Roger J. Sippl is the Managing Partner of Sippl Investments, a venture firm based in Menlo Park and formerly. See portfolio, sector focus and contact routes.
Roger J. Sippl is the Managing Partner of Sippl Investments, a venture firm based in Menlo Park and formerly Redwood City, California, and is a serial entrepreneur who founded and led Informix Software, Vantive, and Visigenic Software. His investment thesis targets early-stage startups, primarily at the seed stage, with focus on information technology and medical sectors in Silicon Valley and a preference for Asia. Sippl typically engages in angel-level investing and has led over 30 investments, often acting as a lead investor while providing strategic mentorship. Notable portfolio companies include MarketFirst, SolarWinds, Support.com, and Splice Machine, alongside early individual investments in Illustra Information Technologies and Red Pepper Software. He currently serves on the boards of HAHT Commerce and Support.com and actively attends board meetings for other portfolio companies. While no distinctive public writing is cited in available sources, his career is defined by a pattern of founding software companies and transitioning into active venture investing with hands-on board involvement.
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