Supplier · Construction, Infrastructure, Consultancy & Legal

ADCO Constructions Pty Ltd

Won in the last 12 months$522M▼ 41% on the year beforeValue won per quarter, last three years
Contracts on record119$3.6B in total
Running now0Latest win Oct 2026
Next contract endingDec 2026$122M · (inactive) Department of Finance
Biggest buyer(inactive) Department of Finance20% of their value
77contractssince 2003
$2.7Bwon in totallatest Aug 2026
$13.9Mtypical contractmost $3.1M to $44.7M
$187.9Mlast 12 monthsdown from $879.6M
12active now8 end within a year
Biggest buyer(inactive) Department of Finance30 contracts · $724.9M · 27% of value

What they do

ADCO Constructions Pty Ltd supplies construction and infrastructure services. Its work includes rail facilities, schools, police complexes, hospitals, sports centres and defence construction.

Who buys from them

Its largest buyer is (inactive) Department of Finance, with 30 contracts worth $725M. It has also won work from Public Transport Authority, Department of Education – Corporate and Department of Defence. In total it has 25 buyers on record since 2003.

(inactive) Department of FinancePublic Transport AuthorityDepartment of Education – CorporateQueensland Department of EducationDepartment of Defence

Contract size

Contracts typically fall between $3.1M and $44.7M, with a median of $13.9M. Its largest include railcar maintenance facilities at Bellevue for $274M, defence construction services for $232M and school main works for $183M.

Recent activity

In the last 12 months there were 4 contracts worth $188M. 12 contracts are active and 8 end within 12 months, including a building fitout in Oct 2026 and a police complex in Dec 2026.

Built from awarded contracts on record

What they win

How much they win each year, the size of a typical contract, and every contract on record.

Contract history

Design and Construction of Main Works for Austral and Leppington Public Schools by ADCO ConstructionsConstruction$183.2M23/05/2025Construction of New Wilton High School Stage 2 by ADCO ConstructionsConstruction$76.7M25/08/2026Early Works for the Claremont Therapeutic Riding Centre (CTRC) awarded to ADCO Constructions Pty LtdConstruction$10.5M05/08/2026Engagement of ADCO Constructions for HATRIC-GC Building Project at Griffith UniversityConstruction$106M14/07/2026Construction of New Youth Detention Facility by ADCO Constructions for Department of Housing and WorksConstruction$15.8M24/04/2026Construction of Block E at Milton State School by ADCO ConstructionsConstruction$19.8M20/04/2026Construction of New Special School at Coomera/PimpamaConstruction$88.2M20/04/2026Construction of New General Learning Area at Loganlea State High SchoolConstruction$43M08/04/2026Graylands Campus Project ECI Contract Awarded to ADCO ConstructionsConstruction$5.6M23/03/2026Building Construction and Maintenance Contract Awarded to ADCO Constructions by Griffith UniversityConstruction$232K24/02/2026

Who they win it from

Their biggest government buyers and how much of their work each one is.

(inactive) Department of Finance is their biggest buyer at 20% of value, across 5 buyers shown.

(inactive) Department of Finance$725M20%
Public Transport Authority$362M10%
Department of Education – Corporate$304M8%
Queensland Department of Education$286M8%
Department of Defence$270M8%
Other buyers$1.6B46%

Coming up

Contracts that end soon and may go back out to tender.

Contracts ending in the next three years7 contracts · $527M
Today20282029

The next one ends December 2026 at (inactive) Department of Finance.

About them

Company details, where they work and the names they trade under.

Also traded asAdco, ADCO, ADCO Constructions, ADCO CONSTRUCTIONS, Adco Constructions (Adco Constructions WA Pty Ltd), ADCO CONSTRUCTIONS P/L, ADCO CONSTRUCTIONS P/L *PBA*, Adco Constructions Pty Ltd, ADCO Constructions Pty Ltd, ADCO CONSTRUCTIONS PTY LTD, ADCO Constructions (VIC), ADCO Constructions (VIC) Pty Limited, ADCO Constructions (Vic) Pty Ltd, AD CO., LTD.

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Open tenders that match their work

Design and Construction of New Science Centre with 5 Laboratories – Corinda State High School, QLDCloses 19 NovConstructionPrincipal Contractor (Medium Works with Design) for Accessibility Improvements at Gordonvale State SchoolCloses 25 NovConstructionDesign and Construction of 18 Houses – Googong, NSW (Defence Housing Australia)Closes 10 DecConstructionPrincipal Contractor for Multipurpose School & Community Hall at Haigslea State SchoolCloses 16 NovConstructionConstruction and Refurbishment of Building 9, School of Education — Edith Cowan University JoondalupCloses 11 DecConstructionHead Contractor for QPAC Lyric Theatre and Foyers Lighting Upgrade – Arts Queensland (Brisbane)Closes 10 DecConstructionBindoon Primary School Airconditioning Upgrade and Associated Building Works – Department of EducationCloses 18 NovConstructionConstruction of New Sports Hall and Associated Works – Como Secondary College (Department of Education)Closes 24 NovConstructionNew Women's and Children's Hospital Construction – 1 Gaol Road, Adelaide (Circa 140,000 m²)Closes 31 DecConstructionHead Contractor for UniSC Moreton Bay Stage 3 — New Six‑Storey Building B1 and A1 Level 1 RefurbishmentCloses 27 NovConstructionConstruction and Refurbishment of SoEd Building 9, Joondalup – Edith Cowan UniversityCloses 9 DecConstructionCity of Moreton Bay – Building Construction Services Panel Arrangement (Small to Large Projects)Closes 16 NovConstruction

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