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Warren East CBE, FRS, FREng, FIET, FBCS is a British engineer and businessperson. He was appointed CBE in the 2014 New Year Honours ‘for services to the technology industry’. After a degree in Engineering Science at Oxford University he worked in the semiconductor Industry for 30 years, initially with Texas Instruments, during that time he did an exec MBA at Cranfield. He joined ARM Holdings in 1994 undertaking a series of roles before becoming CEO (2001-2013). After a brief period focussing on Non-executive roles he was appointed to lead Rolls-Royce plc as CEO from 2015-2022. He is currently a non-executive director at Tokamak Energy Ltd, a member of the supervisory board at ASML NV, chair of C-Capture, chair of NATS and serves on the advisory board for Avina Clean Hydrogen. Warren is an Executive in Residence at the Saïd Business School at Oxford and an Honorary Fellow at Wadham College, Oxford.