Sung Y. Yoon

Sung Y. Yoon is a Managing Partner of KTB Ventures.  Based in Palo Alto and Beijing, Mr. Yoon is focused on the information technology sector with emphasis on the communication and semiconductor space.  Since 1994, Mr. Yoon has led KTB's investments in 41 companies in the United States such as Xylan/Alcatel, Copper Mountain Networks (CMTN), Alteon Websystems/Nortel, Sonus Networks (SONS), Centillium Communication (CTLM), Terayon (TERN), IC Works/Cypress, Polyfuel (PYF), Airespace/Cisco and Berkana Wireless/Qualcomm.  He is active as a board member or a board observer of companies under KTB’s current investment portfolio including Beceem, Inphi,  Rosum, 5Square and CNK Technology.

Mr. Yoon previously served as the CEO of a search engine company, Wisenut, prior to its successful merger with Looksmart Ltd. (LOOK).  He also managed the cross-border acquisitions of KTB's portfolio companies in Korea, Internet Auction by eBay (EBAY) in 2001, JobKorea by Monster (MNST) in 2005, Integrant Technologies by Analog Devices (ADI) in 2006 and FCI by Silicon Motion (SIMO) in 2007.  Prior to managing KTB's investments in the U.S., he managed KTB's investments in the Asia Pacific region.

Mr. Yoon advises the Korean government on venture capital and the nurturing of technology startups in Korea. Mr. Yoon is fluent in English, Korean and Mandarin.