AWS CEO Matt GarmanAmazonMatt Garman leads AWS with 11 executives amid rising cloud and AI competition.Garman, an Amazon veteran, became AWS CEO in June, succeeding Adam Selipsky.Julia White, ex-SAP and Microsoft, is the latest addition as AWS's chief marketing officer.A leaked Amazon Web Services organizational chart shows the 11 executives helping new CEO Matt Garman lead the unit through a period of intense competition in cloud computing and artificial intelligence.Garman, an 18-year veteran of AWS, became its CEO in June.