| Companies (851) | Years of activities |
|---|
| A & A Global Industries, Incorporated [MD, USA] | 1989 to 2001 |
| A & F Engineering Company [IL, USA] | 1945 |
| A & M Vending Machine Company [Brooklyn, NY, USA] | 1932 |
| A Bit Better Associates | 1980 |
| A Kyuu Kid's [Japan] | 1990 |
| A Studio | 1985 to 1989 |
| A&F Software | 1982 to 1987 |
| A&S Software | 1989 |
| A-1 Supply, Incorporated [Reno, NV, USA] | 1975 to 1978 |
| A-One [Japan] | 1979 |
| A-Ware Educational Software | 1985 |
| A-Wave, Incorporated [Japan] | 1990 to 1991 |
| A1 Games | 2000 to 2003 |
| AA [Americade Amusement, Inc] [Cherry Hill, NJ, USA] | 1982 |
| AAA [Ace Active Amusement] [Japan] | 2001 to 2014 |
| Aackosoft [Netherlands] | 1984 to 1987 |
| Aardvark Software | 1983 to 1987 |
| Aaronix [Taiwan] | 1983 to 1986 |
| Aaru [Japan] | 1997 |
| Aasvoguelle Productions | 1985 |
| AB | |
| AB [Encase, IL, USA] | |
| ABA [Japan] | 1991 to 1992 |
| Ababsoft | |
| Abaco d.o.o. [Sežana, Slovenia] | |
| Abacus Business Systems | 1984 |
| Abacus Programs | 1982 to 1984 |
| Abbate System [Italy] | |
| Abbex Electronics | 1982 to 1984 |
| Abbey Manufacturing Company [Los Angeles, CA, USA] | 1948 |
| ABC [Amusement Business Communication] [Japan] | |
| ABC Coin Machine Company [IL, USA] | 1933 to 1934 |
| ABC Popcorn Company [Chicago, IL, USA] | 1947 |
| ABC Software [Spain] | 1984 to 1985 |
| ABCO Novelty Company [Chicago, IL, USA] | 1944 to 1953 |
| Abel & Company [Bernard Abel] [NY, USA] | 1893 |
| Abersoft | 1982 to 1984 |
| Abilit [Japan] | 1999 to 2008 |
| Able Corporation, Limited [Japan] | 1986 to 2004 |
| ABM & Gecas [Italy] | 1994 |
| ABM Electronics | 1995 to 1996 |
| ABM Games | 1997 |
| Abogado Powers | 1994 to 1996 |
| Abracadata | 1987 to 1988 |
| Abraham Manufacturing Company [J.M. Abraham] [Youngstown, OH, USA] | 1948 to 1949 |
| Abrasco | 1983 to 1984 |
| Abraxas Basic Courseware | 1986 |
| Abraxas Software | 1985 |
| Absolute Entertainment, Incorporated [Midland Park, NJ, USA] | 1987 to 1994 |
| Abstract Concepts | 1988 |
| Abstract Software | 1987 |
| ABT Manufacturing Company [Adler Bechtol Tratsch] [Chicago, IL, USA] | 1924 to 1950 |
| ABX Software | 1985 |
| AC | 1989 |
| AC Coin & Slot [USA] | 2002 to 2011 |
| AC Novelty Company [Detroit, MI, USA] | 1936 to 1938 |
| Academic Hallmarks | 1987 |
| Academy [Germany] | 1978 |
| Academy Software | 1983 |
| Accept, Limited [Bulgaria] | 1997 |
| Access | 1986 to 1992 |
| Access Software, Incorporated | 1985 to 1988 |
| Acclaim Coin-Operated Entertainment, Incorporated [Mountain View, CA, USA] | 1996 to 1997 |
| Acclaim Entertainment, Incorporated [Glen Cove, NY, USA] | 1987 to 2004 |
| Acclaim Japan | 1991 to 2002 |
| Accolade, Incorporated [San Jose, CA, USA] | 1985 to 1998 |
| Accord Data International | 1983 |
| Accrosoft | 1993 |
| ACE | 1981 to 1982 |
| ACE [American Coin Enterprises] [USA] | 1986 to 1998 |
| Ace Coin Entertainment, Limited [Cardiff, England] | 2009 |
| Ace Coin Equipment, Limited [Cardiff, South Wales] | 1966 to 2002 |
| Ace Coin Machine Company | |
| Ace Enterpise | 1998 |
| Ace International | 1996 to 1997 |
| Ace Manufacturing Company, Incorporated [Glen Burnie, MD, USA] | 1964 |
| Ace Novelty Company, The [Chicago, IL, USA] | 1932 |
| ACE Software | 1984 to 1988 |
| Ace Spiel & Uhr [Germany] | |
| Aceex Corporation | 1995 |
| AcePak Software | 1984 |
| Acetronic | 1979 to 1982 |
| ACG [Ashby Computers & Graphics, Limited] | 1983 to 1985 |
| Achille et Salvignac [France] | 1985 |
| Acid | 1993 to 1997 |
| Acid Plan [Japan] | 1992 to 1996 |
| Aciform Corporation [Chicago, IL, USA] | |
| ACL Manufacturing [American Communications Laboratories] [Dover, DE, USA] | 1983 |
| Acme Animation, Incorporated | 1988 |
| Acme Game Company [MI, USA] | 1940 |
| Acme Novelty Company [Las Vegas, NV, USA] | 1960 |
| Acme Novelty Works [MI, USA] | 1891 |
| Acme Sales Company [NY, USA] | 1936 |
| Acme Sales Company [OH, USA] | 1905 to 1922 |
| ACME Software | 1983 |
| Acme srl [Schio, VI, Italy] | |
| Acolyte Software | 1988 |
| Acom | 1983 |
| Acorn Computer, Limited [Cambridge, England] | 1979 to 1997 |
| Acorn Computing | 1992 to 1995 |
| Acorn User | 1984 to 1998 |
| Acorn, Incorporated | 1979 |
| Acornsoft | 1982 to 1985 |
| Acquire Corporation [Japan] | 2013 to 2015 |
| Across [Universal Entreprises Group] [Japan] | 2013 to 2015 |
| ACS Software | 1982 to 1988 |
