Top 10 Biggest Companies in the World by Market Cap

1. Apple (AAPL) - $2.3 trillion

Apple Inc. is a global American technology firm with headquarters in Cupertino, California. Apple is the world's largest firm by market capitalization as of June 2022, the fourth-largest personal computer vendor by unit sales, the second-largest producer of mobile phones, and the largest technological business by revenue (totaling US$365.8 billion in 2021). In August 2018, Apple became the first U.S. firm valued at over $1 trillion. This was followed by valuations of $2 trillion in August 2020 and, most recently, $3 trillion in January 2022. One of the most valuable brands in the world, according to rankings.

2. Microsoft (MSFT) - $1.9 trillion

Microsoft Corporation is a multinational technology company with its headquarters in Redmond, Washington, in the United States. It produces computer software, consumer electronics, personal computers, and related services. The Windows range of operating systems, the Microsoft Office package, and the Internet Explorer and Edge web browsers are some of its best-known software offerings. The Xbox video gaming consoles and the Microsoft Surface range of touchscreen personal PCs are its two main hardware offerings. Microsoft was the world's largest software company by revenue as of 2019; it was placed No. 21 in the Fortune 500 rankings of the largest American firms by total revenue in 2020.

3. Saudi Aramco (2222.SR) - $1.79 trillion

Saudi Aramco, often known as the Saudi Arabian Oil Business or just Aramco, is a publicly traded Saudi Arabian oil and gas company with its headquarters in Dhahran. Its Arabic name is Saudi Aramco (Armk as-Sudiyyah. Based on sales, it will rank among the top firms in the world in 2020. With more than 270 billion barrels (43 billion cubic meters) of proven crude oil reserves, Saudi Aramco has the second-largest oil production per day of any oil-producing company in the world. Since 1965, no other firm has contributed more to the world's carbon emissions than it. Saudi Aramco surpassed Apple Inc. to become the biggest (and most valuable) corporation in the world by market cap on May 11, 2022.

4. Alphabet (GOOG) - $1.24 trillion

With its corporate headquarters in Mountain View, California, Alphabet Inc. is an American global technological conglomerate holding company. On October 2, 2015, it was formed through a restructuring of Google and became the parent company of Google and a number of its previous subsidiaries. By revenue, Alphabet is the third-largest technology corporation in the world and one of the most valuable businesses. The creation of Alphabet Inc. was motivated by a desire to give group firms with activities outside of Internet services more autonomy while making the core Google business "cleaner and more accountable." In December 2019, the company's founders, Larry Page and Sergey Brin, announced their resignation from their leadership positions. Sundar Pichai, who is also the CEO of Google, will take over as CEO. Alphabet Inc. continues to employ Page and Brin as well as have them on its board and as its majority owners.

5. Amazon.com Inc. (AMZN) - $0.94 trillion

An American global technology business with a concentration on e-commerce, cloud computing, online advertising, digital streaming, and artificial intelligence is known as Amazon.com, Inc. One of the most valuable brands in the world, it has been called "one of the most significant economic and cultural forces in the globe". On July 5, 1994, Jeff Bezos launched Amazon from his garage in Bellevue, Washington. It started out as an online book store but has since evolved into many different product categories, earning the nickname "The Everything Store." It has numerous subsidiaries, including Kuiper Systems (satellite Internet), Amazon Lab126, Zoox (autonomous vehicles), and Amazon Web Services (cloud computing) (computer hardware R&D). The company also has subsidiaries for Ring, Twitch, IMDb, and Whole Foods. With the $13.4 billion purchase of Whole Foods in August 2017, it significantly expanded its physical retail reach.

6. Berkshire Hathaway (BRK-B) - $0.69 trillion

American multinational conglomerate holding corporation Berkshire Hathaway Inc. has its headquarters in Omaha, Nebraska. Insurance is its primary line of work and source of funding, and it invests the float (retained premiums) in a diverse range of subsidiaries, equity positions, and other securities. Warren Buffett, the company's chairman and CEO since 1965, and Charlie Munger, the vice chairman since 1978, are noted for their support of value investment ideas. Under their leadership, the company's book value has increased by 20% on average, compared to 10% for the S&P 500 index over the same time period when dividends were taken into account, while using significant amounts of capital and little debt. Auto insurer GEICO and reinsurance company General Re are two of the corporation's insurance brands. Its non-insurance companies work in a variety of industries, including distribution of natural gas and electricity, retail, railroads, home furnishings, machinery, jewelry, and clothes. Pilot Flying J (38.6%), Kraft Heinz Company (26.7%), American Express (18.8%), Bank of America (11.9%), The Coca-Cola Company (9.32%), and Apple (5.57%) are a few of the companies it partially owns.

7. Tesla (TSLA) - $0.51 trillion

Tesla, Inc. is an American global automobile and sustainable energy corporation with its headquarters in Austin, Texas. Tesla creates and manufactures solar panels, solar roof tiles, electric vehicles (electric cars and trucks), residential and grid-scale battery energy storage, and other associated goods and services. With a market value of more than US$550 billion, Tesla is one of the most valuable companies in the world and continues to be the most valuable automobile. With 21% of the battery-electric (pure electric) market and 14% of the plug-in market, the firm sold the most battery electric and plug-in electric vehicles globally in 2021 (which includes plug-in hybrids). With 3.99 gigawatt-hours (GWh) of deployed battery energy storage systems in 2021, Tesla Energy is also among the biggest suppliers of such systems globally.

8. United Health (UNH) - $0.50 trillion

An international managed healthcare and insurance organization with headquarters in Minnetonka, Minnesota, is UnitedHealth Group Incorporated. It provides services for insurance and healthcare products. The largest healthcare corporation by revenue, the largest insurance company by net premiums, and the seventh largest company in the world overall are all a part of UnitedHealth Group. 80% of the Group's total revenues come from UnitedHealthcare. On the Fortune Global 500 for 2022, the company is rated number 11. As of March 31, 2021, UnitedHealth Group's market value was $400.7 billion.

9. Johnson & Johnson (JNJ) - $0.47 trillion

Incorporated in the United States in 1886, Johnson & Johnson (J&J) produces consumer packaged goods, pharmaceuticals, and medical equipment. According to total revenue, the company is placed No. 36 on the 2021 Fortune 500 list of the largest American corporations. Its common stock is a component of the Dow Jones Industrial Average. One of the two U.S.-based businesses with a AAA prime credit rating, Johnson & Johnson is among the most valuable businesses in the world. The brands owned by Johnson & Johnson include many well-known prescription drugs and first aid products. The Band-Aid Brand line of bandages, Tylenol pharmaceuticals, Johnson's Baby products, Neutrogena skin and beauty products, Clean & Clear face wash, and Acuvue contact lenses are just a few of its well-known consumer goods. Janssen Pharmaceuticals is the pharmaceutical division of Johnson & Johnson. On November 2021, the business stated that it would divide into two publicly traded businesses, one specializing in consumer goods and the other in medicines and medical technologies.

10. Visa (V) - $0.45 trillion

An American international financial services firm with its headquarters in San Francisco, California, is known as Visa Inc. It makes electronic money transfers possible anywhere in the world, most frequently via prepaid, debit, and credit cards bearing the Visa name. One of the most valuable firms in the world is Visa. Visa instead supplies financial institutions with payment solutions bearing the Visa name, which they can use to provide their clients credit, debit, prepaid, and cash access programs. Visa does not actually issue cards, grant credit, or set rates and fees for consumers. According to the 2015 Nilson Report, which monitors the credit card industry, Visa's global network (also known as VisaNet) handled 100 billion transactions in 2014, totaling US$6.8 trillion.