Computer companies of the United States

Google LLC (, ) is an American multinational technology corporation focused on information technology, online advertising, search engine technology, email, cloud computing, software, quantum computing, e-commerce, consumer electronics, and artificial intelligence (AI). It has been referred to as "the most powerful company in the world" by the BBC, and is one of the world's most valuable brands. Google's parent company Alphabet Inc. has been described as a Big Tech company.

Apple Inc. is an American multinational technology company headquartered in Cupertino, California, in Silicon Valley, and known for consumer electronics, software and online services. Founded in 1976 as Apple Computer Company by Steve Jobs, Steve Wozniak and Ronald Wayne, the company was incorporated by Jobs and Wozniak as Apple Computer, Inc. the following year. It was renamed to its current name in 2007 as the company expanded its focus from computers to consumer electronics. Apple is one of the Big Tech companies.

Microsoft Corporation is an American multinational technology conglomerate headquartered in Redmond, Washington. Founded in 1975, the company became influential in the rise of personal computers through software like Windows, and has since expanded to Internet services, cloud computing, artificial intelligence, video gaming, and other fields. As a Big Tech company, Microsoft is the largest software company by revenue, one of the most valuable public companies, and one of the most valuable brands globally.

International Business Machines Corporation, doing business as IBM (nicknamed Big Blue), is an American multinational technology company headquartered in Armonk, New York, and present in over 175 countries. It is a publicly traded company and one of the 30 companies in the Dow Jones Industrial Average. IBM is the largest industrial research organization in the world, with 19 research facilities across a dozen countries; for 29 consecutive years, from 1993 to 2021, it held the record for most annual U.S. patents generated by a business.

Nvidia Corporation ( ) is an American technology company headquartered in Santa Clara, California. Founded in 1993 by Jensen Huang, Chris Malachowsky, and Curtis Priem, it develops graphics processing units (GPUs), systems on chips (SoCs), and application programming interfaces (APIs) for data science, high-performance computing, video games, and mobile and automotive applications. Nvidia has been described as a Big Tech company.

Dell Inc., formerly Dell Computer Corporation, is an American technology company that develops, sells, repairs, and supports personal computers (PCs), servers, data storage devices, network switches, software, computer peripherals including printers and webcams among other products and services. Dell is based in Round Rock, Texas.

Oracle Corporation is an American multinational technology company headquartered in Austin, Texas. Co-founded in Santa Clara, California in 1977 by Bob Miner, Ed Oates, and current chairman of the board and chief technology officer Larry Ellison, Oracle is among the 20 largest companies in the world by market cap, and ranked 66th on the Forbes Global 2000 as of 2025.

Advanced Micro Devices, Inc. (AMD) is an American multinational semiconductor company headquartered in Santa Clara, California, with significant operations in Austin, Texas. It develops central processing units (CPUs), graphics processing units (GPUs), field-programmable gate arrays (FPGAs), system-on-chips (SoCs), and high-performance computer components. AMD serves a wide range of business and consumer markets, including personal computers (PCs), gaming, data centers, and embedded systems.

American video game development and digital distribution company

Cisco Systems, Inc. (using the trademark Cisco) is an American multinational technology conglomerate corporation that develops, manufactures, and sells hardware, software, telecommunications equipment and other high-technology services and products focused on networking, cyber security and AI. Cisco specializes in specific tech markets, such as the Internet of things (IoT), domain security, videoconferencing, and energy management, including products such as Webex, OpenDNS, Jabber, and Jasper. The company is headquartered in San Jose, California and, as of December 2025, has a market capitaliz

The Eastman Kodak Company, referred to simply as Kodak (), is an American public company that produces various products related to its historic basis in film photography. The company is headquartered in Rochester, New York, and is incorporated in New Jersey. It is best known for photographic film products, which it brought to a mass market for the first time.

Qualcomm Incorporated () is an American multinational corporation headquartered in San Diego, California, and incorporated in Delaware. It creates semiconductors, software and services related to wireless technology. It owns patents critical to the 5G, 4G, CDMA2000, TD-SCDMA and WCDMA mobile communications standards.