| ACT | 2001 |
| ACT [Association des Correspondants Thomsonistes] [France] | 1994 to 1995 |
| Act Informatique | 1985 |
| Acti-Art Corporation | 1996 |
| Action Games & Toys, Limited | 1979 |
| Action Sixteen | 1990 to 1991 |
| Action Surf Video [CA, USA] | 1987 |
| Actionware | 1988 to 1989 |
| Active Amusement Machines Company [Philadelphia, PA, USA] | 1944 |
| Active Enterprises, Limited [USA] | 1991 to 2012 |
| Active Software [Japan] | 1991 to 1996 |
| Activision, Incorporated [Santa Clara, CA, USA] | 1980 to 2016 |
| Actronics | 1981 to 1983 |
| Actual Screenshots | 1989 |
| Ad-Lee Novelty [Chicago, IL, USA] | 1915 to 1939 |
| Adalio Mauro [Modena, Italy] | 2001 |
| ADAM Exchange | |
| ADAM News Network | 1991 to 2012 |
| ADAM Tech | |
| ADAM Users Club | |
| ADAM Users Group | 1986 |
| ADAM's Apple | 1986 |
| ADAM's Enterprise | 1984 |
| ADAM's House | 1987 to 1988 |
| ADAM-Link of Utah | 1990 |
| ADAMagic Software | 1986 to 1988 |
| ADAMLand | |
| Adams & Sons Company [Brooklyn, NY, USA] | 1893 |
| Adams [Scott Adams] | 1983 |
| Adams Gum Company | 1915 |
| Adams-Fairfax Corporation [Los Angeles, CA, USA] | 1946 to 1948 |
| ADAMware | |
| ADAMzap Software | 1986 to 1989 |
| Add On Electronics, Limited | 1983 to 1984 |
| Addex [France] | |
| Addictive Games | 1981 to 1992 |
| Addison-Wesley | 1982 to 1984 |
| ADE Automaten-Fabrik G.m.b.H. [Berlin, Germany] | 1929 |
| ADELL Trading a.s. | 2011 |
| Adelphi Manufacturing [London, England] | 1935 |
| Adickes & Cie. [Scott Adickes] [Paris, France] | 1933 to 1934 |
| ADK Corporation | 1993 to 2002 |
| ADM | 1997 |
| Admiral | 1992 to 1993 |
| Admiral Vending | 1961 |
| Admirals Srl [Italy] | |
| ADP | 1985 to 2000 |
| ADP Coin Machine Company [USA] | |
| ADR | 1999 |
| Adrenalin Entertainment | 1998 |
| Adrenaline Amusements | 2010 to 2016 |
| Adria Gaming [Novomatic Group.] [Rimini, Italy] | 2011 |
| Adriatica | |
| ADT | 1992 |
| Adult Inn [Japan] | 1987 to 1994 |
| Adultware | 1988 |
| Advance [Spain] | 1984 to 1985 |
| Advance Automatic Sales Company, Incorporated [San Francisco, CA, USA] | 1931 |
| Advance Company [San Francisco, CA, USA] | 1949 |
| Advance Electric Company [Los Angeles, CA, USA] | 1938 |
| Advance Machine Company [Chicago, IL, USA] | 1901 to 1936 |
| Advance Radio Company [Indianapolis, IN, USA] | 1929 |
| Advance Software Promotions | 1986 to 1987 |
| Advanced Adventure Creations [Spain] | 1990 to 1992 |
| Advanced Computer Entertainment | 1983 to 1984 |
| Advanced Game Concepts, Incorporated | |
| Advanced Game Engineering | |
| Advanced Handicapping Technologies, Incorporated | 1994 |
| Advanced Ideas, Incorporated | 1984 to 1990 |
| Advanced Memory Systems, Limited | 1985 to 1987 |
| Advanced Productions | 1995 to 1996 |
| Advanced Safety Devices, LLC. [Chatsworth, CA, USA] | |
| Advanced Software Promotions | 1987 |
| Advanced Video Technology | 1985 to 1989 |
| Advantage | 1985 |
| Adventuras AD [Spain] | 1990 |
| Adventure Club, The | 1990 |
| Adventure International | 1980 to 1987 |
| Adventure Probe Software | 1991 |
| Adventure Soft | 1981 to 1994 |
| Adventure Workshop, The | 1990 to 1992 |
| AE Associates | |
| AEA | 1979 to 1984 |
| Aegis | 1987 |
| Aerocraft Company [Chicago, IL, USA] | |
| Afega | 1994 to 2001 |
| Affect | 1999 |
| AFL [Association Francaise pour la Lecture] [France] | 1984 |
| Again Again | 1988 to 1990 |
| Agamco, Incorporated [Novi, MI, USA] | |
| Agatsuma Entertainment | 2004 |
| AGCI [American Game Cartridges, Incorporated] [USA] | 1990 |
| Agetec, Incorporated [Sunnyvale, CA, USA] | 1999 to 2009 |
| AGF Hardware | 1982 |
| Aggressive | |
| AGI [Austrian Gaming Industries] [Novomatic Group] | 1990 to 2014 |
| Agilar | 1990 to 1991 |
| AGMN Company, Limited [Korea] | 2002 to 2004 |
| Agner & Bushman | 1910 |
| AGS [American Gaming Systems] | 2009 to 2014 |
| AGT [Advanced Games Technology] [Taiwan] | 2010 |
| AGT, Incorporated [Apollon Global Technologies] [CA, USA] | 2009 |
| Aguafresh | 2004 |
| Aguipa | 1982 |
| Agumix [Japan] | 1987 to 1996 |
| AHAFA-Reinecke & Company | 1930 |
| Ahrens, Limited [Chas. Ahrens] [London, England] | 1920 to 1934 |
| AHS [Japan] | 1990 |
| AIA | 2003 to 2004 |
| Aic [Taiwan] | |
| Aicom Company, Limited | 1994 to 1996 |
| Aicom Corporation [Japan] | 1989 |
| Aigaareba Daijoubu | 1996 |
| AIK d.o.o. [Kozina, Slovenia] | |
| Aiky | 2003 |
