Want to know which is the largest company in the world by revenue in 2025? The world’s largest companies represent relatively new, fast-growing industries. Walmart has been the world’s largest revenue generating company for many years. Here we have compiled a list of the top 10 biggest companies in the world in 2025 by revenue. Let’s see!
Revenue is the total amount of income a company generates from the sale of goods or services. Unlike earnings, no expenses are deducted.
10. Berkshire Hathaway: $364 billion
Revenue: $364.4 billion
- Headquarters: Blackstone Plaza, Omaha, Nebraska, United States
- Employees: 396,500
- Market Cap: $977 billion
Berkshire Hathaway is an American multinational conglomerate holding company headquartered in Omaha, Nebraska, United States. According to the latest financial reports of Berkshire Hathaway the company’s current revenue is $364 billion. Revenue is the total amount of income that a company generates from the sale of goods or services. Unlike earnings, no expenses are deducted.
Berkshire Hathaway’s market cap is $977 billion. This makes Berkshire Hathaway the 11th most valuable company in the world by market cap, according to our data.
Market capitalization, commonly called market cap, is the total market value of a publicly traded company’s outstanding shares and is commonly used to measure how much a company is worth.
Founded in 1839 as a textile manufacturer, it underwent an extensive restructuring in 1965 into a conglomerate led by Chairman and CEO Warren Buffett and Vice Chairman Charlie Munger. The company’s core business and source of capital is insurance, from which it invests in subsidiaries, equity positions and a broad portfolio of other securities.
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09. UnitedHealth Group: $371 billion
Revenue: $371.6
- Headquarters: Minnetonka, Minnesota, United States
- Employees: 440,000
- Market Cap: $472 billion
UnitedHealth Group Incorporated is an American multinational health insurance and services company based in Minnetonka, Minnesota. UnitedHealthcare offers insurance products, and Optum offers health care services and care delivery aided by technology and data.
According to the latest financial reports of UnitedHealth, the company’s current revenue is $371 billion. Revenue is the total amount of income that a company generates from the sale of goods or services. UnitedHealth is one of the top 10 largest companies in the world by revenue.
UnitedHealth has a market capitalization of $472 billion, making UnitedHealth the 19th most valuable company in the world by market cap. Market capitalization, commonly called market cap, is the total market value of a publicly traded company’s outstanding shares.
08. Apple: $383 billion
Revenue: $383.2 billion
- Headquarters: 1 Apple Park Way Cupertino, California, United States
- Employees: 161,000
- Market Cap: $3.6 trillion
Apple is an American multinational technology company headquartered in Cupertino, California, Silicon Valley. It designs, develops, and sells consumer electronics, computer software, and online services. It is one of the five largest American information technology companies, along with Alphabet, Amazon, Meta, and Microsoft.
Apple’s devices include the iPhone, iPad, Mac, Apple Watch, and Apple TV; Operating systems include iOS and macOS; And software applications and services include iTunes, iCloud, and Apple Music.
Apple is the second largest company in the world in terms of market capitalization. It is the largest technology company by revenue with US$383 billion. As of June 2022, Apple was the fourth-largest personal computer vendor by unit sales, the largest manufacturing company by revenue, and the second-largest manufacturer of mobile phones in the world.
07. Vitol: $400 billion
Revenue: $400 billion
- Headquarters: Geneva, Switzerland
- Employees: 1,560
- Area served: Worldwide
Vitol is a Swiss-based Dutch multinational energy and commodity trading company founded in 1966 in Rotterdam by Henk Vietor and Jacques Detiger. With projected 2025 revenues of $400 billion, Vitol is the world’s largest independent energy trader, and the seventh largest company worldwide by revenue on the Fortune Global 500 list.
Although trading, logistics, and distribution are at the core of its business, these are notably complemented by refining, shipping, terminals, exploration and production, power generation, and retail businesses. Vitol has more than 40 offices worldwide, with the largest operations in Geneva, Houston, London, and Singapore.
The company transports more than 350 million tons of crude oil per year and controls 250 supertankers and other vessels to move it around the world. On average it handles more than 7.6 million barrels of oil and products per day, making it the world’s fourth-largest oil consumer after the United States, China and India.
06. PetroChina: $476 billion
Revenue: $476 billion
- Headquarters: Beijing, China
- Employees: 1.02 million
- Market Cap: $212 billion
PetroChina is a Chinese oil and gas company and listed arm of the state-owned China National Petroleum Corporation (CNPC). The company is headquartered in Dongcheng District, Beijing and is currently Asia’s largest oil and gas producer.
The mainland enterprise, traded in Hong Kong and New York, announced its plans to issue shares in Shanghai in November 2007, and subsequently entered the component of the SSE 50 index. PetroChina ranks 6th among the top 10 biggest companies in the world by revenue in 2025.
