Bill is the Founder and a Managing Director of Clearstone Venture Partners, an institutionally backed venture capital firm founded in 1998 with over $650 million in capital commitments over three funds. He was recognized as one of the top 50 to 100 Venture Capitalists in the United States by Forbes Magazine in its annual Midas List on three separate occasions.
Bill's past board memberships and observer roles include United Online, Overture (acquired by Yahoo!), PayPal (acquired by eBay), the Chronicle Publishing Company (The San Francisco Chronicle and KRON television) and WeddingChannel.com (acquired by the Knot).
After five years as a strategic planning consultant at Boston Consulting Group's offices in Menlo Park, Bill was full-time as President of Nathan Todd & Company, an investment advisory firm which specialized in providing wealth management services and in representing private family fortunes. As part of this work, Bill co-founded five independently managed investment partnerships with over $600 million under management in the areas of securities trading, real estate and merchant banking. He was also active in venture capital, including investments in traditional funds, co-investments with those funds and direct venture investments.
Bill received a J.D., magna cum laude, from Harvard Law School, and is a graduate from the Massachusetts Institute of Technology, where he earned a M.S. in Management from Sloan School of Management and a B.S. in Mathematics.
Kevin Co-founded WorkForce Software, Inc. in 1999 and has been its Chief Strategy Officer since October 2015. He served as the Chief Executive Officer of WorkForce Software, Inc. until October 2015 and also previously served as its President.
Kevin has more than 10 years of management experience in the time and attendance technology and software development industry. He has designed, implemented, and supported PC, client/server, and web-based time attendance systems.
He serves as a Member of Advisory Board at Logi-Serve, LLC. With more than 19 years’ experience in the workforce management field, Kevin has become known as a thought leader and visionary in the industry. He frequently speaks on trends and innovations in the workforce management space.
Kevin holds an MBA and a B.S.E. in Computer Engineering from the University of Michigan.
John was formerly a Partner for 12 years at Kleiner Perkins Caufield & Byers, where he co-led the firm's $1.0 billion Green Growth Fund, which invested in sustainability companies at their growth stage. He retired from the firm in September 2013. Prior to that, John was Managing Director and Head of Technology Investment Banking for the Western United States at Salomon Smith Barney (Citigroup), where he served on the Investment Committees for the firm's Venture Capital Fund and its Venture Capital/Private Equity Fund-of-Funds. He began his career with the law firm Brobeck, Phleger & Harrison. Mr. Denniston was Partner, and served as the Head of Brobeck's Venture Capital Practice Group and a Co-Head of its Information Technology Practice Group.
John has a B.A. degree in Economics and a J.D. from the University of Michigan.
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