Top energy & environment suppliers to government in Western Australia

2,968 awarded contracts, $4.9B in total

Ranked by contract value

1. Alinta228 contracts · $2.1B
2. Synergy459 contracts · $704.1M
3. Perth Energy172 contracts · $332.2M
4. Plenti1 contract · $316.5M
5. Aurecon7 contracts · $196.4M
6. Unknown303 contracts · $180.3M
7. Cannon Hygiene Pty Ltd2 contracts · $110.5M
8. Horizon Power21 contracts · $83.0M
9. Energy-Tec (Energy-Tec Holdings Pty Ltd)1 contract · $81.1M
10. Kleenheat Gas45 contracts · $36.0M
11. Helicopter Logistics Pty Ltd1 contract · $30.7M
12. 360 Evironmental Pty Ltd9 contracts · $30.6M
13. Aurora Environmental25 contracts · $22.6M
14. Regional Power Corporation3 contracts · $20.6M
15. Alinta Energy Assist (TOTAL ASSET MAINTENANCE PTY LTD)2 contracts · $20.1M
16. Australsun (JRA Group Pty Ltd)1 contract · $20.0M
17. Carnegie Clean Energy Ltd3 contracts · $18.4M
18. Alinta Energy. (Alinta Energy Developments Pty Ltd)22 contracts · $16.7M
19. South Coast Natural Resource Manage Inc2 contracts · $16.5M
20. PEEL HARVEY CATCHMENT COUNCIL INC4 contracts · $16.0M
21. DDR Australia3 contracts · $15.0M
22. Change Energy78 contracts · $14.9M
23. SOUTH WEST CATCHMENTS COUNCIL3 contracts · $13.7M
24. KENT ENERGY SOLUTIONS PTY LTD1 contract · $12.5M
25. GHD pty ltd31 contracts · $12.4M
26. South Coast Natural Resource Management Inc4 contracts · $11.3M
27. Agility80 contracts · $10.8M
28. Ecotech13 contracts · $10.5M
29. AGL Sales Pty Ltd1 contract · $9.8M
30. Australian Wildlife Conservancy1 contract · $9.7M
31. APT Parmelia Pty Ltd (The Trustee for APT Parmelia Trust)1 contract · $9.1M
32. Caltex Australia Petroleum Pty Ltd1 contract · $9.0M
33. WOOD AUSTRALIA PTY LTD1 contract · $8.8M
34. Balance Utility Solutions4 contracts · $7.7M
35. Alliance Power and Data (Alliance Power and Data Pty Ltd)2 contracts · $7.3M
36. BHP Billiton Worsley Alumina Pty Ltd3 contracts · $6.2M
37. South West Catchments Council aka South West NRM4 contracts · $6.0M
38. SUEZ Recycling & Recovery12 contracts · $5.9M
39. Energy Exemplar4 contracts · $5.6M
40. West Australian Alternative Energy11 contracts · $5.6M
41. AECOM13 contracts · $5.3M
42. Eucla Motor Hotel (Amber Motel (Eucla) WA Pty Ltd)6 contracts · $5.0M
43. Springcity Pty Ltd15 contracts · $4.8M
44. NORTHERN AGRICULTURAL CATCHMENTS COUNCIL INCORPORATED5 contracts · $4.6M
45. Carbon Financial Services Pty Ltd1 contract · $4.5M
46. Perdaman Advanced Energy19 contracts · $4.4M
47. Battery Energy Pty Ltd1 contract · $4.4M
48. Clear Energy (Clear Energy Pty Ltd)5 contracts · $4.4M
49. Cleanaway11 contracts · $4.3M
50. ISLAND PETROLEUM SERVICES PTY LTD6 contracts · $4.3M

Who buys energy & environment in Western Australia

Department of Treasury and Finance4 contracts · $1.9B
Public Transport Authority78 contracts · $419.2M
Department of Energy and Economic Diversification15 contracts · $324.3M
Department of Defence158 contracts · $216.9M
North Metropolitan Health Service13 contracts · $171.4M
WA Country Health Service28 contracts · $130.6M
(inactive) Department of Transport45 contracts · $122.7M
(inactive) Department of Treasury and Finance11 contracts · $113.4M
South Metropolitan Health Service10 contracts · $110.5M
Department of Education665 contracts · $101.9M

Recently awarded energy & environment contracts in Western Australia

Supplied Temporary Project Manager for Consumer Advocacy to Department of Energy and Economic DiversificationHays Specialist Recruitment Pty Ltd (Hays Specialist Recruitment (Australia) Pty Ltd) · Department of Energy and Economic Diversification · $56K · 1 Oct 2026
Removal and Direct Disposal of Vessel 73030 'Blue Water' awarded to Indianic Group Pty LtdIndianic Group Pty Ltd · Department of Transport and Major Infrastructure · $128K · 2 Oct 2026
Supply of Electricity to Caladenia Primary SchoolChange Energy (Change Energy Pty Ltd) · Department of Education · $152K · 7 Sep 2026
Supply of Electricity to South Halls Head PS — Awarded to Change Energy (Change Energy Pty Ltd)Change Energy (Change Energy Pty Ltd) · Department of Education · $68K · 15 Sep 2026
Supply of Domestic LPG to DFES Training AcademyElgas Limited · Department of Fire and Emergency Services · $440K · 24 Sep 2026
Installation, Operation and Servicing of a Windcube 200S LIDAR System for an Air Monitoring Campaign in GreenbushesEcotech (Ecotech PtyLtd.) · Department of Water and Environmental Regulation · $95K · 24 Sep 2026
Supply of 1 AvK DIG Alternator to Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts — awarded to RMEM ENGINEERING PTY LTDRMEM ENGINEERING PTY LTD · Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts · $566K · 18 Sep 2026
Category A Services for Shire of Gingin and Northern Coastline — Awarded to McMullen Nolan Group by LandgateMcMullen Nolan Group (McMullen Nolan And Partners) · Landgate · $1 · 15 Sep 2026
LG00672023E - TN2627007 South West Coastal Plain Category A awarded to Photomapping ServicesPhotomapping Services (Photomapping Services Pty Ltd) · Landgate · $1 · 15 Sep 2026
Supply of Electricity to Canning Vale Primary School (CUAELC2012)Synergy (Electricity Generation and Retail Corporation) · Department of Education · $96K · 24 Aug 2026

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