At 4 April 2019 there were 645,218,228 shares in issue with a nominal value of 1p each, with one voting right per share. All securities are traded at AIM and there are no restrictions on the transfer of the company’s securities.

Notice is hereby given that the annual general meeting of Proton Power Systems PLC will be held at the offices of Stockdale Securities Limited, 7th Floor, 100 Wood Street, London, EC2V 7AN at 12.00pm on Friday 7 June 2019

There are no shares held in treasury.

As at 4 April 2019 the following significant shareholdings of 3% or more of the ordinary share capital of the Company have been notified to the Company.

SFN CLEANTECH INVESTMENT LTD

Ordinary Shares

Number: 596,279,682

92.42%

Shares in public hand at 4 April 2019: 6.88%