Supplier · Infrastructure, Consultancy & Legal, Water & Sanitation

Tonkin Consulting Pty Ltd

Won in the last 12 months$4.8M▲ 501% on the year beforeValue won per quarter, last three years

Contracts on record59$15M in total

Running now0Latest win July 2026

Next contract endingMar 2027$1.1M · Health Infrastructure

Biggest buyerSA Water Corporation34% of their value

53contractssince 2005

$10.6Mwon in totallatest Mar 2026

$90Ktypical contractmost $51K to $237K

$1.4Mlast 12 monthsup from $798K

2active now2 end within a year

Biggest buyerDepartment of Infrastructure, Planning and Logistics21 contracts · $2.7M · 25% of value

What they do

Tonkin Consulting Pty Ltd supplies engineering consultancy for infrastructure, including road, water and building design, traffic studies and site investigation.

Who buys from them

Its largest buyers are the Department of Infrastructure, Planning and Logistics with 21 contracts, the Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts, SA Water Corporation, Health Infrastructure and the Department of Transport and Regional Services, across 15 buyers.

Contract size

Contracts are typically between $51K and $237K, with a median of $90K. The largest are airport building control services at $1.6M for the Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts, hospital civil and structural services at $1.1M for Health Infrastructure, and SA Water bore design at $798K.

Recent activity

In the last 12 months there were 2 contracts worth $1.4M. Two contracts are active and end within 12 months, the hospital civil and structural services in Feb 2027 and the SA Water engineering design panel in Mar 2027.

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

Planning and Design Initiative for Port Lincoln Area CBD Intersections - Package 10Infrastructure$693K Design of RD24 Bores by Tonkin Consulting for SA Water CorporationMiscellaneous$798K31/10/2024 Provision of Climate Risk Assessment for River Murray AssetsConsultancy & Legal$80K20/07/2026 Provision of Regional Engineering Civil/Structural Services to SA Water CorporationConsultancy & Legal$3.3M01/07/2026 Provided Engineering Design Panel Services to SA Water CorporationWater & Sanitation$718K13/03/2026 Red Cliffs Reticulation Pressure Improvement by Lower Murray WaterWater & Sanitation$294K26/03/2024 Civil and Structural Services for Finley and Temora Hospital RedevelopmentsConstruction$1.1M07/03/2023 Construction Building Contract Awarded to Tonkin Consulting by DOEConstruction$15K09/08/2021 Detailed Design for Signalisation of Kalymnos Drive Intersection by Tonkin ConsultingInfrastructure$100K15/02/2021 Design and Documentation for Plenty Highway Upgrade and Seal (224km-244km) Awarded to Tonkin ConsultingInfrastructure$237K14/01/2021

Who they win it from

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

Coming up

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

Contracts ending in the next three years2 contracts · $1.8M

The next one ends March 2027 at Health Infrastructure.

Recompete radar

2 expiring in 12mo

Contracts nearing the end of their term. Some may go back out to tender when they expire.

Civil and Structural Services for Finley and Temora Hospital Redevelopments

Expires in 4mo$1.1M

Health Infrastructure Provided Engineering Design Panel Services to SA Water Corporation

Expires in 4mo$718K

SA Water Corporation

About them

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

Also traded asTonkin Consulting, TONKIN CONSULTING, Tonkin Consulting Pty Ltd, TONKIN CONSULTING PTY LTD

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Open tenders that match their work

Design and Construction of Power and Water Services to Lot 3607 — Katherine Technical Trade Training CentreCloses 10 DecInfrastructure Mini Roundabout Construction at Verran Terrace, City of Port LincolnCloses 23 NovInfrastructure Traffic Management Services Across Northern Territory — 36-Month ContractCloses 26 NovTransport & Logistics Design and Construction of Rail Bridge Walkway Improvements — Fremantle and Canning (Stokely)Closes 1 DecInfrastructure Consultancy for Pavement Widening and Sealing on Victoria Highway (100.00–117.60 km) — Katherine RegionCloses 19 NovInfrastructure Housing Design, Drafting and Professional Services Panel — All of NT (36-Month Contract)Closes 23 NovConsultancy & Legal Winton–Jundah Road Sealing Works – Winton Shire Council (ROSI-funded)Closes 17 NovInfrastructure Kwinana Bulk Jetty Infrastructure Expansion to Reduce Congestion and Increase CapacityCloses 23 DecTransport & Logistics Civil and Landscape Infrastructure for Muirhead North Stages 1B, 1C & 2, Lee Point NTCloses 8 JanInfrastructure Utility Design Adjustment Services — Golden Highway Denman to Sandy Hollow Safety Upgrades & Central West Orana REZ Pullover BaysCloses 16 NovInfrastructure Engineered Scaffolding and Temporary Access System for Fitzroy River Bridge – Central QueenslandCloses 20 NovInfrastructure Cannon Valley Network Reconfiguration – 450m 300 DN Water Main and Stormwater Works (Parker Road)Closes 16 NovWater & Sanitation

GovMarket

We do the hard work.
You win the work.

We find the tenders, read the documents and track who wins, so your time goes on bids you can win.

–open infrastructure tenders right now

–new in the last 7 days

–contracts awarded in the last 12 months

7 days free, then $59/AUD per month