Former Arsenal and France midfielder Mathieu Flamini has traded the dressing room for the drawing room after meeting King Charles III at Buckingham Palace, underscoring his transformation from Premier League favourite to clean energy tycoon.
Now reportedly the world’s wealthiest former professional footballer, Flamini has amassed a substantial fortune through GF Biochemicals, his company specialising in sustainable alternatives to fossil fuels.
During the summit, the Frenchman issued an urgent call for accelerated investment in green chemistry and biotechnology, warning that Europe risks falling behind global superpowers such as the United States and China without decisive innovation.
Once a fan favourite at Arsenal, Flamini is now channelling his competitive drive into climate technology and international business — proving his most impactful performances may yet come off the pitch.




