[3][4] He earned a bachelor's degree in history and international relations from Brown University in 1990, and an MBA from Harvard Business School in 1996.
[5] Haarmann was managing director and partner at Kohlberg Kravis Roberts (KKR).
[5][6] In June 2007, The Daily Telegraph reported that only one of KKR's (then taking over Alliance Boots) eight London-based partners (not Haarmann) was tax-domiciled in the UK.
[7] Searchlight Capital was established in 2010 by Eric Zinterhofer, Haarmann, and Erol Uzumeri, its founding partners.
[10] He is a trustee of Brown University,[11] the Surgo Foundation [citation needed], IntoUniversity, and Art Angel.