| AIL [Japan] | 1994 to 1997 |
| AIMS Multimedia | 1995 to 1996 |
| Aincar [Spain] | 1982 |
| Ainsworth Company [Len H. Ainsworth] | 1956 to 1958 |
| Ainsworth Consolidated Industries Pty., Limited [Sydney, Australia] | 1959 to 1986 |
| Ainsworth Dental Supply | 1953 to 1954 |
| Ainsworth Game Technology, Limited | 2004 to 2015 |
| Ainsworth Nominees P.L. | 1986 |
| Aion [Japan] | 1991 |
| Aircraft Engineering Company | 1946 |
| Aireon Manufacturing Corporation [Kansas City, MO, USA] | 1946 to 1949 |
| Airvox Radio Company [Santa Cruz, CA, USA] | 1947 |
| Aisch & Melchers | 1960 to 1971 |
| Aisel [Japan] | 1987 to 1989 |
| AIWA | 1987 |
| Ajax | |
| Ajax Distributing Company [Newark, NJ, USA] | 1947 |
| Ajinomoto | 1993 |
| AJM Software | 1987 to 1992 |
| Ak Tronic Software & Services GmbH | 2003 to 2010 |
| Aki | 1997 |
| Akira Corporation | 1997 |
| Akom | 1988 |
| Aksys Games Localization, Incorporated | 2009 to 2016 |
| AL [Associated Leisure Sales] | |
| Al Alamiah | 1984 to 1990 |
| Alamo Novelty Company [San Antonio, TX, USA] | 1930 to 1931 |
| Alans Health-Care Products Company, Limited [Beijing, China] | |
| Alb Company [Belleville, IL, USA] | 1927 |
| Alba [Japan] | 1985 to 1991 |
| Alball Manufacturing Company [Brooklyn, NY, USA] | 1912 |
| Albany Novelty Works [Albany, NY, USA] | 1893 to 1899 |
| Albatross | |
| Alben [France] | 1957 to 1964 |
| Alca Electronics, Limited [England] | 1976 to 1981 |
| Alchemist Company, Limited [Japan] | 2008 to 2015 |
| Alco [France] | |
| Alco-Checkpoint [San Diego, CA, USA] | 2007 |
| Alco-Deree Company [Chicago, IL, USA] | |
| Ald, Incorporated [Chicago, IL, USA] | |
| Aldo | |
| Alea [Spain] | 1986 |
| Alessandrini [Michele Alessandrini] | 1991 to 2002 |
| Alexander Manufacturing Company, The [Hamilton, OH, USA] | |
| Alfa System | 2001 to 2005 |
| Alfa Tech Srl. [Italy] | 2009 |
| Alfastreet [Sežana, Slovenia] | |
| Alfo Software | 1989 |
| Alfred Publishing Company | 1986 |
| Algo Software [Japan] | 1989 |
| Algolab [Japan] | 1994 to 1995 |
| Algray Software | 1983 |
| Alicesoft [Japan] | 1989 to 1996 |
| Alive | 1997 |
| Alkuno & Company [New York, NY, USA] | 1947 to 1949 |
| All American Games Company [USA] | |
| All Sports Arena Amusements, Incorporated | 2003 |
| All-In Company, Limited [China] | 2002 |
| All-In Electronic | |
| All-In-One Company [MO, USA] | 1914 |
| All-Tech Industries, Incorporated [ATI] [Hialeah, FL, USA] | 1961 to 1967 |
| Allais [M. Allais] [France] | 1932 |
| Allanson Computing | 1984 to 1985 |
| Allen [Larry Allen] | |
| Allen [Mark Allen] | 1982 |
| Allex [Japan] | 1992 to 1994 |
| Allied Amusement Company [USA] | |
| Allied Creative Engineers | 1989 |
| Allied Leisure Industries, Incorporated [Hialeah, FL, USA] | 1969 to 1979 |
| Alligata Software | 1983 to 1988 |
| Allin [Samuel S. Allin] [London, England] | 1888 |
| Allite Manufacturing Company, Incorporated [Los Angeles, CA, USA] | 1947 |
| Allié [G. Allié] [France] | 1905 |
| Allot [Japan] | 1991 |
| Allstar Vending [Québec, Canada] | |
| Allswell Manufacturing Company | |
| Allumer, Limited | 1991 to 1994 |
| Almathera Systems | 1994 |
| Almy Manufacturing Company [IL, USA] | 1915 |
| Alpha Company | 1995 to 1996 |
| Alpha Denshi Company, Limited [Tokyo, Japan] | 1980 to 1992 |
| Alpha Software | 1984 |
| Alpha Unit | 1999 to 2002 |
| Alpha-Omega Software, Limited | 1985 to 1986 |
| Alphabatim | 1985 |
| AlphaDream Corporation [Japan] | 2001 |
| Alphasoft | 1983 |
| Alstate Group, Incorporated [Henderson, NV, USA] | 1982 |
| Alsthom Atlantique | |
| Alta [Japan] | 1994 |
| Altacia [Japan] | 1993 to 1995 |
| Altare Advanced Technologies | 1995 |
| Altec Manufacturing, Incorporated [Reno, NV, USA] | |
| Alternate Worlds Technology | 1993 |
| Alternative Engineering | 1981 to 1983 |
| Alternative Software, Limited | 1971 to 1995 |
| Altic | 1982 |
| Altos Computer Systems | 1984 |
| Altron Corporation | 1991 to 2002 |
| Alu Corporation | 1984 |
| Alunni [Yves Alunni] | |
| Alvin G. & Company [Melrose Park, IL, USA] | 1991 to 1993 |
| Alyume System | 1996 |
| AM | |
| AM Company | |
| AM-Mag | 1985 to 1998 |
| Am-Tec | 1983 |
| AM. Prg [Korea] | 2001 |
| Amalgamated Entertainment, Incorporated [CA, USA] | 1975 |
| Amatic Industries [Rutzenmoos, Austria] | 2000 to 2012 |
| Amatic Trading | 1995 to 1997 |
| Amaze Entertainment | 2003 to 2006 |
| Amazing Group!, The | 1995 to 1997 |
