Australian Energy Market Operator
| Founded | 2009 |
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| Headquarters | Melbourne, Victoria, Australia |
Number of locations |
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Key people |
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| Revenue | A$810 million (budgeted FY2026) |
Number of employees | ~1,800 (2025) |
| Website | www |
The Australian Energy Market Operator (AEMO) is a public utility organisation that manages gas and electricity markets in Australia. It manages the National Electricity Market (NEM), the Wholesale Electricity Market (WA) (WEM) and the Victorian gas transmission network. AEMO also facilitates electricity and gas full retail contestability, overseeing these retail markets in eastern and southern Australia. It is additionally responsible for national transmission planning for electricity and the establishment of a Short Term Trading Market (STTM) for gas.
AEMO is an independent, not-for-profit company with membership comprising state and federal governments (60% membership interest) and energy industry participants (40% membership interest). Around 1,800 people work for AEMO across Australia, including engineers, scientists, economists and IT and digital specialists, in addition to corporate support.
AEMO's functions are prescribed in its Constitution and in legislative instruments, such as the National Electricity Law and National Gas Law, as well as Western Australian provisions such as the Electricity System and Market Rules.