Australia · Commonwealth contract register · Supplier record

Istlecote Pty Ltd t/as Seair Pacific

Line: Environmental management (77100000)Register loaded to September 2026Compiled 6 October 2026

Istlecote Pty Ltd t/as Seair Pacific — Australia · Commonwealth contract register · Supplier record: 3 contracts, all years (A$109,469 · Mar 2022 – Apr 2024); A$49.7K since January 2024 (1 contract · 1 agency); 578th rank in the line (of 627 suppliers · 0.0%); 22 agencies never served (A$3.4B on the line without Istlecote Pty Ltd t/as Seair Pacific).

Assay record ASY-AU-0SMS3TW1H1 · Cite as: Assay Systems, “Istlecote Pty Ltd t/as Seair Pacific in the AusTender register”, https://assay-systems.com/register/au/istlecote-pty-ltd-t-as-seair-pacific/

3
contracts, all years
A$109,469 · Mar 2022 – Apr 2024
A$49.7K
since January 2024
1 contract · 1 agency
578th
rank in the line
of 627 suppliers · 0.0%
22
agencies never served
A$3.4B on the line without Istlecote Pty Ltd t/as Seair Pacific

Own record by year

2022 onward
A$59.7K
A$49.7K
20222023202420252026

Who buys from Istlecote Pty Ltd t/as Seair Pacific

since January 2024
1agencies
A$49.7Kpaid
100.0%top buyer
Great Barrier Reef Marine Park Authority100.0%
A$49,732

Before 2024 only: Department of Agriculture, Fisheries and Forestry.

The line

since January 2024
A$3.6Bline value
1,497contracts
24agencies
627suppliers
46.7%held by top ten

Environmental management (77100000)

A$1.1B
A$1.4B
A$1.0B
202420252026Jan–Sep
578thof 627 suppliers
A$49,732Istlecote Pty Ltd t/as Seair Pacific in the line
0.0%share of the line
0.1%of A$70,484,617 spent by Great Barrier Reef Marine Park Authority

Agencies that buy the line and never bought from Istlecote Pty Ltd t/as Seair Pacific

22agencies
1,352contracts
A$3,381,964,803since January 2024
Department of Climate Change, Energy, the Environment and Water1,114 contracts
A$2,850,742,984
Department of Defence138 contracts
A$378,039,806
Department of Foreign Affairs and Trade - Australian Aid Program5 contracts
A$65,179,042
Department of Industry, Science and Resources11 contracts
A$44,361,071
Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts18 contracts
A$12,710,125
CSIRO6 contracts
A$9,161,409
Director of National Parks6 contracts
A$6,188,568
Bureau of Meteorology17 contracts
A$5,120,746
Sydney Harbour Federation Trust1 contract
A$3,080,207
Murray-Darling Basin Authority4 contracts
A$3,070,242
Department of Finance5 contracts
A$1,289,769
Department of Infrastructure, Transport, Regional Development, Communications and the Arts7 contracts
A$909,110
Department of Veterans' Affairs1 contract
A$751,124
Australian Submarine Agency3 contracts
A$307,280
National Environmental Protection Agency1 contract
A$299,762
Department of the Prime Minister and Cabinet5 contracts
A$234,778
Royal Australian Mint2 contracts
A$156,181
Attorney-General's Department2 contracts
A$145,382
Australian Signals Directorate2 contracts
A$143,000
Department of Parliamentary Services2 contracts
A$29,161
Department of Foreign Affairs and Trade1 contract
A$27,930
Department of Home Affairs1 contract
A$17,127

How the line is bought

by value, since 2024
6%limited tender
0of these to Istlecote Pty Ltd t/as Seair Pacific
Open tender1,246 contracts
A$3,348,940,907 · 93.6%
Limited tender, no open approach to market251 contracts
A$229,806,853 · 6.4%

Contracts reaching their end dates

Oct 2026 – October 2027
239contracts
A$1,148,944,986end by October 2027
59end in June 2027 · A$112M
223in agencies never served · A$1.1B
A$227M
A$549M
A$109M
A$18.5M
A$19.5M
A$22.2M
A$17.7M
A$1.2M
A$112M
A$61.3M
A$11.2M
Oct 2658 contractsNov 2613 contractsDec 2630 contractsJan 2722 contractsFeb 2723 contractsMar 2714 contractsApr 277 contractsMay 274 contractsJun 2759 contractsJul 274 contractsAug 275 contracts

Suppliers next to it in the line

since January 2024
EMM Consulting Pty Ltd2 contracts · 1 agency
A$52,394
MARSHALL DAY ACOUSTICS (AUSTRALIA) PTY LTD1 contract · 1 agency
A$50,187
Istlecote Pty Ltd t/as Seair Pacific
A$49,732
Bella Clara Pty Ltd as trustee for C&C Abate Family Trust1 contract · 1 agency
A$47,880

All 627 suppliers in the line

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.