A computer system is a nominally complete computer that includes the hardware, operating system (main software), and the means to use peripheral equipment needed and used for full or mostly full operation. Such systems may constitute personal computers (including desktop computers, portable computers, laptops, all-in-ones, and more), mainframe computers, minicomputers, servers, and workstations, among other classes of computing. The following is a list of notable manufacturers and sellers of computer systems, both present and past. There are currently companies in this incomplete list.
width=23.75% | Name | width=23.75% | Parent company | width=23.75% | Country of origin | width=23.75% | Year of market entry | width=5% | Note(s)/ |
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United Kingdom | 1977 | ||||||||
American Future Technology Corporation | United States | ||||||||
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United States |
width=15.83% | Name | width=15.83% | Parent company | width=15.83% | Country of origin | width=15.83% | Year of market entry | width=15.83% | Year of market exit | width=15.83% | Fate | width=5% | Note(s)/ |
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style"text-align:left;" | Orange Nassau Electronics | United States | style"text-align:left;" | ||||||||||
United Kingdom | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Acquired by Systems & Computer Technology Corporation | |||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | |||||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | ||||||||||||
style"text-align:left;" | United States | style"text-align:left;" | Left the computer business; continued to make monitors until the late 1990s | [2] [3] [4] | |||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
Japan | |||||||||||||
United Kingdom | 1984 | style="text-align:left;" | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | ||||||||||||
style"text-align:left;" | United States | style"text-align:left;" | Dissolution | ||||||||||
United Kingdom | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Acquired by Samsung Electronics in 1997; division dissolved in 1999 | |||||||||||
United States | style="text-align:left;" | Acquired by JT Storage; JT in turn sold to Hasbro in 1998 | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Exited the computer business | |||||||||||
United States | style="text-align:left;" | [5] | |||||||||||
United States | style="text-align:left;" | Liquidation | |||||||||||
United States | |||||||||||||
United States | style="text-align:left;" | Acquired by Capewood Limited | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Acquired by Contel Business Systems | |||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Broken up | |||||||||||
United States | style="text-align:left;" | Exited the computer business; dissolved in 2001 | |||||||||||
Japan | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | ||||||||||||
Taiwan | style="text-align:left;" | Left the computer business; still active in peripheral business | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
France | style="text-align:left;" | Merged into Groupe Bull | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Acquired by Hewlett-Packard; defunct as a subsidiary since 2013 | |||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | |||||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Ceased operations in 1992 | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Acquired by Vertex Industries in 1987 following bankruptcy; spun off and acquired by Mortgage Plus Equity and Loan Corporation in 1998 | |||||||||||
United States | style="text-align:left;" | Broken up | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Acquired by Daewoo in 1987; brand phased out in 1993 | |||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Acquired by Dynatech Computer Systems | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Acquired by EMC in 1999 | |||||||||||
Sweden | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Reverse merged with GeoVax | |||||||||||
United States | |||||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Acquired by Onset Corporation | |||||||||||
style"text-align:left;" | United States | style="text-align:left;" | Bankruptcy | ||||||||||
United States | style="text-align:left;" | Acquired by Samsung Electronics in 1998; division dissolved in 2000 | [6] | ||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
Datatech Enterprises | Taiwan | style="text-align:left;" | Dissolution; Dubai subsidiary is active | ||||||||||
United States | style="text-align:left;" | Merged with Molecular Systems in 1982; Molecular went bankrupt in 1984 | |||||||||||
Canada | style="text-align:left;" | Acquired by Bytec | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Discontinued computer lineup after reorganizing as IBM K–12 Education | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | |||||||||||||
Soviet Union | style="text-align:left;" | Acquired by The Tetris Company in 2005 | |||||||||||
