DIONA Pty Ltd
Supplier · Infrastructure, Water & Sanitation, Construction
DIONA Pty Ltd
Last winJuly 2025Nothing won in the last 12 monthsValue won per quarter, last three years
Contracts on record40$59M in total
Running now0Contracts still running
Next contract endingNone dueNo contracts ending in the next three years
Biggest buyerDCCEEW - Water Group60% of their value
9contractssince 2016
$57.2Mwon in totallatest Nov 2024
$1.1Mtypical contractmost $112K to $3.4M
0last 12 monthsdown from $36.9M
1active now
What they do
DIONA Pty Ltd supplies water and sanitation construction services, including pump stations, sewer duplication, pipeline delivery and watermain renewal.
Who buys from them
Its largest buyers are DCCEEW - Water Group and Central Highlands Water. It has 6 buyers, including Seqwater, SA Water Corporation and Yarra Valley Water.
What they win
How much they win each year, the size of a typical contract, and every contract on record.
Contract history
Rehabilitation of Eildon Hill Reservoir Valve Access Huts Floor by Diona Pty LtdWater & Sanitation$129/04/2016Design Constructability Review Services for Gladstone Area Water BoardConsultancy & Legal$25K18/07/2025Award of Water Main Relocation Contract to Diona Pty LtdWater & Sanitation$750K06/05/2025Design and Construction of Three Pump Stations for Nyngan to Cobar Pipeline Stage 1Water & Sanitation$35.3M25/10/2024Supply of General Goods and Services to SeqwaterMiscellaneous$112K31/10/2023Building, Construction and Maintenance Services by DIONA PTY LTD for SeqwaterConstruction$3.4M01/02/2023Construction of Ballarat South Sewer Duplication by DIONA Pty Ltd for Central Highlands WaterWater & Sanitation$15.4M27/11/2022DMA Project 20a Awarded to DIONA Pty Ltd by Yarra Valley WaterWater & Sanitation$333K14/12/2021Building, Construction and Maintenance Services by DIONA PTY LTD for SeqwaterConstruction$1.1M02/06/2020Civil Works Contract 5581 - DionaInfrastructure$79K01/12/2013
Who they win it from
Their biggest government buyers and how much of their work each one is.
Most of their work comes from one buyer: DCCEEW - Water Group, 60% of value.
Energex$1.2M2%
Other buyers$1.1M2%
Coming up
Contracts that end soon and may go back out to tender.
About them
Company details, where they work and the names they trade under.
Also traded asDiona, DIONA, DIONA PL, Diona Pty Ltd, DIONA Pty Ltd, DIONA PTY LTD
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Open tenders that match their work
Cannon Valley Network Reconfiguration – 450m 300 DN Water Main and Stormwater Works (Parker Road)Closes 16 NovWater & SanitationDesign and Construct Contract for Kwinana Gas Power Generation 2 (220 MW open-cycle) — Clough for AGL EnergyCloses 9 JuneEnergy & EnvironmentWater and Wastewater Condition Assessment – Douglas Shire Council (Post‑Tropical Cyclone Jasper)Closes 3 DecWater & SanitationLindsay Avenue Sewer Pump Station Augmentation – Ballina Shire CouncilCloses 19 NovWater & SanitationWhyanbeel Water Main Replacement — Design and Construction on Karnak Road and Whyanbeel RoadCloses 2 DecWater & SanitationCivil and Landscape Infrastructure for Muirhead North Stages 1B, 1C & 2, Lee Point NTCloses 8 JanInfrastructureMildura Landfill Pre‑Truck Wash Sewer Works – Pump Station, Sewer Line and Electrical InstallationCloses 8 DecWater & SanitationBusselton Water Plant 8 Supply Improvement – Design and ConstructCloses 4 DecWater & SanitationUtility Relocation for Terry Tongarra Left Slip Lane — Water, Sewer, HV/LV, Street LightingCloses 25 NovInfrastructureDesign Support for Eyre Peninsula Desalination Project – SA Water (Acciona ECI)Closes 31 DecWater & SanitationGatehouse and Associated Civil Works at University Drive Waste Facility – Bundaberg Regional Council (TEN/2798)Closes 17 NovConstructionJohn Gilbert Water Treatment Plant — Control Room, Laboratory and Administration Building Refurbishment (Dubbo Regional Council)Closes 29 JanWater & 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
Revenue from government work$312K won so far