American multinational semiconductor design and manufacturing company

Xerox Corporation (, ) is an American corporation that sells printers, digital document products and services in more than 160 countries. Xerox was the pioneer of the photocopier market, beginning with the introduction of the Xerox 914 in 1959, so much so that the word xerox is commonly used as a synonym for photocopy. Xerox is headquartered in Norwalk, Connecticut, though it is incorporated in New York with its largest group of employees based around Rochester, New York, where the company was founded. As a large developed company, it is consistently placed in the list of Fortune 500 companies

American computer storage corporation

American data storage company

Honeywell International Inc. is an American publicly traded, multinational conglomerate corporation headquartered in Charlotte, North Carolina. It primarily operates in four areas of business: aerospace, building automation, industrial automation, and energy and sustainability solutions (ESS). Honeywell also owns and operates Sandia National Laboratories under contract with the U.S. Department of Energy. Honeywell is a Fortune 500 company, ranked 115th in 2023. In 2025, the corporation had a global workforce of approximately 101,000 employees. As of 2025, its chairman and chief executive offic

Avaya LLC(), formerly Avaya Inc., is an American multinational technology company headquartered in Morristown, New Jersey, that provides cloud communications and workstream collaboration services. The company's platform includes unified communications and contact center services. In 2019, the company provided services to 220,000 customer locations in 190 countries.

Sandisk Corporation (formerly branded SanDisk) is an American multinational computer semiconductor company based in Milpitas, California, that designs and manufactures flash memory products, including memory cards, USB flash drives, and solid-state drives (SSDs). It was founded in 1988 as SunDisk by Eli Harari, Sanjay Mehrotra, and Jack Yuan. The name is a portmanteau of the founder’s name Sanjay and disk.

Alienware Corporation is an American computer hardware subsidiary brand of Dell. Their product range is dedicated to gaming computers and accessories, which can be identified by their alien-themed designs. Alienware was founded in 1996 by Nelson Gonzalez and Alex Aguila. The development of the company is also associated with Frank Azor, Arthur Lewis, Joe Balerdi, and Michael S. Dell (CEO). The company's corporate headquarters is located in The Hammocks, Miami, Florida.

thumb|right|Branch office in Sunnyvale, California which was formerly home to CrowdStrike headquarters CrowdStrike Holdings, Inc. is an American cybersecurity technology company based in Austin, Texas. It provides endpoint security, threat intelligence, and cyberattack response services.

American information technology company

American information technology company

Cray Inc., a subsidiary of Hewlett Packard Enterprise, is an American supercomputer manufacturer headquartered in Seattle, Washington. It also manufactures systems for data storage and analytics. , Cray supercomputer systems held the top three spots in the TOP500, which ranks the most powerful supercomputers in the world.

American multinational corporation based in Boise, Idaho

Unisys Corporation is a technology company founded in 1986 and headquartered in Blue Bell, Pennsylvania. The company provides cloud, AI, digital workplace, logistics, and enterprise computing services.

NetApp, Inc. is an American data infrastructure company that provides unified data storage, integrated data services, and cloud operations (CloudOps) solutions to enterprise customers. The company is based in San Jose, California. It has ranked in the Fortune 500 from 2012 to 2021. Founded in 1992 with an initial public offering in 1995, NetApp offers cloud data services for management of applications and data both online and physically.

American, privately held, multinational computer technology corporation

American software, consulting and technology company

thumb|Lexmark X738de, multifunction color laser printer|200px Lexmark International, Inc. is an American company that manufactures laser printers and imaging products. Founded in 1991, it is headquartered in Lexington, Kentucky.

American manufacturer of glass & ceramics

ViewSonic Corporation is an American privately held multinational electronics company with headquarters in Brea, California, United States.

Japanese information security company

Fortinet, Inc. is an American cybersecurity company headquartered in Sunnyvale, California. It develops and sells security products including firewalls, endpoint security and intrusion detection systems. Fortinet has offices in the US, Canada, and UK.