| AmaZon Game Machine Production | 2005 |
| Amazon Systems | 1984 |
| Amba Software | 1982 to 1983 |
| Ambassador, Incorporated [Kansas City, MO, USA] | 1948 |
| Ambitious [Japan] | 1993 to 1994 |
| AMCO Music [New Zealand] | |
| Amcoe, Incorporated [USA] | 1996 to 2010 |
| Amcom | |
| Amedio | 2002 to 2007 |
| Amenip | 1981 |
| Ameri | 1989 |
| American Action AB | 1986 |
| American Adjustomatic Corporation [Portsmouth, OH, USA] | |
| American Airdry Corporation [Detroit, MI, USA] | 1928 |
| American Alpha, Incorporated [Monmouth Junction, NJ, USA] | 1995 to 2007 |
| American Amusement Company | 1947 |
| American Auto-Dispensers, Incorporated [Cleveland, OH, USA] | 1931 |
| American Automatic Banjo Company [NJ, USA] | 1900 |
| American Automatic Machine Company [NY, USA] | 1892 to 1897 |
| American Automatic Vending Machine Manufacturing Company [New York, NY, USA] | 1888 |
| American Automatics [NY, USA] | 1944 |
| American Automusic Company | 1896 |
| American Banking Machine Corporation [NY, USA] | 1918 |
| American Cigar Vender Company [Chicago, IL, USA] | 1890 |
| American Educational Computer, Incorporated | 1983 |
| American Game Factory, Incorporated, The | 2008 |
| American Games Engineering Company | |
| American Graphophone Company [Washington, DC, USA] | |
| American Gripmeter Company, Incorporated [Long Island, NY, USA] | 1947 |
| American Language Academy | 1987 |
| American Laser Games, Incorporated [Albuquerque, NM, USA] | 1990 to 1995 |
| American Lens & Photo Company [Chicago, IL, USA] | 1954 |
| American Locker Company, Incorporated [Boston, MS, USA] | |
| American Machine & Foundry Company [Westbury, NY, USA] | 1961 to 1967 |
| American Mechanical Toy Company [New York, NY, USA] | 1888 |
| American Meter Company | |
| American Manufacturing & Sales Company [OR, USA] | 1934 |
| American Mills & Manufacturing Company | |
| American Multiple Industries | 1982 |
| American Mutoscope Company [New York, NY, USA] | 1900 to 1910 |
| American National Dispensing Company, Incorporated [ANDICO] [Lansdale, PA, USA] | |
| American News Paper Distributing Company [Cincinnati, OH, USA] | 1903 |
| American Novelty Company [OH, USA] | 1894 to 1908 |
| American Paper Goods Company, The [Chicago, IL, USA] | 1929 |
| American Prod. Company | 1941 |
| American Radio Laboratories [Chicago, IL, USA] | 1929 to 1930 |
| American Sales Company [Chicago, IL, USA] | 1927 to 1929 |
| American Sales Company [MO, USA] | 1938 |
| American Sammy Corporation [Torrance, CA, USA] | 1988 to 2002 |
| American Scale Manufacturing Company [Washington, DC, USA] | 1946 to 1968 |
| American Shuffleboard Company [Union City, NJ, USA] | 1954 to 1966 |
| American Softworks Corporation | 1991 to 1998 |
| American Specialty Manufacturing Company [NY, USA] | 1896 |
| American Stamp & Novelty Manufacturing Company [Oklahoma City, OK, USA] | 1944 |
| American Technos | 1990 to 1996 |
| American Telescope Company [Evansville, IN, USA] | |
| American Ticket Scale Company [Chicago, IL, USA] | 1926 to 1928 |
| American Vending Corporation [Kansas City, MO, USA] | |
| American Vending Machine Company | 1903 to 1904 |
| American Vending Machine Corporation [Kansas City, MI, USA] | 1933 |
| American Vendors, Incorporated [Los Angeles, CA, USA] | 1947 to 1949 |
| American Video Entertainment | 1989 to 1992 |
| American Videogame | 1982 |
| Americana Project [Galatina, Italy] | |
| Americana Software | 1985 to 1988 |
| Americoin [Division of Electri-Wire Corporation] [Milwaukee, WI, USA] | 1975 to 1977 |
| Amero Shuffleboard Company [Chicago, IL, USA] | 1949 |
| Amet [Edward H. Amet] [Chicago, IL, USA] | 1888 to 1889 |
| AMF [Mechanicsville, VA, USA] | |
| AMG | 1987 |
| AMI [Automatic Musical Instruments] [Grand Rapids, MI, USA] | 1927 to 2007 |
| AMI [Torino, Italy] | 1975 to 1977 |
| Amiable Computer Enhancements | 1984 |
| Amico Electronics | 1980 |
| Amiga Corporation [Santa Clara, CA, USA] | 1983 |
| Amiga Fun | 1990 to 1991 |
| Amiga Mania | 1992 |
| Amigogame [Korea] | 2002 to 2004 |
| Amity-Mfg. Corporation [Perth Amboy, NJ, USA] | |
| Amoeba Software | 1983 |
| Amorphous [Japan] | 1989 to 1993 |
| AMP [France] | 1935 |
| Ampalsoft | 1983 to 1984 |
| Ample Software | 1983 |
| Ampro | 1980 |
| Amsing-Mag | |
| Amsoft | 1984 to 1988 |
| Amstar | 1986 to 1988 |
| Amstar & CPC | 1988 to 1990 |
