Australia · Commonwealth contract register · Supplier record

G R BLACK CONTRACTING PTY LTD

Line: Concrete and cement and plaster (30110000)Register loaded to September 2026Compiled 16 October 2026

G R BLACK CONTRACTING PTY LTD — Australia · Commonwealth contract register · Supplier record: 27 contracts, all years (A$1,730,313 · Oct 2021 – May 2026); A$929K since January 2024 (13 contracts · 1 agency); 2nd rank in the line (of 28 suppliers · 10.39%); 2 agencies never served (A$405K on the line without G R BLACK CONTRACTING PTY LTD).

Assay record ASY-AU-0LGS4P01X1 · Cite as: Assay Systems, “G R BLACK CONTRACTING PTY LTD: 13 government contracts in Australia since 2024”, https://assay-systems.com/register/au/g-r-black-contracting-pty-ltd/

27
contracts, all years
A$1,730,313 · Oct 2021 – May 2026
A$929K
since January 2024
13 contracts · 1 agency
2nd
rank in the line
of 28 suppliers · 10.39%
2
agencies never served
A$405K on the line without G R BLACK CONTRACTING PTY LTD

Own record by year

2021 onward
A$98.2K
A$88.5K
A$614K
A$901K
A$27.8K
202120222023202420252026

Who buys from G R BLACK CONTRACTING PTY LTD

since January 2024
1agencies
A$929Kpaid
100.0%top buyer
Department of Defence100.0%
A$929,211

Won without a rival

2021-10-28 – 2026-05-20
27uncontested awards
100%of its awards
27without a competition
0single bid

G R BLACK CONTRACTING PTY LTD won 27 of its 27 public contract awards in Australia without a rival from 2021-10-28 to 2026-05-20: 27 without a competition and 0 after a competition that drew a single bid. 1 buyer awarded it without a rival, the largest Department of Defence with 27.

Buyers: Department of Defence (27)

Every uncontested award of G R BLACK CONTRACTING PTY LTD · Australia: all uncontested awards

The line

since January 2024
A$2.9Mline value
41contracts
3agencies
28suppliers
75.2%held by top ten

Concrete and cement and plaster (30110000)

A$2.3M
A$446K
A$158K
202420252026Jan–Sep
2ndof 28 suppliers
A$298,672G R BLACK CONTRACTING PTY LTD in the line
10.39%share of the line
12.1%of A$2,470,372 spent by Department of Defence

Agencies that buy the line and never bought from G R BLACK CONTRACTING PTY LTD

2agencies
3contracts
A$405,410since January 2024
Department of Climate Change, Energy, the Environment and Water2 contracts
A$384,675
Department of Home Affairs1 contract
A$20,735

How the line is bought

by value, since 2024
90%limited tender
0of these to G R BLACK CONTRACTING PTY LTD
Limited tender, no open approach to market40 contracts
A$2,577,110 · 89.6%
Open tender1 contract
A$298,672 · 10.4%

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.