Water & Sanitation government contracts in Western Australia
1,942 awarded contracts, $1.1B in total
Recently awarded water & sanitation contracts in Western Australia
- Water and Sewer Mains Extensions at Burringurrah Aboriginal Community — Awarded to Westline Civil Pty LtdWestline Civil Pty Ltd · Department of Biodiversity, Conservation and Attractions · $403K · 23 Sep 2026
- GHD Pty Ltd appointed to prepare water options cost estimates for Myalup Primary Industries ReserveGHD Pty Ltd · Department of Primary Industries and Regional Development · $76K · 14 Sep 2026
- Department of Housing and Works awarded rectification of major water leaks and mains at Broome Residential College to B J Davies PlumbingB J Davies Plumbing (The Trustee for the B Davies Family Trust) · Department of Housing and Works · $24K · 15 Sep 2026
- Provided Water and Wastewater Operational Technology Technical Support to Rottnest Island AuthoritySAGE Automation Pty Ltd · Rottnest Island Authority · $235K · 14 Sep 2026
- Sewer Design for Geordie Bay Workers Camp awarded to CW Perth Pty LtdCW Perth Pty Ltd (Cossill and Webley Consulting Engineers) · Rottnest Island Authority · $63K · 27 Aug 2026
- Supply and Application of Phoslock at Western Lake, Narrows Interchange (Metropolitan Region) — Awarded to Phoslock Pty LtdPhoslock Pty Ltd · Main Roads Western Australia · $134K · 31 Aug 2026
- Provision of Consultancy Services to Department of Primary Industries and Regional Development for Integration of Pilot Community-Scale Groundwater Desalination Plants into Regional Western Australia Non-Potable Water InfrastructureAquanex Water Management (AQUANEX PTY LTD) · Department of Primary Industries and Regional Development · $99K · 27 Aug 2026
- Water Main and Hydrant Upgrade at Holland Street School — Contract Awarded to TRIMPLEX CIVIL PTY LTD by Department of Housing and WorksTRIMPLEX CIVIL PTY LTD · Department of Housing and Works · $299K · 28 Aug 2026
- Plumbing maintenance services for 24 houses in Tjuntjuntjara awarded to G Bowden PlumbingG Bowden Plumbing (G Bowden Contracting Pty Ltd) · Department of Housing and Works · $450K · 28 Aug 2026
- Installation of Bore Reticulation and Iron Filtration at Treendale Primary School — Department of EducationWestern Irrigation Pty Ltd · Department of Housing and Works · $442K · 31 Aug 2026
- Provided general water management and testing, including chiller and closed loop testing, for Mt Lawley HospitalEcosafe International (Dyna Milne Pty Ltd) · East Metropolitan Health Service · $97K · 25 Aug 2026
- Award of Water, Sanitation and Waste Disposal Services to WATER CORPORATION by Department of DefenceWATER CORPORATION · Department of Defence · $3.0M · 24 Jul 2026
- Pump Repair Services Provided to Department of Defence by WATMAR ENGINEERING PTY LTDWATMAR ENGINEERING PTY LTD · Department of Defence · $42K · 18 Aug 2026
- Pump Repair Services for Department of Defence — Contract Awarded to WATMAR ENGINEERING PTY LTDWATMAR ENGINEERING PTY LTD · Department of Defence · $32K · 30 Jul 2026
- Provision of Pump Repair Services to the Department of DefenceWATMAR ENGINEERING PTY LTD · Department of Defence · $48K · 12 Aug 2026
- Routine Maintenance for Plumbing and Gas Services to Department of Housing and Works — Upper South West (Bunbury) — Awarded to Keip Filtration (September 2026)Keip Filtration (Keip Pty Ptd) · Department of Housing and Works · $126K · 18 Aug 2026
- Rottnest Island Authority awarded Water Distribution Network 2026 Completion to Pipeline Technics Pty LtdPipeline Technics Pty Ltd · Rottnest Island Authority · $9.3M · 17 Jul 2026
- Design, Supply and Installation of a Drainage Water Recycling Pilot-Scale Irrigation System — Awarded to Total Eden Pty LtdTotal Eden Pty Ltd · Department of Primary Industries and Regional Development · $81K · 13 Jul 2026
- Construction and Commissioning of a Water Treatment Plant Discharger Weir for CSBP AlbanyFulton Hogan (Fulton Hogan Industries Pty Ltd) · Main Roads Western Australia · $2.4M · 3 Jul 2026
- Provision of Water and Sewer Services to the Department of DefenceHAYDON AGRICULTURAL CONTRACTORS · Department of Defence · $75K · 10 Jul 2026
- Delivered and installed 1 x 1 transportable toilet block to Harvey Primary SchoolWoodland Contractors Pty Ltd · Department of Housing and Works · $69K · 20 Jul 2026
- Water and Sanitation Services contract awarded to AQWEST by Department of DefenceAQWEST · Department of Defence · $13K · 10 Jul 2026
- Provision of Pump-out of Grease Traps to WA Country Health Service — MidwestCleanaway Pty Ltd · WA Country Health Service · $175K · 10 Jul 2026
- Panel Supply of Plumbing Contractors and Maintenance Works to Metropolitan Cemeteries Board (Awarded to Bidi Facility Services Pty Ltd)Bidi Facility Services Pty Ltd · Metropolitan Cemeteries Board · $249K · 10 Jul 2026
- Contract Awarded for Sewer Pump Replacement at West Kimberly Regional Prison (Department of Justice)NDY - A Tetra Tech Company (NDY Mangement Pty Ltd) · Department of Housing and Works · $65K · 8 Jul 2026
Who buys water & sanitation in Western Australia
- Department of Communities237 contracts · $367.1M
- (inactive) Department of Water368 contracts · $127.4M
- Department of Water and Environmental Regulation112 contracts · $106.4M
- Department of Defence127 contracts · $71.2M
- Rottnest Island Authority54 contracts · $66.1M
- (inactive) Department of Finance121 contracts · $39.0M
- (inactive) Department of Housing and Works OLD59 contracts · $34.1M
- Department of Housing and Works42 contracts · $27.2M
- Department of Regional Australia, Local Government, Arts and Sport8 contracts · $20.7M
- (inactive) Department of Agriculture and Food50 contracts · $17.0M
- Main Roads Western Australia70 contracts · $15.8M
- Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts17 contracts · $14.2M
- (inactive) Perth Dental Hospital and Community Dental Services 130 contracts · $10.8M
- (inactive) Department of Treasury and Finance - Public Works22 contracts · $10.4M
- Department of Transport and Regional Services8 contracts · $8.7M
- Programmed Facility Management53 contracts · $8.1M
- Attorney-General's Department12 contracts · $8.0M
- Child and Adolescent Health Service1 contract · $7.2M
- Botanic Gardens and Parks Authority39 contracts · $6.8M
- Department of Biodiversity, Conservation and Attractions13 contracts · $6.2M
Top water & sanitation suppliers in Western Australia
- 1. KRSP Pty Ltd48 contracts · $132.6M
- 2. Unknown475 contracts · $101.9M
- 3. WATER CORPORATION63 contracts · $86.0M
- 4. Mallard Contracting Pty Ltd1 contract · $70.5M
- 5. Austral Drilling Services Pty Ltd18 contracts · $33.7M
- 6. Meta Maya Group Pty Ltd1 contract · $33.3M
- 7. WSP Australia6 contracts · $31.8M
- 8. Guidera O'Connor3 contracts · $29.6M
- 9. Delta Consultancy7 contracts · $21.3M
- 10. Pilbara Meta Maya9 contracts · $19.4M
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