About
Mr. Stewart is an investor and Avalanche Board Member since October 2006. He is the Co-Founder and Chairman of Mezzanine Capital Partners (www.mezzaninecap.com) which specializes in providing venture debt and equity financing to venture backed IT companies. Concurrently, he is the Founder and President of Asia Pacific Ventures (APV – www.apvco.com) and has advised over 350 U.S. venture backed IT start-up companies in entering the Japan/Asia marketplace, raising more than $3 billion in equity, debt and joint venture financing over the past 20 plus years. Mr. Stewart was also the founding General Partner of APV Technology Partners I, II and III with over $200 million in early stage venture funding under management. Some of Mr. Stewart’s prior venture capital successes include SiliconStor (acquired by LSI), Lexar Media (acquired by Micron), SecureTax (acquired by Intuit), Okena (acquired by Cisco), Sharewave (acquired by Cirrus Logic), Packet Engines (acquired by Alcatel). Other
Position in the VCSift Database
- • 3 investors at CSV Capital Partners are tracked.
- • 421 investors hold the Venture Partner role in VCSift. William Stewart is one of them.
- • 7,285 investors are based in San Francisco, California, United States.
Data sourced from 410,343 investor profiles. Updated July 2026.
Investment Focus
- Location
- San Francisco, US
Contact Information
Find more investors like William
Search Investors