United Kingdom | style="text-align:left;" | Exited the computer business; currently sells tablets | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Acquired by Gateway, Inc., in 2004, in turn acquired by Acer Inc.; brand discontinued by Acer in 2013 | |||||||||||
United States | style="text-align:left;" | Acquired by Gores Technology Group and renamed to Encore Real Time Computing | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United Kingdom | style="text-align:left;" | ||||||||||||
Germany | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Exited the computer business | |||||||||||
United States Taiwan | style="text-align:left;" | Dissolution | |||||||||||
United Kingdom | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Exited the computer business | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Acquired by Acer; brand revived in the United States in 2020 | |||||||||||
United States | |||||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
Austria | style="text-align:left;" | Acquired by Quanmax AG and merged with Systemhaus mit Eigentechnologie (S&T) | |||||||||||
United States | |||||||||||||
United States | style="text-align:left;" | Acquired by Data Technology Industries | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
Germany | style="text-align:left;" | Sold computer division to Nippon Mining; division in turn sold to Encore Computer in 1988 | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Spun off computer division as Harris Computer Systems in 1994, itself acquired by Concurrent Computer Corporation in 1996 | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | ||||||||||||
Taiwan | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United Kingdom | style="text-align:left;" | ||||||||||||
United Kingdom | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
Slovenia | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
Phoenix Group | United States | style="text-align:left;" | Bankruptcy | ||||||||||
United Kingdom | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Acquired by CTI Education Products | |||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
Japan | style="text-align:left;" | Dissolution | |||||||||||
South Korea | style="text-align:left;" | Left the computer business | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
Sweden | style="text-align:left;" | Bankruptcy | |||||||||||
Daewoo Manuhold Investment AG | United States | style="text-align:left;" | Acquired by Daewoo; division in turn sold to Manuhold Investment AG; brand phased out in 1997 | ||||||||||
United States | style="text-align:left;" | ||||||||||||
France | style="text-align:left;" | Merged with Intertechnique | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
France | style="text-align:left;" | Bought by Olivetti | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
Sweden | style="text-align:left;" | Sold computer division to Nokia in 1985; brand phased out in 1986 | |||||||||||
United States | |||||||||||||
United States | style="text-align:left;" | Magnavox-branded computers discontinued in 1992 | |||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Acquired by Accrue Software | |||||||||||
Germany | style="text-align:left;" | Dissolution; warranty claims taken over by Swiss Belinea AG, itself acquired by Bluechip Computer | |||||||||||
Mexico | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Dissolution; restructured as Dimension Electronics in 1987 | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | |||||||||||||
style"text-align:left;" | United States | style"text-align:left;" | |||||||||||
United States | style="text-align:left;" | Acquired by Telxon Corporation in 1985 | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
Japan | style="text-align:left;" | Exited the computer business | |||||||||||
United States | style="text-align:left;" | Exited the computer business; survives today as CSPi Technology Solutions, a systems integrator | |||||||||||
United States | style="text-align:left;" | Acquired by Decision Data; previously restructured as Qantel Corporation | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
Norway | style="text-align:left;" | Exited the computer industry | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | ||||||||||||
West Germany | style="text-align:left;" | ||||||||||||
Norway | style="text-align:left;" | Acquired by Telenor | |||||||||||
United States | style="text-align:left;" | Acquired by Lan Plus, after filing for Chapter 11 bankruptcy in 1994 | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | ||||||||||||
Italy | style="text-align:left;" | Exited the computer business | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Dissolution; assets and name sold to Mikrolog Ltd, of Finland | |||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Majority stake purchased by NEC in 1995; stake relinquished in 2006; eventually acquired by Acer Inc. in 2008 | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Exited the computer business | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | |||||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | ||||||||||||
Netherlands | style="text-align:left;" | [7] | |||||||||||