| Amstar Electronics Corporation [Phoenix, AZ, USA] | 1980 to 1990 |
| Amstrad Action | 1985 to 1995 |
| Amstrad Adventure PD Library | 1990 |
| Amstrad Cent Pour Cent | 1988 to 1993 |
| Amstrad Computer User | 1984 to 1992 |
| Amstrad Consumer Electronics | 1985 |
| Amstrad Especial | 1986 |
| Amstrad Magazine | 1985 to 1988 |
| Amstrad PLC | 1986 to 1987 |
| Amstrad User | 1994 to 1995 |
| Amstradebdo et PC | 1985 to 1986 |
| AMT Company, Ltd | 1991 to 1992 |
| Amtec | 1980 |
| Amtex Software Corporation [Canada] | 1992 |
| Amusco | 1987 |
| Amuse [Japan] | 1996 |
| Amuse World Corporation [Seoul, Korea] | 1998 to 2012 |
| Amusematic Corporation [Chicago, IL, USA] | 1946 to 1947 |
| Amusement Coin Machine Manufacturing Company [Pittsburgh, PA, USA] | 1933 |
| Amusement Corporation of America | |
| Amusement Device & Design Company [USA] | |
| Amusement Engineering | 1968 |
| Amusement Enterprises [TX, USA] | 1946 to 1947 |
| Amusement Enterprises, Incorporated [New York, NY, USA] | 1946 to 1947 |
| Amusement Game | 2002 |
| Amusement Machine [UK] | |
| Amusement Machine Company [New York, NY, USA] | 1890 to 1894 |
| Amusement Machine Company [Rochester, NY, USA] | 1895 |
| Amusement Machine Corporation of America [Los Angeles, CA, USA] | 1929 |
| Amusement Machine Corporation, Limited [Los Angeles, CA, USA] | 1931 |
| Amusement Novelty Company [OH, USA] | 1931 |
| Amusement Products Corporation [NJ, USA] | 1932 |
| Amusement Specialties, Incorporated [Brooklyn, NY, USA] | 1943 |
| Amusement Systems Corporation [ASC] [Cape Canaveral, FL, USA] | 1979 |
| Amusement Technology [Asbury Park, NJ, USA] | 1976 |
| Amusement World | 1981 |
| Amutec | 1990 |
| Amutech, Limited [Amusement Technology] [San Rafael, CA, USA] | 1977 |
| Amutron [Netherlands] | |
| Amutronics, Incorporated [Cherry Hill, NJ, USA] | 1972 |
| Amutronics, Incorporated [Troy, NY, USA] | |
| Amuzy [Japan] | 2005 to 2013 |
| AMX | |
| An-soft [Japan] | 1993 |
| Anaya Multimedia | 1985 to 1986 |
| Anco Software, Limited | 1986 to 1994 |
| Andamiro Company, Limited | 1999 to 2017 |
| Anderson Die & Model Company [Anderson, IN, USA] | |
| Ando | |
| Andrews & Company [Chicago, IL, USA] | |
| Andries Robert Automatic S.p.r.l. [Brussels, Belgium] | |
| Andromeda Software | 1985 to 1988 |
| Ange [Japan] | 1991 to 1996 |
| Angel [Japan] | 1988 to 1996 |
| Angel Soft | |
| Angel Studios | 1990 to 1995 |
| Angeldust | 1990 |
| Angelique [A. Angelique] [Juvisy-sur-Orge, France] | 1895 |
| Angier Akers & Company [England] | 1954 |
| Anglosoft | 1986 |
| Angstrem | 1989 |
| Anik Microsystems | 1983 |
| Animagic [Spain] | 1989 to 1990 |
| Animal Behavior Enterprises, Incorporated [Hot Springs, AR, USA] | |
| Animated Amusements | 1970 |
| Anime TEC | 1989 |
| Anirog Software | 1983 to 1985 |
| Anjin [Japan] | 1995 to 1996 |
| Anker-Werke A.-G. [Bielefeld, Germany] | |
| Ankoku Baitai Software House | 1989 to 1991 |
| Annandule Project | 1990 to 1992 |
| ANS Consultants | 1989 to 1990 |
| Answare | 1982 to 1985 |
| Antares Virtual Reality Systems | 1995 |
| Anthony Cigar Company [OH, USA] | 1892 |
| Anthony Liquid Vending Machine Company [St. Paul, MN, USA] | 1922 |
| Antic Software [Czech Rep.] | 1989 |
| Antique Apparatus, The [Sherman Oaks, CA, USA] | 1985 |
| Antique Slot Machine Part Company [Carpentersville, IL, USA] | 1996 |
| Antiram | |
| Anubis Software | 1984 to 1985 |
| ANWUC | 1986 |
| Apache Software, Limited | 1994 |
| Ape Software | 1985 |
| Apex Amusement Machine Company | |
| Apex Amusements [Australia] | 1949 to 1959 |
| Apex Gaming Technology GmbH [Austria] | |
| Apex Trading | 1982 to 1983 |
| APF Electronics, Incorporated | 1978 to 1980 |
| Apies [Japan] | 2009 |
| Aplix | 1997 |
| Apocalypse Software | 1983 |
| Apollo 7 | 1984 |
| Apollo Technica [Japan] | 1985 to 1986 |
| Apollo, Incorporated [Richardson, TX, USA] | 1981 to 1983 |
| Apparate Bauanstalt Bavaria | 1900 |
| Apple | 1988 to 1993 |
| Apple Chemical Software | 1988 to 1989 |
| Apple Computer Company | 1976 to 1991 |
| Apple Industries, Incorporated [Baychester, NY, USA] | 1998 to 2010 |
| Apple Pie [Japan] | 1992 to 1996 |
| Apple Pugetsound Program Library Exchange | 1982 |
| Apple Software [Japan] | 1989 to 1990 |
| Apple Time [Italy] | 1987 |
| Applications Software Specialities | 1983 |
| Applied Concepts, Incorporated | 1979 |
| Apricot [Japan] | |
| Aproman [Korea] | 1986 to 1989 |
