8 March 2024

Proton Motor Power Systems plc

("Proton Motor" or the "Company")

Issue of Equity and Total Voting Rights

Proton Motor Power Systems plc (AIM: PPS), the designer and producer of hydrogen fuel cells and hydrogen fuel cell electric hybrid systems with a zero-carbon footprint, announces that, further to the Company's notification on 5 March 2024, application has now been made for 2,090,108 new Ordinary Shares, comprising the Fee Shares to be issued to Helmut Gierse and the Scheme Shares, to be admitted to trading on AIM ("Admission"). Admission is expected to take effect on or around 13 March 2024.

Total voting rights

Following Admission, the Company's issued share capital will comprise 1,661,751,046 Ordinary Shares. The Company does not hold any Ordinary Shares in treasury. This figure may be used by shareholders in the Company as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, the share capital of the Company under the Financial Conduct Authority's Disclosure Guidance and Transparency Rules.

Terms used but not defined in this announcement have the same meaning as set out in the Company's announcement released at 16:21 on 5 March 2024.

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About Proton Motor

Proton Motor has 25 years of experience in Power Solutions using CleanTech technologies such as hydrogen fuel cells, fuel cell and hybrid systems with a zero carbon footprint. Based in Puchheim near Munich, Proton Motor develops and produces standard Products as well as customised solutions.  The focus of Proton Motor is on stationary solutions, as well as mobile, marine and rail applications.  The product portfolio consists of base-fuel cell systems, standard complete, as well as customised systems.

Proton Motor Fuel Cell GmbH is a wholly owned subsidiary of Proton Motor Power Systems plc. The Company has been quoted on the AIM market of the London Stock Exchange since October 2006 (code: PPS).