Han joined Summit Partners in 2004 and today manages the firm’s London office. He focuses primarily on investments in the technology sector in Europe. Han is a Dutch national and speaks Dutch and English.

Han is currently a director at Darktrace (LSE: DARK), Flow Traders (Euronext: FLOW), Optimove, Red Points and Syncron, and he is active in the firm's investments in Akeneo, LearnUpon, Odoo, and Solactive. His previous board and investment experience includes 360T Group (acquired by Deutsche Börse), Acturis Limited (acquired by Astorg), Avast (LON: AVST), Immersive Labs, Multifonds (acquired by Temenos), RELEX Solutions, SafeBoot (acquired by McAfee), Siteimprove (acquired by Nordic Capital) and Welltec International (acquired by Exor and 7 Industries).

Prior to Summit, Han worked for Scotia Capital and IBM Corporation. He holds a BS in business administration from the University of Groningen, an MSc in international business from the University of Groningen, and an MSc in international finance from the CERAM Graduate School of Management & Technology.