Mathieu Flamini, the former Arsenal midfielder, recently had the opportunity to meet King Charles while representing the company that made him a billionaire. He was one of the Gunners' top midfielders during the 2000s, winning three FA Cups across his two spells in north London. Flamini retired from football in 2019 and is now worth billions after making a drastic career change.

Back in 2008, he co-founded biochemicals company GF Biochemicals alongside Pasquale Granata. Flamini took a hands-on role following his retirement, becoming chief executive with a 60 per cent stake which saw him accumulate a reported £10billion. He is now believed to have a net worth surpassing that of Arsenal owner Stan Kroenke.

Flamini's incredible wealth is not the only thing he can brag about, though. He recently shook hands with the King after receiving a special invitation to meet him at Buckingham Palace.

Taking to Instagram, Flamini said: "Last week, I had the honour of joining the Circular Bioeconomy Alliance, where global leaders and Indigenous voices are shaping the future of the bioeconomy.

"Proud that GFBiochemicals stood alongside visionaries building a sustainable world under...