Ian Tien

Ian Tien

CEO and Co-founder


Ian Tien is CEO and co-founder of Mattermost, Inc., a secure collaboration platform for technical operations that accelerates safety, productivity and innovation. Mattermost serves tech giants, bank, governments, and some of the most vital and mission-critical organizations in the world with both commercial and open source offerings.

Ian previously founded SpinPunch, Inc., an award-winning online video game company whose titles were played by millions of people across 190 countries. He was formerly VP Product at Flickme, a movie streaming startup backed by Sequoia Capital, Warner Brothers and Sony Pictures. Before that, he ran product management for Microsoft’s SkyDrive and Windows Live Photos services (now "OneDrive"), and was product management lead for Hotmail (now "Outlook.com"). Prior, he led engineering teams for Microsoft Office in its enterprise software business across SharePoint and business intelligence product lines.

Ian holds over a dozen patents in analytic applications and is alumnus of the University of Waterloo, where he worked at Trilogy Software during school, and the Stanford Graduate School of Business, where he served as teaching assistant for Andy Grove and Myron Scholes.

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