As part of the restructuring of CNPC, PetroChina was established on 5 November 1999 as a joint-stock company with limited liabilities under the Company Law of the People’s Republic of China.
In the restructuring, CNPC injected the majority of CNPC’s assets and liabilities related to its exploration and production, refining and marketing, chemicals and natural gas businesses into PetroChina.
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05. Sinopec Group: $429 billion
Revenue: $429.7 billion
- Headquarters: Beijing, China
- Employees: 513,434
- Market Cap: $100 billion
Sinopec Group is the world’s largest oil refining, gas and petrochemical conglomerate, administered by SASAC under the State Council of the People’s Republic of China. Its headquarters is in Chaoyangmenwai in Beijing, across the street from the headquarters of fellow state-owned oil company and competitor CNOOC Group.
Sinopec Group (China Petrochemical Corporation) ranked second on the Fortune Global 500 list in 2020, with revenues of more than US$407 billion. It is listed in Hong Kong and also traded in Shanghai and New York. Sinopec will be the fifth largest company in the world by revenue in 2025.
According to Sinopec’s latest financial reports the company’s current revenue is $429 billion. Revenue is the total amount of income that a company generates from the sale of goods or services. Unlike earnings, no expenses are deducted.
04. Saudi Aramco: $494 billion
Revenue: $494.8 billion
- Headquarters: Dhahran, Saudi Arabia
- Employees: 73,311
- Market Cap: $1.8 trillion
Saudi Aramco is one of the top 10 largest companies in the world in 2025 by revenue. It is a Saudi Arabian public petroleum and natural gas company based in Dhahran. It has repeatedly achieved the largest annual profits in global corporate history.
Saudi Aramco has the world’s second largest proven crude oil reserves, more than 270 billion barrels (43 billion cubic metres), and the largest daily oil production of all oil producing companies.
It is the largest contributor to global carbon emissions of any company in the world since 1965. On May 11, 2022, Saudi Aramco became the world’s largest (most valuable) company by market cap, surpassing Apple Inc. Left behind.
Saudi Aramco operates the Master Gas System, the world’s largest single hydrocarbon network. Along with the Eastern Province, Saudi Aramco notably operates the Ghawar Field (the world’s largest onshore oil field) and the Safaniya Field (the world’s largest offshore oil field).
03. State Grid: $545 billion
Revenue: $545.9 billion
- Headquarters: Beijing, China
- Employees: 1.36 million
- Total assets: US$ 781 billion
The State Grid Corporation of China (SGCC) is a Chinese state-owned electric utility corporation. It is the world’s largest utility company, and by 2025, the world’s third-largest by revenue, after Walmart and Amazon.
The State Grid Corporation of China was founded on December 29, 2002. It is reported to have 1.36 million employees, 1.1 billion customers, and revenues equivalent to US$545 billion in 2025.
Following the power plant-grid separation reform in early 2002, the assets of the State Electric Power Corporation were divided into five power generation groups, which retained power plants belonging to the State Grid Corporation of China in Beijing, and five regional subsidiaries.
02. Amazon: $574 billion
Revenue: $574.7 billion
- Headquarters: Washington, United States
- Employees: 1.52 million
- Market Cap: $2.3 trillion
Amazon is an American multinational technology company that focuses on e-commerce, cloud computing, online advertising, digital streaming, and artificial intelligence. It is considered one of the five largest American technology companies (Google, Apple, Meta, and Microsoft).
Jeff Bezos founded Amazon on July 5, 1994, out of his garage in Bellevue, Washington. It began as an online marketplace for books, but expanded to sell electronics, software, video games, apparel, furniture, food, toys, and jewellery.
The company has several subsidiaries, including cloud computing provider Amazon Web Services, self-driving car division Zoox, satellite internet provider Kuiper Systems, and computer hardware R&D provider Amazon Lab126. Other subsidiaries include Ring, Twitch, IMDb, and Whole Foods Market. Amazon is the second largest company in the world by revenue in 2024.
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01. Walmart: $648 billion
Revenue: $648.1 billion
- Headquarters: Bentonville, Ark U.S.
- Employees: 2.1 million
- Market Cap: $729 billion
Walmart is the largest company in the world by revenue, with annual revenues of approximately US$648 billion. It is also the world’s largest private employer with 2.1 million employees, headquartered in Bentonville, Arkansas.
Walmart is an American multinational retail corporation that operates a chain of hypermarkets, discount department stores, and grocery stores in the United States.
The company was founded by brothers Sam and James “Bud” Walton in 1962 in nearby Rogers, Arkansas and incorporated under Delaware general corporation law on October 31, 1969. It also owns and operates Sam’s Club retail warehouses.
The company operates under the name Walmart in the United States and Canada, under the name Walmart de Mexico y Centroamerica in Mexico and Central America, and under the name Flipkart Wholesale in India. It has wholly owned operations in Chile and a majority stake in MasSmart in South Africa.
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