Greg Newman is the Chief Executive of Onyx Capital Group - the world's largest liquidity provider in oil derivatives. Greg started his trading career at Mandara Capital aged twenty-two where he created the crude oil desk. Within three years it became the largest independent market-maker in Dated Brent and Dubai swap markets. In 2016 Greg left Mandara with his colleague Omar Kayaam to launch Onyx. Greg has been the driving force behind the development of Onyx on the trading floor and beyond. He established the group’s highly successful training programmes, its unique research offering, data services, brokerage, news and analysis. He has featured in the book “40 Classic Crude Oil Trades : Real-Life Examples of Innovative Trading” and the crude desks he formed at Mandara and Onyx are mentioned in “Brent Crude Oil: Genesis and Development of the World's Most Important Oil Benchmark”. Greg holds a BEng in Biochemical Engineering from University College London.