| Apropos Technology | 1982 |
| Apros | 1992 |
| AQ Interactive [Japan] | 2006 to 2009 |
| AQRS | 1994 |
| Aqua Plus [Japan] | 1999 to 2007 |
| Aqua Rouge | 1999 to 2001 |
| Aqua Thought | 1994 |
| Aques | 1996 to 1998 |
| Arachnid, Incorporated [Rockford, IL, USA] | 1983 to 1999 |
| Aram | |
| Arax | |
| ARC | 1986 to 1990 |
| ARC [Japan] | |
| Arc System Works | 1995 to 2013 |
| Arcade Amusement Company [Minneapolis, MN, USA] | 1935 |
| Arcade Animation | 1983 |
| Arcade Masters | 1992 |
| Arcade Software | 1982 to 1984 |
| Arcade Srl [Italy] | 2009 |
| Arcade Supply Company [Chicago, IL, USA] | 1929 |
| Arcade Zone, Limited | 1995 |
| Arcadia | 1988 |
| Arcadia Acoustic Automatics [England] | 1952 |
| Arcadia Corporation [USA] | 1982 |
| Arcadia Software, Incorporated | 1988 to 1989 |
| Arcadia Systems, Incorporated [Mastertronic Group] [Costa Mesa, CA, USA] | 1987 to 1993 |
| Arcana | 1988 to 1989 |
| Archibald [UK] | 1899 |
| Archimedes World | 1990 to 1995 |
| Arco Sales Company [Philadelphia, PA, USA] | 1942 |
| Arcooda, Limited | 2016 |
| Arctic Vendor Sales Company, Incorporated [Appleton, WI, USA] | 1949 |
| Arena Entertainment | 1991 to 1994 |
| Arena Giochi srl [Imola, BO, Italy] | 2010 to 2011 |
| Argent | 1998 |
| Argonaut Software | 1993 |
| Argox | 1996 |
| Argus | 1934 |
| Argus Press Software, Limited [UK] | 1984 to 1987 |
| Argyle Automatic Company [London, England] | 1908 |
| Arika | 1998 to 2009 |
| Ariola | |
| Ariolasoft | 1984 to 1990 |
| Aristocrat Automatics, Limited [London, England] | 1977 |
| Aristocrat Leisure Industries Pty, Limited | 1985 to 2017 |
| Aristocrat Technologies Company, Limited [Tokyo, Japan] | 2001 to 2014 |
| Arizona Automaton, Incorporated [Phoenix, AZ, USA] | 1971 |
| ArJay Exports | 1995 |
| Arkansas Novelty Company [AR, USA] | 1947 |
| Arkham Products | 1992 to 1993 |
| Arkon Automaten | 1980 to 1983 |
| Arkos | 1992 to 2000 |
| Arlington Heights Machine Works [IL, USA] | 1936 |
| Arlington Sales | |
| Armadillo Soft | 1986 |
| Armati Software | 1988 |
| Armchair Entertainment, Limited | 1984 |
| Armenia, Limited | 1981 |
| Armitron | 1982 |
| Arnold's Manufacturing Company | |
| Arnor, Limited | 1985 to 1987 |
| Aroma Company, Limited [Japan] | 1997 to 1999 |
| Arrow | 1984 |
| Arrow Micro-Techs | 1992 to 1995 |
| Arsys Software, Incorporated [Japan] | 1986 to 1993 |
| Art & Magic | 1993 to 1999 |
| Art [Korea] | 1999 |
| Art Edition | 1988 |
| Art of Dreams | 1990 |
| Art Spec [Japan] | 1989 |
| Artdink Corporation [Japan] | 1985 to 2006 |
| Artec [Japan] | 1988 to 1991 |
| Arthur [Frank D. Arthur] [New York, NY, USA] | 1896 |
| Arti Dev., Limited | 1989 |
| Artic Computing, Limited | 1981 to 1986 |
| Artic International | 1981 to 1984 |
| Artigiana Ricambi | |
| Artists & Creators Guild | |
| Artron | 1981 |
| Artronic | 1988 |
| Artworx | 1983 to 1990 |
| Aruze Corporation [Japan] | 1970 to 2009 |
| Aruze Gaming America, Incorporated [Las Vegas, NV, USA] | 2007 to 2012 |
| Arvai [Zoltan Arvai] | 1989 |
| Asahi Sangyo Company, Limited [Japan] | 1978 |
| Asashi Bussan [Japan] | |
| ASC [Answer Software Corporation] | 1983 |
| ASC Games | 1992 to 1999 |
| ASCI [Association pour les Services Connexes à l'Informatique] [France] | 1990 to 1993 |
| ASCII Corporation [Japan] | 1981 to 2001 |
| ASCII Entertainment Software, Incorporated | 1992 to 1999 |
| ASCO [Newark, NJ, USA] | 1942 to 1947 |
| Ascom [Japan] | |
| Ascomoid [Japan] | |
| Ascon Software | 1993 to 1994 |
| Ascot | |
| Asder Software [Taiwan] | 1993 to 1995 |
| ASEL [Italy] | 1978 |
| ASELEC | 1984 to 1985 |
| ASG | 1996 |
| Asgard | 1990 |
| Ashley Greenup | |
| Asia Soft Lab | 1997 |
| Asica Soft | |
| ASK | 1985 to 2001 |
| ASK Kodansha Company, Limited [Japan] | 1990 to 1998 |
| Aska Corporation [Japan] | |
| ASL Sales Company | |
| ASM [Japan] | 1990 |
| Asmik Ace Entertainment [Japan] | 1988 to 2002 |
| Asmik Corporation of America [USA] | 1990 to 1993 |
| Aso Soft [Japan] | |
| ASP | 1988 |
| ASP Software | 1982 to 1984 |
| Aspect | 1997 to 2000 |
| Aspin & Furry [DE, USA] | 1898 |
| Aspirin Machine Corporation [Columbus, OH, USA] | 1931 |
| Aspyr | 2003 to 2009 |
| ASS | |
| ASSA | 1986 |
| Assassin Software | 1983 to 1984 |
| Assimil | 1985 |
| Assist [Japan] | 1990 |
| Associated Amusements | 1947 |
| Associated Distributors [Detroit, MI, USA] | 1933 |
| Associated Overseas Mfr. Inc. | 1985 |
