Jason Kingsley OBE is founder, CEO and owner of Rebellion Games, established the company in 1992 alongside his brother Chris. He is chairman of The Independent Game Developers’ Association, TIGA, and in 2012 was made an Officer of the order of the British Empire (OBE).

In 2016, Jason launched a medieval history Youtube channel called Modern History TV, of which he is the creator, producer, writer, and presenter, along with his brother Chris Kingsley, and senior producer Brian Jenkins, under the banner of Rebellion Productions.