Hosein Khajeh Hosseiny

Founder & Executive Chairman at Trinity AgTech

San Francisco, US

angel-investor

About

Dr. Khajeh-Hosseiny is a British private equity investor, venture capitalist and philanthropist. He is a senior advisor to McKinsey & Company on innovation, growth and transformation; a Board Trustee of the Brookings Institution in Washington DC, and founder and CEO of Open X Innovations LLC, an asset management firm. He served as Managing Director, Managing Partner and CEO of Northgate Capital from 2004 to 2018. Prior to Northgate, Dr. Khajeh-Hosseiny served as Head of Global Private Equity Investments at the McKinsey Investment Office ("MIO"), an organization with $10 billion under management and a wholly owned subsidiary of McKinsey & Company. Prior to MIO, Dr. Khajeh-Hosseiny was a senior management consultant with the Private Equity and Asset Management Practices of McKinsey & Company. While at McKinsey, he advised top global and European investment firms and government agencies on their respective investment strategies and capabilities; advised top global and European invest

Position in the VCSift Database

• 35 investors hold the Founder & Executive Chairman role in VCSift. Hosein Khajeh Hosseiny is one of them.
• 7,285 investors are based in San Francisco, California, United States.

Data sourced from 410,343 investor profiles. Updated July 2026.