Chatri started as an investment analyst at
Fidelity Investments covering a variety of industries. He later launched Nextdoor Networks with Yau Soon Loo, a classmate at Harvard. Nextdoor Networks was a
San Francisco based startup provider of e-commerce infrastructure. Sityodtong was a Managing Director at
Maverick Capital, a US$12 billion hedge fund. In 2005, backed by
Farallon Capital, Sityodtong launched Izara Capital Management, a US$500 million New York hedge fund. After a decade on Wall Street, he retired. In 2008, he founded
Evolve MMA, a chain of martial arts academies in Asia. In 2011, Chatri founded
ONE Championship and currently serves as its chairman and CEO. Under his leadership, ONE was named Asia's largest global sports media property by
Forbes, while
Nielsen ranks ONE amongst the world's top 10 biggest sports media properties in terms of viewership and engagement. In 2021, Sityodtong starred in
The Apprentice: ONE Championship Edition. The show won Asia's Best Reality TV Series at the 2021 Asian Academy Awards. In August 2022, Sityodtong accepted an invitation by the
Royal Thai Army to become a promoter at the prestigious
Lumpinee Boxing Stadium in Bangkok, Thailand.
Philanthropy Sityodtong supports
Global Poverty Project through his companies. He is an active donor to Boys' Town Home, a charity that serves underprivileged children and youths at risk. Sityodtong also supports the
Singapore Children's Society and children with cancer with Children's Cancer Foundation. ==References==