Marc Greene is a Managing Director at Okapi Partners and a key member of Okapi Market Intelligence Group LLC, the firm's market surveillance and shareholder identification platform. He specializes in advising corporate clients on institutional share ownership trends and how shifts in their shareholder base impact valuation, corporate strategic
planning, and investor relations strategy.

With more than 30 years of experience spanning investor relations, corporate communications, market intelligence, and business development, Marc has worked with clients across a wide range of industries on major IPOs, mergers, and acquisitions. His deep relationships across the IR and market intelligence ecosystem make him a trusted advisor to companies navigating complex ownership dynamics.

Prior to Okapi, Marc served as Managing Director of Global Markets Intelligence at Ipreo, where he provided IR teams with real-time ownership data and analysis. Before that, he was a Vice President at Thomson Financial Capital Markets Intelligence, advising corporate clients in the technology, biotech, and financial sectors.

Marc began his career at Georgeson & Company in 1991 and played an instrumental role in the acquisition of Georgeson's Investor Relations division by Thomson Financial in 1999.

He holds an MBA in Finance and Marketing from NYU's Stern School of Business and a B.S. in Finance and Management from Northeastern University.