Anthony Aouni Tamer (born October 12, 1957),[1][2] better known as Tony Tamer, is an American billionaire businessman, and the co-founder and executive chairman[3][4] of H.I.G. Capital, a global private equity and alternative assets investment firm with $70 billion of equity capital under management.[5][6] The Forbes magazine lists him as the 525th richest person in the world, with a net worth of $6.4 billion as of March 2025.[7]
Tamer earned an MBA degree from Harvard Business School, and a master's degree in electrical engineering from Stanford University. His undergraduate degree is from Rutgers University.[8]
Tamer began his career at Hewlett-Packard and later at Sprint Corporation in a variety of engineering, marketing and manufacturing positions.[9] Tamer then joined Bain & Company in 1986 where he ultimately became a partner until he left the firm in 1993. At Bain, he developed business unit and operating strategies, implemented productivity improvement initiatives, and led acquisition and divestiture activities for a number of Fortune 500 clients.
In 1993, Tamer co-founded H.I.G. Capital with Sami Mnaymneh, expanding it into a global private equity firm.[10] H.I.G. specializes in providing investment capital to small and mid-sized companies, utilizing a flexible and operationally focused/value-added approach:[11]
H.I.G. has invested in and managed more than 400 companies worldwide since inception. The firm's portfolio includes more than 100 companies with combined sales in excess of $53 billion.[13]
In January 2015, Columbia University announced that Tamer and his wife Sandra made a transformative gift to establish and endow The Tamer Center for Social Enterprise, which expanded the existing Social Enterprise Program at Columbia Business School.[14] The new funding allowed for the launch of a seed investment fund for social ventures, expansion of loan assistance and summer fellowship programs for social enterprise students, and development of the advisory network for Columbia's social entrepreneurs.[15]
Tamer is on the board of The Tamer Center for Social Enterprise at Columbia University and on the Dean's Council of the Harvard Kennedy School.[16] He is a Trustee of the Museum of Modern Art, a Trustee of the Lincoln Center for the Performing Arts, a Trustee of the New York Presbyterian Hospitals, and a member of the Board of Advisors of the International Rescue Committee (IRC).[17][18][19] Tamer also serves on the advisory board of LIFE (Lebanese International Finance Executives).[20] Tamer helped launch and is the Founding Chairman of COOP Careers, a non-profit which provides underprivileged college graduates with the skills and support to overcome underemployment and gain meaningful careers in the digital economy.[21]
Tamer is married and has four daughters. He is of Lebanese descent.[22][23][24] His wife Sandra holds a master's degree in Electrical Engineering and Computer Science from Massachusetts Institute of Technology (MIT), and is on the board of directors of Rockefeller University,[25] Action Against Hunger, YoungArts,[26] the RMF Foundation, Pérez Art Museum Miami, and the Tamer Center for Social Enterprise at Columbia University.[27]