Broadcom Inc. is an American multinational designer, developer, manufacturer, and global supplier of a wide range of semiconductor and infrastructure software products. Broadcom's product offerings serve the data center, networking, software, broadband, wireless, storage, and industrial markets. As of 2025—amid the AI boom—Broadcom is one of the largest companies globally, and could be considered part of the Big Tech group and the Magnificent Seven, replacing Tesla.

Zilog, Inc, previously stylized as ZiLOG, is an American manufacturer of microprocessors, microcontrollers, and application-specific embedded system-on-chip (SoC) products.

Netgear, Inc. (stylized as NETGEAR in all caps), is an American computer networking company based in San Jose, California, with offices in about 22 other countries. It produces networking hardware for consumers, businesses, and service providers. The company operates in three business segments: retail, commercial, and as a service provider.

American computer peripherals and hardware company

American fabless semiconductor company

American multimedia technology company

American integrated circuit company

right|thumb|250px|Former Ampex headquarters on Broadway in Redwood City, California

American company

Belkin International, Inc., is an American consumer electronics company headquartered in El Segundo, California. It produces mobile and computer connectivity devices and peripherals for consumer and commercial use. These include wireless chargers, power banks, charging cables, data cables, audio and video adapters, headphones, earbuds, screen protectors and cases, surge protectors, docking stations and data hubs, secure KVM switches and network cables.

GlobalFoundries Inc. is a multinational semiconductor contract manufacturing and design company domiciled in the Cayman Islands and headquartered in Malta, New York. Created by the divestiture of the manufacturing arm of AMD in March 2009, the company was privately owned by Mubadala Investment Company, a sovereign wealth fund of the United Arab Emirates, until an initial public offering (IPO) in October 2021. Mubadala remains the majority owner of the company with an 82% stake.

Canadian Quantum Computing Company

U.S. Robotics Corporation, often called USR, is a company that produces USRobotics computer modems and related products. Its initial marketing was aimed at bulletin board systems, where its high-speed HST protocol made FidoNet transfers much faster. During the 1990s it became a major consumer brand with its Sportster line. The company had a reputation for high quality and support for the latest communications standards as they emerged, notably in its V.Everything line, released in 1996.

American software company

American semiconductor company

cyber-security company

Rambus Inc. is an American technology company that designs, develops and licenses chip interface technologies and architectures that are used in digital electronics products. The company, founded in 1990, is well known for inventing RDRAM and for its intellectual property-based litigation following the introduction of DDR-SDRAM memory.

American computer hardware company

Multi-cloud cybersecurity and application delivery company

business enterprise

Super Micro Computer, Inc., doing business as Supermicro, is an American information technology company based in San Jose, California. The company is one of the largest producers of high-performance and high-efficiency servers, while also providing server management software, and storage systems for various markets, including enterprise data centers, cloud computing, artificial intelligence, 5G, and edge computing. Supermicro was founded in 1993, and has manufacturing operations in Silicon Valley, the Netherlands, and in Taiwan at its Science and Technology Park.

American company

Teradata Corporation is an American software company that provides cloud database and analytics-related software, products, and services. The company was formed in 1979 in Brentwood, California, as a collaboration between researchers at Caltech and Citibank's advanced technology group.

American company

Ubiquiti Inc. (formerly Ubiquiti Networks, Inc.) is an American technology company founded in San Jose, California, in 2003. Now based in New York City, Ubiquiti manufactures and sells wireless data communication and wired products for enterprises and homes under multiple brand names. On October 13, 2011, Ubiquiti had its initial public offering (IPO) at 7.04 million shares, at $15 per share, raising $30.5 million.

System76, Inc. is an American computer manufacturer based in Denver, Colorado, that sells notebook computers, desktop computers, and servers. The company utilizes free and open-source software, and offers a choice of Ubuntu or their own Ubuntu-based Linux distribution Pop!_OS as preinstalled operating systems.