William is a General Partner at SOSV, a US$400m venture capital fund known as "the Accelerator VC” with a >30% net realized IRR, where he is the Managing Director of Chinaccelerator, SOSV’s global Internet accelerator and the first accelerator in China and Managing Director of MOX, the mobile only accelerator platform with 130m smartphone users in SE Asia. SOSV is the #2 most active Seed Investor in the world in 2016 according to TechCrunch. William joined SOSV from SingTel Innov8 Ventures where he was Managing Director supporting China investments. While at Innov8 he led investments including Yodo1 (mobile games), GMobi (mobile phone platform), DemystData (fintech), Lekan (children's media platform), and Massive Impact which was acquired by GMobi. Previously, William was a Partner at Softbank China & India Holdings, a venture capital firm backed by Softbank and Cisco. While at SoftBank he led investments in Silk Road Telecom (SRT) - in mobile enterprise cloud SaaS, Playspan - a payment platform acquired by Visa (NYSE: V), Punch Entertainment - a Vietnam mobile game developer acquired by DeNA (Tokyo: 2432), and Peacesoft - a Vietnam eCommerce and payment platform backed by eBay (NASDAQ: EBAY) and MOL Group (NASDAQ: MOLG). William spent 11 years as an equity research analyst most recently with Deutsche Bank where he was responsible for Internet and Telecom Equipment in Asia and China technology, media and telecom. William was an active angel investor with 39 investments 2004- 2014.
In 2006 he was ranked #3 All-Asia analyst for Technology/Software and IT Services by Institutional Investor Magazine Asia. In 2005, he was ranked #1 stock picker in Technology, Media and Telecom, and #3 overall for Hong Kong/China by Starmine Thompson Reuters. He currently sits on the boards of advisors/directors for Neonan, Yodo1, DYAD, GMobi, Silk Road Telecom, iTalki, kineticOne, Angelvest (天使谷), Angelcrunch (天使汇), AAMA Shanghai and Techyizu. He holds a BA from Bowdoin College.