Sid Sijbrandij is the co-founder and executive chair of GitLab Inc., having served as CEO from 2012 to 2024. They are the founder of Kilo Code (2025 - Present) and Open Core Ventures (founder and general partner, 2020 - Present), and sit on the GitLab Foundation board (2022 - Present as well as leading the Sijbrandij Foundation as president and director (2022 - Present). They earned an M.S. in Management Science from the University of Twente and participated in Y Combinator in 2015. Earlier in their career, they served as Operational Director at U-Boat Worx (2003-2007), led the Legis project as Lead Architect at Ministerie van Justitie (2009-2012), and co-founded Comcoaster (2008-2012).
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