Outback Ecology
- Environmental consultancy to the mining industry presents details of projects, services and staff. Offices in Western Australia and South Australia.
- http://www.outbackecology.com/

WATER ECOscience
- Quality assurance through environmental, scientific, technical and engineering services to the water and environmental industry. Explains services and lists facilities.
- http://www.wes.com.au/

Australian Farmers Fuel
- Offers renewable biodiesel and bioethanol fuels throughout Australia. Lists locations, announcements, and upcoming events.
- http://www.farmersfuel.com.au/

Carbon Neutral
- Program to offset vehicle's emissions environmental impact by planting trees. Designed to work with individuals, private organisations and government.
- http://www.carbonneutral.com.au

Basslink
- A proposal to join the Tasmanian and national electricity grids by means of a subsea and terrestrial interconnector between Tasmania and Victoria.
- http://www.basslink.com.au/

AGL Australian Gas Light Company
- Australia's largest energy provider. Includes company history and information about products and services.
- http://www.agl.com.au/

Biodiesel Association of Australia
- Promotes the use of biodiesel fuel. News, standards, membership, library, and forum.
- http://www.biodiesel.org.au/

National Electricity Market Management Company
- Body corporate responsible for the administration and operation of the wholesale national electricity market in accordance with the National Electricity Code. Information, events, and publications.
- http://www.nemmco.com.au/

TXU Australia
- Provides retail gas and electricity to business and consumers.
- http://www.txu.com.au

Epic Energy
- Information about a large gas supply and transmission company that maintains an extensive pipeline system.
- http://www.epicenergy.com.au/

Origin Energy
- National operator of power generation and cogeneration projects. Also involved in energy exploration and supply of electricity and gas to retailers and consumers.
- http://www.originenergy.com.au

Kleenheat Gas
- Information on commercial, residential and automotive gas appliances and services.
- http://www.kleenheat.com.au/

Energex
- An energy company offering a range of expertise, products and services throughout Australia and overseas.
- http://www.energex.com.au

CitiPower
- A leading energy company that provides electricity and related services Australia wide.
- http://www.citipower.com.au