Light Science Technologies Holdings plc announced that Dr Graham Cooley has been appointed as Non-Executive Chairman, and Richard Mills, previously a consultant to the Company, has been appointed as Independent Non-Executive Director. Myles Halley and Robert Naylor have both stepped down from their respective roles as Non-Executive Chairman and Non-Executive Director. All changes are effective immediately.

Dr. Cooley has over 35 years' experience at the forefront of new technology introduction in the power, energy storage and hydrogen sectors. He was previously Business Development Manager at National Power plc, the UK's largest power generator and CEO of ITM Power plc, the first hydrogen related company quoted on the AIM Market of the London Stock Exchange, a founding member of the UK Government's Hydrogen Advisory Council and a Board Member of RenewableUK. Dr. Cooley is a proven deal maker with a particular expertise in product and market strategy and has raised over £600m for British Cleantech SMEs.

He has also been an active investor in AIM-quoted UK cleantech companiesfor over a decade.He gained his PhD in Materials Physics from Brunel University and has several fellowship appointments. Dr. Cooley is currently Non-Executive Director of Cadent Gas, the UK's largest gas distribution company and is Patron of CleanupUK. Dr. Cooley's added value to the Board and Company will include corporate governance, commercial strategy and deal-making.

Mr. Mills, a chartered management accountant, is the Managing Director of Haygrove Limited's Growing Systems Division, where he leads its polytunnel and growing systems business managing over 200 staff. His global CEA experience includes expanding Haygrove into new markets, from conceptualisation, through planning and implementation, rolling new businesses out in China, Germany and India - achieving substantial improvements in revenue growth and profitability. Richard was a Senior Internal Auditor for a Top 20 accountancy practice and an External Auditor at Ernst & Young.

In the September 2023 to February 2024 period that Mr. Mills worked in a consulting capacity for LSTH, he was responsible for significant growth in the pipeline of international CEA opportunities; with distribution partnerships in two new territories expected during the first half of this calendar year and strong progress made in developing relationships in two further significant territories. Mr. Millslends significant expertise to the Board and Company, which will be of particular benefit in CEA and technologies markets, strategic and market positioning, and as a Chairman of the Audit and Remuneration Committees. The following additional information is provided in accordance with paragraph (g) of Schedule Two of the AIM Rules for Companies.

Dr Graham Edward Cooley (aged 59): Current Directorships: Brigantia Capital Ltd; Cadent Gas Limited; Quadgas Holdco Limited; Quadgas Investments Bidco Limited; Quadgas Midco Limited; Quadgas Pledgeco Limited and Yelooc Limited. Past Directorships (in the last five years): H2 Green Ltd; ITM Power plc; ITM Power (Trading) Limited; ITM Power (Shelfco) Limited; ITM Power (Research) Limited; Motive Fuels Limited; Nanosun Limited; Orkney Hydrogen Trading Limited; Renewable UK Association. Mr. Richard John Mills (aged 44): Current Directorships: Arkif Limited; Haygrove Limited; Haygrove Development Limited; Haygrove GMBH; Haygrove Inc; Haygrove India Private Limited; Haygrove Plants Limited; Haygrove South Africa Pty; Haygrove spolka z organiczona odpowiedzialnoscia; Haygrove Tunnels Sociedad de Responsabilidad Limitada de Capital Variable; Haygrove (Shanghai Trade) Co Ltd.