Tim Cook

Executive chair, Apple

Tim Cook joined Apple in 1998 and built his career around its worldwide operations.

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Tim Cook portrait
Photo: Austin Community CollegeCC BY 2.0 · Displayed in grayscale

At a glance

Tim Cook joined Apple in 1998 and built his career around its worldwide operations. He became CEO in 2011, overseeing new product categories, services and the transition to Apple silicon. In September 2026 he became executive chair as John Ternus took over as CEO.

Coverage
Consumer technology; operations; AI

Sources checked . Selected career milestones and biographical references.

Career, in context.

Selected milestones, newest first. Explore earlier career below.

  1. Becomes Apple’s executive chair

    John Ternus succeeds him as CEO under the board-approved succession plan.

    Source: Apple
  2. Oversees the Mac’s Apple silicon transition

    Apple begins replacing Intel processors in Macs during his CEO tenure.

    Source: Wikipedia
Show earlier careerHide earlier career · 4 milestones

More than 10 years ago.

  1. Apple Watch goes on sale

    The wearable becomes a new product category during his leadership.

    Source: Wikipedia
  2. Becomes Apple CEO

    Cook succeeds Steve Jobs as chief executive.

    Source: Wikipedia
  3. Becomes chief operating officer

    He takes responsibility for Apple’s worldwide sales and operations.

    Source: Wikipedia
  4. Joins Apple

    Cook joins as senior vice president for worldwide operations.

    Source: Apple

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