John has served as MapR’s Chief Executive Officer and Chairman of the Board since founding the company in 2009. Prior to founding MapR, John held executive positions in a number of enterprise software companies with a focus on data, storage and business intelligence at both private and public companies including: CEO of Calista Technologies (now Microsoft), CEO of Rainfinity (now EMC), SVP of Products and Marketing at Brio Technologies (BRYO) and General Manager at Compuware (CPWR).
