The Biggest Companies in the World in 2021


This post is by Jenna Ross from Visual Capitalist


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Biggest Companies in the World by Market Cap

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The Biggest Companies in the World

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Since the COVID-19 crash, global equity markets have seen a strong recovery. The 100 biggest companies in the world were worth a record breaking $31.7 trillion as of March 31 2021, up 48% year-over-year. As a point of comparison, the combined GDP of the U.S. and China was $35.7 trillion in 2020.

In today’s graphic, we use PwC data to show the world’s biggest businesses by market capitalization, as well as the countries and sectors they are from.

The Top 100, Ranked

PwC ranked the largest publicly-traded companies by their market capitalization in U.S. dollars. It’s also worth noting that sector classification is based on the FTSE Russell Industry Classification Benchmark, and a company’s location is based on where its headquarters are located.

Here is the top 100 ranking of the biggest companies in the world, organized from the biggest to the smallest.

RankCompany nameLocationSectorMarket Capitalization
1APPLE INC?? (Read more...)