| Association Toolbox [Argenteuil, France] | 1990 to 1991 |
| Assogiochi Assago [Italy] | |
| Astec 21 | 1996 to 1997 |
| Astor [Florence, Italy] | 1964 |
| Astor Software [Portugal] | 1984 |
| Astra Automaten | 1930 |
| Astra Casino Gaming, Limited [Bridgend, Mid Glamorgan UK] | |
| Astra Games, Limited [Novomatic Group] [Bridgend, Mid Glamorgan UK] | 2005 to 2014 |
| Astral Software | 1986 |
| Astro Corporation [Taipei, Taiwan] | 1999 to 2011 |
| Astro Distributing [USA] | |
| Astro Games | 1979 |
| Astro Software | 1983 |
| Astro-Tronics, Incorporated | |
| Astrocade, Incorporated | 1981 to 1985 |
| Astrolograph Corporation | |
| Astropick [Cherry Hill, NJ, USA] | |
| Astros Productions | 1987 to 1988 |
| Astrovision, Incorporated | 1981 |
| AT&T, Incorporated [USA] | 1985 |
| Ataboy | |
| Atalantis | 1988 |
| Atari Age | 2003 to 2004 |
| Atari Corporation [Sunnyvale, CA, USA] | 1984 to 1996 |
| Atari Europe S.A.S.U. | 2003 to 2011 |
| Atari France | 1983 |
| Atari Games Corporation [Milpitas, CA, USA] | 1984 to 2000 |
| Atari Interactive, Incorporated | 1999 to 2016 |
| Atari Theater [Paris, France] | 1978 |
| Atari, Incorporated [New York, NY, USA] | 2002 to 2011 |
| Atari, Incorporated [Sunnyvale, CA, USA] | 1972 to 1984 |
| Atarisoft [Atari, Incorporated] | 1982 to 1984 |
| Atebe | 1936 |
| AtGames Digital Media, Incorporated | 2011 to 2016 |
| Athena / Able | 1993 |
| Athena Company, Limited [Japan] | 1988 to 2002 |
| Atlantic Software [Spain] | 1989 |
| Atlantis Software | 1983 to 1992 |
| Atlas [Hungary] | 1987 |
| Atlas Adventure Software | 1987 to 1988 |
| Atlas Games | 1941 to 1947 |
| Atlas Indicator Works, Incorporated [Chicago, IL, USA] | 1930 to 1932 |
| Atlas Manufacturing & Sales Company [Cleveland, OH, USA] | 1947 to 1954 |
| Atlas Manufacturing Company [Kaukauna, WI, USA] | 1925 to 1927 |
| Atlas Manufacturing Company [NY, USA] | 1936 |
| Atlas Manufacturing Company [OH, USA] | 1895 |
| Atlas Novelty Company | 1908 |
| Atlas Sales Company [Kaukauna, WI, USA] | 1928 |
| Atlas Tool & Manufacturing [St. Louis, MO, USA] | |
| Atlus Company, Limited [Japan] | 1989 to 2014 |
| Atlus Software, Incorporated [Irvine, CA, USA] | 1991 to 1998 |
| Atlus USA, Incorporated [Irvine, CA, USA] | 1994 to 2010 |
| ATM [Automatic Toys Modena] | 1990 |
| Atmark [Japan] | 2002 |
| Atom | 2008 |
| Atrativa Japan | 2006 |
| Atronic | 1999 to 2011 |
| Attic | 1992 to 1995 |
| ATV | |
| ATW [Artic Electronics Company, Limited] [Kaohsiung, Taiwan] | 1981 to 1983 |
| AUCBE | |
| Audio Sonic | |
| Audiogenic | 1982 to 1995 |
| Audoly [Nice, France] | 1911 |
| Audourenc [Bernard Audourenc] | |
| Auffangschalen [Germany] | 1928 |
| Augus Company, Limited [Japan] | 2005 |
| Auguste [L. Auguste] [France] | 1910 |
| Aujas [Maurice Aujas] | |
| Auriez [France] | 1936 |
| Aurora Manufacturing Company [New York, NY, USA] | 1931 to 1932 |
| Auryn Software [Spain] | 1986 to 1987 |
| Austerman Automatic Oil & Gasoline Service Station Company, Incorporated [Whichita, KS, USA] | |
| Austin [S.J. Austin] | |
| Australian Engineers & Metal Stampers Pty., Limited | 1957 |
| Australian Poolette Company [Australia] | 1933 |
| Auto Arcade | |
| Auto Doctor Company [Geneva, NY, USA] | 1892 |
| Auto-Bell Novelty Company [Chicago, IL, USA] | 1950 to 1981 |
| Auto-Data Graz | 2002 |
| Auto-Dice Company | 1930 |
| Auto-Merchandising Company [Pittsburgh, PA, USA] | 1911 |
| Auto-Newsy, Incorporated [Renton, WA, USA] | |
| Auto-Photo Company, Incorporated [Los Angeles, CA, USA] | 1952 to 1962 |
| Auto-Vend, Incorporated [Dallas, TX, USA] | 1947 |
| Auto-Vender Company | 1911 |
| Automaatti Teollisuus OY [Finland] | |
| Automat Games Company [Chicago, IL, USA] | 1931 to 1939 |
| Automata U.K., Limited | 1982 to 1985 |
| Automated Simulations | 1981 |
| Automaten & Sprechmaschinen | 1930 |
| Automaten Werner & Co | 1929 |
| Automaten-Gesellschaft GmbH [Germany] | 1959 |
| Automaten-Manufaktur [Frankfurt, Germany] | |
| Automatenbau Pfronten | 1952 to 1957 |
| Automatenbau Rhein-Ruhr | 1935 to 1956 |
| Automatenbetrieb Navigator | 1934 |
| Automatenfabrik Atlantic [Berlin, Germany] | 1929 |
| Automates Electra GmbH | 1907 |
| Automateur [Sweden] | 1954 |
| Automatic | 1951 |
| Automatic Amusement Company [London, England] | 1889 |
| Automatic Amusement Company, Incorporated [Los Angeles, CA, USA] | 1932 to 1938 |