United States | |||||||||||||
United States | style="text-align:left;" | [8] | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
France | style="text-align:left;" | Taken over by Groupe Bull | |||||||||||
United States | style="text-align:left;" | Branding subsumed by the Tandy name in 1983 | [9] | ||||||||||
United States | style="text-align:left;" | Spun off as Raytheon Data Systems in 1971, itself acquired by Telex Corporation in 1984 | [10] [11] | ||||||||||
United States | style="text-align:left;" | Exited the computer business in 1971; division sold to Sperry Rand in 1972 | |||||||||||
United States | |||||||||||||
United States | style="text-align:left;" | Acquired by Sperry Corporation to form Sperry Rand | |||||||||||
Denmark | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
Japan | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | ||||||||||||
Germany | style="text-align:left;" | Siemens Nixdorf Informationssysteme AG merged with Fujitsu into Fujitsu Siemens Computers in 1999; remaining stake sold to Fujitsu in 2009 | [12] | ||||||||||
United States | style="text-align:left;" | Formerly Rackable Systems, Inc., it acquired Silicon Graphics, Inc. in 2009; acquired by Hewlett Packard Enterprise in 2016 | |||||||||||
United States | style="text-align:left;" | Acquired by Rackable Systems, Inc., to become Silicon Graphics International | |||||||||||
France | style="text-align:left;" | Exited the computer business | |||||||||||
United Kingdom | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Acquired by Datatronic AB | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
France | style="text-align:left;" | Bankruptcy | |||||||||||
France | style="text-align:left;" | Merged within CII | |||||||||||
France | style="text-align:left;" | Merged into Groupe Bull | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Acquired by SpectraVideo plc, unrelated holding company from the United Kingdom | |||||||||||
United States | style="text-align:left;" | Merged with Burroughs to form Unisys; company was formerly Sperry Rand until it dropped Rand from its name in 1978 and continued as Sperry | |||||||||||
United States | style="text-align:left;" | Reverted to Sperry Corporation name in 1978 | |||||||||||
United States | style="text-align:left;" | Restructured as Kubota Graphics in 1994; dissolved the same year | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | |||||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Exited the computer business | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Acquired by Control Data Corporation; broken up in 1989 | |||||||||||
Russia | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | [13] | style="text-align:left;" | Acquired by Compaq; then Hewlett Packard Enterprise | ||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | ||||||||||||
style"text-align:left;" | United Kingdom | style"text-align:left;" | Bankruptcy | ||||||||||
France | style="text-align:left;" | Computer division merged with CII's minicomputer division to become Société européenne de mini-informatique et systèmes (SEMS) | |||||||||||
United States | style="text-align:left;" | Acquired by Replitech | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | [14] | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
Norway | style="text-align:left;" | Acquired by Merkantildata | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United Kingdom | style="text-align:left;" | Acquired by Time Group; brand phased out in 2005 | |||||||||||
Japan | style="text-align:left;" | Discontinued computer lineup in 2016; computer business restructured as Dynabook Inc. in 2018, with majority of its shares sold to Sharp Corporation the same year; remaining shares sold to Sharp in 2020 | |||||||||||
South Korea | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | ||||||||||||
Netherlands | style="text-align:left;" | Bankruptcy; previously restructured as Nedfield NV in 2008 | |||||||||||
United States | style="text-align:left;" | Acquired by Cha Group | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Exited the computer business | |||||||||||
United States | style="text-align:left;" | Dissolution | |||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Left the computer business; still active in monitor business | [15] [16] | ||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | Acquired by Hewlett-Packard in 2006; brand retired in 2009 | |||||||||||
Hong Kong | style="text-align:left;" | ||||||||||||
Bangladesh | style="text-align:left;" | Exited the computer business | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | ||||||||||||
India | style="text-align:left;" | Exited the computer business | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | style="text-align:left;" | Exited the computer business | |||||||||||
United States | style="text-align:left;" | Bankruptcy | |||||||||||
United States | style="text-align:left;" | [17] | |||||||||||
United States | style="text-align:left;" | ||||||||||||
United States | |||||||||||||
United States | style="text-align:left;" | Dissolution |