Sofia Karionova

Sofia Karionova has extensive experience in finance and strategy, currently serving in a GTM Strategic Finance role at OpenAI since October 2025. Prior to this, Sofia was the Sr. Manager of GTM Strategic Finance at Checkr, Inc., where responsibilities included leading finance and strategy initiatives. Earlier roles include Chief of Staff to the CEO & Sr. Associate at SignalFire and Private Equity Associate at Vector Capital, focusing on technology investments. Sofia began a career in investment banking at Bank of America Merrill Lynch, working on notable transactions. Academic credentials include a Bachelor's Degree in Applied Mathematics and Economics from Brown University.