Australia · Commonwealth contract register · Supplier record

Dualco Contracting (WA) Pty Ltd

Line: Heating and ventilation and air circulation (40100000)Register loaded to September 2026Compiled 6 October 2026

Dualco Contracting (WA) Pty Ltd — Australia · Commonwealth contract register · Supplier record: 2 contracts, all years (A$36,481 · Apr 2023 – May 2025); A$12.0K since January 2024 (1 contract · 1 agency); — rank in the line (of 92 suppliers · 0.0%); 10 agencies never served (A$23.4M on the line without Dualco Contracting (WA) Pty Ltd).

Assay record ASY-AU-0B30L691UZ · Cite as: Assay Systems, “Dualco Contracting (WA) Pty Ltd in the AusTender register”, https://assay-systems.com/register/au/dualco-contracting-wa-pty-ltd/

2
contracts, all years
A$36,481 · Apr 2023 – May 2025
A$12.0K
since January 2024
1 contract · 1 agency
—
rank in the line
of 92 suppliers · 0.0%
10
agencies never served
A$23.4M on the line without Dualco Contracting (WA) Pty Ltd

Own record by year

2023 onward
A$24.5K
A$12.0K
2023202420252026

Who buys from Dualco Contracting (WA) Pty Ltd

since January 2024
1agencies
A$12.0Kpaid
100.0%top buyer
Bureau of Meteorology100.0%
A$11,970

The line

since January 2024
A$23.4Mline value
207contracts
11agencies
92suppliers
78.9%held by top ten

Heating and ventilation and air circulation (40100000)

A$11.8M
A$5.0M
A$6.7M
202420252026Jan–Sep
—of 92 suppliers
A$0Dualco Contracting (WA) Pty Ltd in the line
0.0%share of the line

Agencies that buy the line and never bought from Dualco Contracting (WA) Pty Ltd

10agencies
206contracts
A$23,430,261since January 2024
Department of Defence176 contracts
A$19,652,401
Australian Signals Directorate7 contracts
A$1,590,225
Australian Nuclear Science and Technology Organisation1 contract
A$1,295,200
Department of Foreign Affairs and Trade6 contracts
A$278,908
Department of Climate Change, Energy, the Environment and Water8 contracts
A$250,581
Department of Veterans' Affairs1 contract
A$88,044
Australian Federal Police3 contracts
A$87,076
Department of Infrastructure, Transport, Regional Development, Communications and the Arts2 contracts
A$83,132
National Archives of Australia1 contract
A$79,284
National Anti-Corruption Commission1 contract
A$25,410

How the line is bought

by value, since 2024
94%limited tender
0of these to Dualco Contracting (WA) Pty Ltd
Limited tender, no open approach to market205 contracts
A$22,130,161 · 94.4%
Open tender2 contracts
A$1,317,827 · 5.6%

Contracts reaching their end dates

Oct 2026 – October 2027
33contracts
A$4,152,896end by October 2027
9end in November 2026 · A$378K
33in agencies never served · A$4.2M
A$1.2M
A$378K
A$1.3M
A$714K
A$36.2K
A$76.0K
A$110K
A$325K
Oct 268 contractsNov 269 contractsDec 267 contractsJan 272 contractsFeb 271 contractMar 271 contractApr 271 contractJun 274 contracts

Suppliers next to it in the line

since January 2024
RS COMPONENTS PTY LTD1 contract · 1 agency
A$10,892
ROHDE AND SCHWARZ (AUST) PTY LTD1 contract · 1 agency
A$10,568
FUME AND DUST CONTROL PTY LTD1 contract · 1 agency
A$10,358
Dualco Contracting (WA) Pty Ltd
A$0

All 92 suppliers in the line

Fastest-growing supplier in the line

same line
+31%growth

64006678119

2024 to date
A$1,539,741
2022–2023
A$1,179,221

The extract

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

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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.