Australia · Commonwealth contract register · Supplier record

DIOMAR PTY LTD

Line: Water safety (46161600)Register loaded to September 2026Compiled 6 October 2026

DIOMAR PTY LTD — Australia · Commonwealth contract register · Supplier record: 10 contracts, all years (A$267,128 · Jan 2022 – Apr 2026); A$157K since January 2024 (5 contracts · 1 agency); 40th rank in the line (of 93 suppliers · 0.46%); 8 agencies never served (A$2.8M on the line without DIOMAR PTY LTD).

Assay record ASY-AU-0VVJEFN0IY · Cite as: Assay Systems, “DIOMAR PTY LTD in the AusTender register”, https://assay-systems.com/register/au/diomar-pty-ltd/

10
contracts, all years
A$267,128 · Jan 2022 – Apr 2026
A$157K
since January 2024
5 contracts · 1 agency
40th
rank in the line
of 93 suppliers · 0.46%
8
agencies never served
A$2.8M on the line without DIOMAR PTY LTD

Own record by year

2022 onward
A$84.3K
A$26.0K
A$96.8K
A$27.0K
A$32.9K
20222023202420252026

Who buys from DIOMAR PTY LTD

since January 2024
1agencies
A$157Kpaid
100.0%top buyer
Department of Defence100.0%
A$156,750

The line

since January 2024
A$21.2Mline value
320contracts
9agencies
93suppliers
59.8%held by top ten

Water safety (46161600)

A$12.7M
A$6.2M
A$2.4M
202420252026Jan–Sep
40thof 93 suppliers
A$96,844DIOMAR PTY LTD in the line
0.46%share of the line
0.5%of A$18,412,500 spent by Department of Defence

Agencies that buy the line and never bought from DIOMAR PTY LTD

8agencies
16contracts
A$2,806,642since January 2024
Australian Federal Police5 contracts
A$1,466,955
Australian Maritime Safety Authority1 contract
A$804,757
Department of Climate Change, Energy, the Environment and Water2 contracts
A$212,990
Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts3 contracts
A$182,376
Department of Home Affairs1 contract
A$75,944
Department of Foreign Affairs and Trade2 contracts
A$41,006
Australian Signals Directorate1 contract
A$11,614
Department of Parliamentary Services1 contract
A$11,000

How the line is bought

by value, since 2024
94%limited tender
0of these to DIOMAR PTY LTD
Limited tender, no open approach to market315 contracts
A$20,012,803 · 94.3%
Open tender5 contracts
A$1,206,339 · 5.7%

Contracts reaching their end dates

Oct 2026 – October 2027
13contracts
A$2,028,054end by October 2027
6end in October 2026 · A$138K
7in agencies never served · A$1.9M
A$138K
A$125K
A$75.9K
A$16.4K
A$1.6M
A$24.6K
Oct 266 contractsNov 262 contractsJan 271 contractApr 271 contractJun 272 contractsJul 271 contract

Suppliers next to it in the line

since January 2024
OWEN INTERNATIONAL PTY LTD1 contract · 1 agency
A$96,871
DIOMAR PTY LTD
A$96,844
QUEENSLAND BREATHING SYSTEMS5 contracts · 1 agency
A$93,660
SUBSEA TECHNOLOGY & RENTALS AUSTRAL1 contract · 1 agency
A$89,584

All 93 suppliers in the line

Fastest-growing supplier in the line

same line
+470%growth

64004349795

2024 to date
A$2,880,212
2022–2023
A$505,340

The extract

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

Request extractSee a sample extract

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.