Mark Leslie

Angel Investor · Mark Leslie

Mark Leslie is an angel investor focused on early-stage (pre-seed and seed) “frontier technology” companies in sectors including enterprise applications, data management, cybersecurity, applied AI, and HealthTech [2][3][6]. His notable portfolio companies include Pano AI (Series A, 2022), Rubrik, Rigetti Computing (Series C, 2020), HealthTap, and Clumio (exited 2024) [6][10][12]. Leslie’s distinc…

Focus: Mr. Mark Leslie serves as a Managing General Partner in Leslie Ventures. He is an Advisor at Genetic Finance and also a lecturer in management at Stanford Graduate School of Business, where he teaches courses in entrepreneurship, ethics, and sales organization. He also serves as a Board Member at Big Switch Networks. Mr. Leslie was the founding chairman and Chief Executive Officer of Veritas Software. From 1980 until 1990, he served as president and chief executive officer of two Silicon Valley high tech start-up companies. Prior experience includes sales management, sales executive, systems engineer, and software engineer. Mr. Leslie designed and developed the first software hypervisor while employed at IBM in 1969. Mr. Leslie currently serves on the boards of a number of privately-held high technology corporations, including PernixData, Bib Switch, Librato, Liquid Robotics, Model N Software, Nebula, PureStorage, SeaMicro Systems, SugarCRM, Skybox Imaging, Sugar CRM, Wall Street Syste
Location: Portola Valley, CA, United States

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