919
Parliamentary Budget Office5 contracts
A$234,502
Administrative Appeals Tribunal3 contracts
A$211,852
National Capital Authority3 contracts
A$185,990
National Mental Health Commission2 contracts
A$142,720
Australian Institute of Criminology2 contracts
A$132,330
Organ and Tissue Authority1 contract
A$109,862
Domestic, Family and Sexual Violence Commission2 contracts
A$109,275
National Health Funding Body3 contracts
A$96,926
Office of the Special Investigator2 contracts
A$96,790
Office of the Inspector-General of Aged Care4 contracts
A$86,555
National Competition Council1 contract
A$64,240
Office of the Commonwealth Ombudsman3 contracts
A$55,175
Professional Services Review2 contracts
A$54,410
Productivity Commission1 contract
A$49,000
Commonwealth Superannuation Corporation1 contract
A$33,000
Seacare1 contract
A$29,700
National Anti-Corruption Commission1 contract
A$22,880
Department of the Senate1 contract
A$16,885

How the line is bought

by value, since 2024
10%limited tender
0of these to 1 and One Pty Ltd
Open tender3,716 contracts
A$2,683,076,741 · 89.9%
Limited tender, no open approach to market1,537 contracts
A$303,026,741 · 10.1%

Contracts reaching their end dates

Oct 2026 – October 2027
972contracts
A$1,027,160,934end by October 2027
298end in June 2027 · A$555M
423in agencies never served · A$712M
A$20.6M
A$56.8M
A$211M
A$23.3M
A$64.3M
A$23.6M
A$9.2M
A$18.4M
A$555M
A$34.1M
A$9.8M
A$654K
Oct 2692 contractsNov 2683 contractsDec 26203 contractsJan 2749 contractsFeb 2766 contractsMar 2764 contractsApr 2725 contractsMay 2729 contractsJun 27298 contractsJul 2735 contractsAug 2727 contractsSep 271 contract

Suppliers next to it in the line

since January 2024
AUSTRALIAN NUCLEAR SCIENCE AND TECHNOLOGY ORGANISATION2 contracts · 2 agencies
A$4,930,770
UNIVERSITY OF NEW SOUTH WALES16 contracts · 10 agencies
A$4,882,464
1 and One Pty Ltd
A$4,774,620
COMMONWEALTH SCIENTIFIC INDUSTRIAL AND RESEARCH ORGANISATION15 contracts · 8 agencies
A$4,736,713

All 1,314 suppliers in the line

The extract

Every buying office, every contract holder, value, number and end date behind the figures above.

Source: AusTender Contract Notice Export, Department of Finance, Commonwealth of Australia, via data.gov.au, licensed under Creative Commons Attribution 3.0 Australia; accessed 25 September 2026.Assay Systems has changed the data.