22 June 2023

Clean Power Hydrogen plc

("CPH2", the "Company" or the "Group")

2023 Save As You Earn Scheme

CPH2, the UK-based green hydrogen technology and manufacturing company that has developed the IP-protected Membrane-Free Electrolyser ("MFE"), announces that on 30 May 2023 all employees of the Company were invited to participate in its HMRC compliant 'Save As You Earn' scheme (the "Scheme").

A total of 18 employees of the Company, including three of the Company's 'persons discharging managerial responsibility' ("PDMRs"), applied to participate in the Scheme, resulting in the grant of options to subscribe for an aggregate of 489,264 new Ordinary Shares in the Company (the "Options") on 21 June 2023.

The Options have an exercise price, calculated in accordance with the rules of the Scheme, of 22 pence per Option (representing a 20% discount to the closing mid-market price per Ordinary Share on 26 May 2023, being the previous business day prior to the invitation to participate in the Scheme being made). Subject to the rules of the Scheme participants will be able to exercise their Options within six-months commencing on 1 August 2026.

Pursuant to the Scheme, the following PDMRs applied to participate in the Scheme and have been granted Options in the amounts shown below.

Following these option grants, the Company has 22,355,821 shares under option. This represents, following the increase in options mentioned below, 8.34% of the issued share capital of the Company.

The notifications below provide further details in relation to the grant of Options to the PDMRs listed above.

For more information, please contact:

To find out more, please visit: https://www.cph2.com

Overview of CPH2

CPH2 is the holding company of Clean Power Hydrogen Group Limited ("Clean Power") which has almost a decade of dedicated research and product development experience. This experience has resulted in the creation of simple, safe and sustainable technology which is designed to deliver a modular solution to the hydrogen production market in a cost-effective, scalable, reliable and long-lasting manner. The Group's strategic objective is to deliver the lowest LCOH in the market in relation to the production of green hydrogen. The Group's MFE technology is already commercially available and demonstrating cost efficiencies and technological advantages. CPH2 is listed on the AIM market and trades under the ticker LON:CPH2.