Defunct manufacturing companies based in the San Francisco Bay Area

The Hewlett-Packard Company, commonly shortened to Hewlett-Packard ( ) or HP, was an American multinational information technology company. It was founded by Bill Hewlett and David Packard in 1939 in a one-car garage in Palo Alto, California. Growing to become an influential high-tech powerhouse at the heart of Silicon Valley, the company was known for its progressive business philosophy, deemed the HP Way. HP developed and provided a wide variety of hardware components, as well as software and related services, to consumers, small and medium-sized businesses (SMBs), and fairly large companies

thumb|In the early 1990s, NeXT sold this complete NeXTstation. NeXT, Inc. (later NeXT Computer, Inc. and NeXT Software, Inc.) was an American technology company headquartered in Redwood City, California, which specialized in computer workstations for higher education and business markets, and later developed the first dynamic web page software. It was founded in 1985 by Steve Jobs, the Apple Computer co-founder who had been removed from Apple that year. NeXT debuted with the NeXT Computer in 1988, and released the NeXTcube and smaller NeXTstation in 1990. The series had relatively limited sale

Xilinx, Inc. ( ) was an American technology and semiconductor company that primarily supplied programmable logic devices. The company is renowned for inventing the first commercially viable field-programmable gate array (FPGA). It also pioneered the first fabless manufacturing model.

American company

American company

defunct American video game and home computer company (1972–1984)

company

semiconductors and software designer

American semiconductor developer

thumb|Other logo of Atheros Atheros Communications, Inc. was an American computer networking company independently active from 1998 to 2011. It produced semiconductor chips for network communications, particularly wireless chipsets. The company was founded under the name T-Span Systems in 1998 by experts in signal processing and VLSI design from Stanford University, the University of California, Berkeley, and private industry. The company was renamed Atheros Communications in 2000 and it completed an initial public offering in February 2004, trading on the NASDAQ under the symbol ATHR.

defunct American computer hardware company

New United Motor Manufacturing, Inc. (NUMMI) was an American automobile manufacturing company in Fremont, California, jointly owned by General Motors and Toyota, that opened in 1984 and closed in April 2010. The plant is located in the East Industrial area of Fremont next to the Mud Slough between Interstate 880 and Interstate 680. The plant's peak production year was 2006, when it manufactured 428,633 vehicles.

Actel Corporation was an American manufacturer of nonvolatile, low-power field-programmable gate arrays (FPGAs), mixed-signal FPGAs, and programmable logic solutions. It had its headquarters in Mountain View, California, with offices worldwide. In November 2010, Microsemi acquired Actel for $430 million. In May 2018, Microchip Technology acquired Microsemi.

robotics company

American computer peripheral manufacturer

shipbuilding firm in San Francisco

networking hardware vendor

American computer company existing between 1976 and 1984

Unix manufacturer