here are some CEOs of popular brands.

Apple Inc.: – CEO: Tim Cook

Microsoft: – CEO: Satya Nadella

Amazon: – CEO: Andy Jassy (as of my last update; note that Jeff Bezos was the founder and former CEO)

Alphabet Inc. (Google's Parent Company): – CEO: Sundar Pichai

Facebook (Meta Platforms, Inc.): – CEO: Mark Zuckerberg

Tesla, Inc.: – CEO: Elon Musk

Alibaba Group: – CEO: Daniel Zhang

Walmart: – CEO: Doug McMillon

Johnson & Johnson: – CEO: Alex Gorsky (as of my last update; note that leadership changes can occur)