Leading Global Tech Companies by Market Cap

Eight of the ten largest companies in the world by market capitalization belong to the technology sector — a concentration unmatched by any other industry. The majority of these global tech giants are listed in the United States, primarily on NASDAQ and the NYSE, though major non-American names such as TSMC (Taiwan) and Samsung Electronics (South Korea) also rank near the top.

The leading global tech companies span several distinct sub-sectors:

• Semiconductors & equipment: NVIDIA, TSMC, Broadcom, ASML — TSMC operates a pure-play foundry model, manufacturing chips for Apple, NVIDIA, and AMD, while Netherlands-based ASML is the world’s only manufacturer of extreme ultraviolet (EUV) lithography machines.
• Enterprise software & cloud: Microsoft (founded 1975) is the world’s largest software company, known for Windows, Azure, LinkedIn, and Xbox. Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Platform are the three dominant cloud providers.
• Consumer electronics: Apple, founded in 1976, began with the Macintosh and expanded into a full consumer electronics ecosystem. Samsung Electronics is one of the world’s top memory chip manufacturers alongside its Galaxy line of devices.
• Internet & digital advertising: Alphabet, originally founded as Google in 1998, commands digital advertising through its search engine and YouTube. Meta Platforms runs WhatsApp, Instagram, and Messenger.
• E-commerce: Amazon evolved from an online bookstore into a global retail and technology powerhouse, with AWS serving as its primary profit engine.

It’s worth noting that the Global Industry Classification Standard (GICS) does not classify every household “tech” name — such as Amazon, Alphabet, or Tesla — under the Information Technology sector, even though their businesses heavily involve AI, cloud services, and software. The MSCI World Information Technology Index, launched in 1999, tracks approximately 142 large and mid-cap tech constituents across 23 developed markets.

For a deeper look at specific segments, see our pages on semiconductor manufacturers and software companies.

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The table below ranks the largest global technology companies by market capitalization. Only publicly traded companies are included, and the data — price, market cap — updates regularly to reflect current market conditions.