27 June 2022

Powerhouse Energy Group plc

("Powerhouse" or the "Company")

Appointment of Interim Non-executive Chairman

Further to the announcement made on 9 June 2022, Powerhouse Energy Group plc (AIM: PHE), the UK technology company commercialising hydrogen production from plastic, confirms the appointment of Keith Riley as Interim Chairman.

Keith Riley is currently a Non-executive Director on the Board and will assume responsibilities as Interim Non-executive Chairman with immediate effect. He is currently proprietor and Chief Executive Officer of Vismundi Limited, a consultancy company providing services to the resources and waste management industry. Prior to that, between 1993 and 2012 he worked for Veolia Environmental Services plc in a number of senior roles, including Group Managing Director for Technology.

A recruitment process is currently underway to appoint a permanent chairman. The Company will update shareholders on this process as appropriate.

Keith Riley, Interim Chairman, commented:

"Powerhouse has done some exceptional work in developing the production of hydrogen from material that is currently just thrown away, and I look forward to seeing this effort being implemented soon.  The Company has a strong board of directors and I look forward to continuing working with them to achieve the success the Company and its shareholders deserve."

Paul Drennan-Durose, Chief Executive Officer, commented:

"I and the Board would like to thank Keith for agreeing to take this position. We already work well together, and his experience will be of value to me and the Company in what we believe will be an important next chapter in the Company's development."

-ENDS-

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Notes to Editors:

About Powerhouse Energy Group plc

Powerhouse Energy has developed a proprietary process technology - DMG® - 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, and other industrial products may be derived. Powerhouse's technology is one of the world's first proven, distributed, modular, hydrogen from waste process.

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

For more information see www.powerhouseenergy.co.uk