Tim Cook is stepping down as CEO of Apple: Here’s a look at his 15-year legacy, from new products and services to China expansion

Tim Cook's 15-year tenure as Apple CEO transformed the company from a $350B to $4T enterprise through strategic diversification into services ($109B annual revenue), new product categories (wearables, spatial computing), and operational excellence in global supply chains. His successor, John Ternus, inherits a company facing strategic challenges in AI adoption and emerging technology monetization, requiring IT leaders to anticipate potential shifts in Apple's platform strategy and ecosystem integration. For enterprise technology organizations, this leadership transition signals potential changes in how Apple positions itself in business computing and the competitive landscape for device management, security, and cloud services.