Keith Peiris

Co-Founder and CEO at Tome

Keith Peiris is a Co-Founder and CEO at Tome (2020) and an Entrepreneur In Residence at Greylock (2020). In 2019, they were the Head of Product at Citizen, where they helped the company 10X its active users, reach #1 in the News category of the iOS App Store, and scale the largest contact tracer in the US. Keith also helped redesign the product for mainstream usage, hired the product management team (0-6), and briefly ran recruiting + HR. In 2018, they were Head of Product at Glossier, Inc. From 2016-2011, they were the Messaging & Camera AR Product Lead at Instagram, where they grew Instagram Direct more than 10X to 500M monthly active users. At Facebook (2011-2007), they were Manager of Product Management and worked on Predictive Search and Notifications, Graph Search, Facebook For Android, and the Rotational Product Management Program. Keith also founded and advised the University of Waterloo's nanorobotics team and helped them win the 2011 & 2013 NIST Mobile Microrobotics Challenge with their magnetically levitating 300 micron soccer playing robot.

Keith Peiris attended the University of Waterloo from 2006 to 2011, graduating with a Bachelor of Applied Science (BASc) in Nanotechnology Engineering.


Previous companies

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  • Co-Founder and CEO

    July, 2020 - present

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