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31 March 2023

Powerhouse Energy Group Plc

 (the "Company" or "PHE")

PHE discussions with National Hydrogen Australia

Powerhouse Energy Group Plc (AIM: PHE), a company pioneering integrated technology which converts non-recyclable waste into low carbon energy, notes the recently published press statement from National Hydrogen in Australia and confirms that it is in discussion with National Hydrogen regarding projects in West Mundijong, Perth, Australia and Singapore. As yet, however, no agreements are in place and no undertakings have been given, and there is no certainty that any formal agreements will be entered into at all. Further information will be provided as and when appropriate to do so.

For more information, contact:

About Powerhouse Energy Group plc

Powerhouse Energy has developed a process technology which can utilise waste plastic, end-of-life-tyres, and other waste streams to convert them efficiently and economically into syngas from which valuable products such as chemical precursors, hydrogen, electricity, heat and other industrial products may be derived.

Powerhouse Energy's process produces low levels of safe residues and requires a small operating footprint, making it suitable for deployment at enterprise and community level.

Powerhouse Energy is quoted on the London Stock Exchange's AIM Market under the ticker: PHE and is incorporated in England and Wales.

For more information see www.powerhouseenergy.co.uk