| Automatic Amusement Devices, Incorporated [Chicago, IL, USA] | 1930 |
| Automatic Battery Company [Brooklyn, NY, USA] | 1888 |
| Automatic Billiard Corporation | |
| Automatic Book Vending Corporation [New York, NY, USA] | |
| Automatic Canteen Company of America [Chicago, IL, USA] | 1930 |
| Automatic Cash Discount Register Company [Chicago, IL, USA] | 1902 |
| Automatic Clerk & Advertising Company | 1902 |
| Automatic Coin Equipment, Limited [ACE] [Cardiff, England] | |
| Automatic Coin Machine Company | 1931 to 1932 |
| Automatic Coin Machines & Supply Company [Chicago, IL, USA] | 1946 |
| Automatic Corporation [Chicago, IL, USA] | 1932 |
| Automatic Devices Inc. | 1947 |
| Automatic Dispenser Company [Beverly Hills, CA, USA] | |
| Automatic Engineering Corporation | 1935 |
| Automatic Games [Chicago, IL, USA] | 1940 |
| Automatic Games Company [Inglewood, CA, USA] | 1931 to 1933 |
| Automatic Industries [Youngstown, OH, USA] | 1931 to 1932 |
| Automatic Inventions, Incorporated [New York, NY, USA] | 1930 |
| Automatic Jobbers Assn., Incorporated | |
| Automatic Machine & Tool Company [Chicago, IL, USA] | 1894 to 1936 |
| Automatic Machine Company [New York, NY, USA] | 1888 to 1940 |
| Automatic Machine Company [RI, USA] | 1914 |
| Automatic Machines, Incorporated [Los Angeles, CA, USA] | |
| Automatic Manufacturing Company [NY, USA] | 1892 to 1893 |
| Automatic Musical Company [Binghamton, NY, USA] | 1910 |
| Automatic Novelty Company [Kansas City, MO, USA] | 1905 |
| Automatic Novelty Company [London, England] | 1916 |
| Automatic Novelty Company [Philadelphia, PA, USA] | 1893 |
| Automatic Novelty Company [San Antonio, TX, USA] | 1933 |
| Automatic Novelty Machine Company [NY, USA] | 1888 |
| Automatic Perfume Fountain Company [NJ, USA] | 1888 |
| Automatic Phonograph Exhibition Company [New York, NY, USA] | 1890 |
| Automatic Products Company [New York, NY, USA] | 1949 |
| Automatic Radio Corporation [Cincinnati, OH, USA] | 1929 |
| Automatic Retailing Corporation [New York, NY, USA] | 1928 to 1931 |
| Automatic Sales Company [Lansing, MI, USA] | 1903 |
| Automatic Sanitary Vender Corporation [New Brunswick, NJ, USA] | |
| Automatic Selling Machine Company [New York, NY, USA] | 1888 |
| Automatic Service Corporation [Los Angeles, CA, USA] | |
| Automatic Service Corporation of America, Incorporated [Chicago, IL, USA] | 1932 |
| Automatic Skill Machines Company [London, England] | 1901 to 1909 |
| Automatic Sports Company [London, England] | 1900 to 1912 |
| Automatic Stamping Machine Company [Cleveland, OH, USA] | |
| Automatic Target Machine Company [New York, NY, USA] | 1904 to 1905 |
| Automatic Towel Cabinet Company [Detroit, MI, USA] | |
| Automatic Trading Company [NY, USA] | 1908 |
| Automatic Venders, Incorporated [Ashbury Park, NJ, USA] | 1929 |
| Automatic Vending Company | 1899 |
| Automatic Weighing Lifting & Grip Machine Company [Portland, ME, USA] | 1898 |
| Automaticos Videmur [Spain] | |
| Automatique DL [France] | 1930 |
| Automatiques Val [Paris, France] | 1913 |
| Autopop, Incorporated [St. Paul, MN, USA] | |
| Autoreflex [Paris, France] | 1934 to 1937 |
| Autosales Corporation [New York, NY, USA] | 1928 |
| Autosales Gum & Chocolate Company [New York, NY, USA] | 1899 |
| Autovend Company [Kansas City, MO, USA] | |
| Autronic Handels GmbH [Bremen, Germany] | |
| Auvi | |
| Avalon Hill Video Game Company, The [Baltimore, MD, USA] | 1980 to 2012 |
| Avalon Software | 1984 |
| Avant-Garde Publishing Corporation | 1979 to 1986 |
| Avantage | 1989 |
| Avantime | |
| AVB Software | 1983 |
| AVC Software | 1981 |
| Avenco Corporation | |
| Aventuras AD [Spain] | 1989 to 1992 |
| Aventuras AM [Spain] | 1989 |
| Aventuras Espanolas [Spain] | 1991 |
| Aventuriers des Etoiles, Les | |
| Avery, Limited [W. & T. Avery] [UK] | 1890 |
| AVI [Amuse-Vend-Industries] | |
| Avranches Automatic | 2004 |
| AVRO | 1995 |
| AWA Software | 1983 |
| Award Software | |
| AWP Games [Italy] | 1995 |
| Axela | 1997 to 1998 |
| Axis Software | 1981 to 1983 |
| Axlon, Incorporated | 1988 |
| Axxent Software | 1987 to 1989 |
| Axxiom | 1983 to 1989 |
| Ayer [Harry L. Ayer] [Newton, MS, USA] | 1894 |
| Aylward [H. Aylward] [UK] | 1923 |
| Aypio [Japan] | 1993 to 1996 |
| Azimut Soft | 1987 |
| Aztec Coin [UK] | |
| Aztec Software | 1984 |
| Azuma Development | 1990 |
| Azursoft [Sophia-Antipolis, France] | 1988 to 1991 |
