| Manufacturers (195) | Years of activities |
|---|
| K & P | 1998 to 1999 |
| K&G Games | 1987 |
| K-River Amusement [Korea] | 2006 |
| K-T Mfg. Co. | |
| K-Tel International, Ltd. [UK] | 1984 |
| K-Tel Vision | 1982 |
| K. & E. Novelty Co. [San Jose, CA, USA] | 1932 |
| K. & H. Game Co. | |
| K. & S. Sales Co. [Chicago, IL, USA] | 1932 to 1933 |
| K1soft | 2002 |
| KAC [K.Amusement Lising Co.] [Japan] | 1986 to 1993 |
| Kadokawa Shoten | 1995 to 2002 |
| Kaga Amusement Co., Ltd. [Japan] | 2007 |
| Kaiser & Cushion [UK] | 1914 |
| Kaiser Electro-Optics, Inc. | 1994 |
| Kaiser Spiele [Gauselmann Group] [Germany] | 2010 |
| Kakenhi | 1992 |
| Kakizaki [Japan] | 1978 |
| Kalamazoo Automatic Music Co. [Kalamazoo, MI, USA] | 1934 to 1935 |
| Kalkomat [Krakow, Poland] | 2004 to 2011 |
| Kalva Venders, Inc. [Chicago, IL, USA] | |
| Kamiya | 1980 to 1981 |
| Kammen [J. Kammen] [Cleveland Heights, OH, USA] | 1932 |
| Kaneko Co., Ltd. [Tokyo, Japan] | 1982 to 2002 |
| Kansas | 1983 to 1986 |
| Kansas City Talking Machine Co. [Kansas City, MO, USA] | 1899 |
| Karateco [Tokyo, Japan] | 1980 to 1983 |
| Kare Technology | |
| Karom Golf Table Corp. | 1931 to 1932 |
| KASCO [Kansai Seiki Seisakusho Co.] [Japan] | 1969 to 1988 |
| Kastell [Robert Kastell] | 1954 |
| Kasten [H. Kasten] | 1952 |
| Kato Seisakujo Co., Ltd [Japan] | 1981 to 2005 |
| Kato Works Co., Ltd. [Japan] | 2003 |
| Kaufmann Fréres [France] | 1909 |
| Kawada | 1986 to 1990 |
| Kawakusu, Ltd. | 1982 to 1987 |
| Kay Enterprizes Co. | 1982 |
| Kaye Mfg. Co. | 1953 |
| Kaye Sales Co., Inc. [Irving Kaye] [Brooklyn, NY, USA] | 1957 to 1967 |
| Kaye Sales Corp. [Irving Kaye] [Brooklyn, NY, USA] | 1966 to 1968 |
| Kayem Products Co., Inc. [Los Angeles, CA, USA] | 1940 to 1948 |
| Kaypro Corp. [Solana Beach, CA, USA] | 1985 |
| Kaze | 1995 to 2001 |
| Kazutome | 1984 |
| Keane Novelty Co. [Chicago, IL, USA] | 1891 to 1892 |
| Kecmo | 1994 to 1995 |
| Kee Games | 1973 to 1978 |
| Keeney & Co. [J.H. Keeney] [Chicago, IL, USA] | 1931 to 1963 |
| Keeney & Sons, Inc. [Chicago, IL, USA] | 1927 to 1936 |
| Keesee [Frank P. Keesee] [Toronto, Canada] | 1897 |
| Kegel [Hugo W. Kegel] [Dresden, Germany] | 1928 |
| Kegler & Burk [Kegler & Bürk] [Germany] | 1934 |
| Keith [H.M. Keith] [Spokane, WA, USA] | 1938 |
| Kel-Chad, Inc. [Crystal Lake, IL, USA] | |
| Keller [P. Keller] [Springfield, MS, USA] | 1900 |
| Kelley Mfg. Co. [Chicago, IL, USA] | 1901 to 1920 |
| Kelley Novelty Co., The [Chicago, IL, USA] | 1932 |
| Kellogg & Co. [New York, NY, USA] | 1888 |
| Kelly Co. [W.H. Kelly] [Tulsa, OK, USA] | 1938 |
| Kelly Gum & Mfg. Co. | 1904 |
| Kelly Novelty Co. [Chicago, IL, USA] | 1932 |
| Kemco, Ltd. | 1985 to 2003 |
| Kemo Novelty Co. [West Allis, WI, USA] | 1932 |
| Kemp [Clarence M. Kemp] [Baltimore, MD, USA] | 1889 |
| Kennedy & Diss [Brooklyn, NY, USA] | 1889 to 1890 |
| Kenphone Electronics | 1983 |
| Kentucky Gum Co. [Louisville, KY, USA] | 1934 |
| Kenyon, Inc. | 1939 |
| Kerian | |
| Kern [G. Kern] [Peru, IL, USA] | 1916 |
| Kernan Mfg. Co. [D. Kernan] [Chicago, IL, USA] | 1897 to 1901 |
| Keynet, Inc. [Japan] | 2001 |
| Keystone Engineering Co. [St. Louis, MO, USA] | 1933 |
| Keystone Novelty & Mfg. Co. [Philadelphia, PA, USA] | 1920 to 1927 |
| Keystone Novelty & Sales Co. [Indianapolis, IN, USA] | 1928 |
| Keystone Novelty Mfg. Co. [Chicago, IL, USA] | 1932 to 1933 |
| Keystone Sales Co. [Chicago, IL, USA] | 1931 |
| KF [Kaufmann Frères] [France] | 1909 |
| KGS | 1996 |
| KH Video | 1989 |
| KIC [Japan] | 1991 |
| KID [Kindle Imagine Develop] | 1996 to 2000 |
| Kiddie Rides Amusement Co. [New York, NY, USA] | 1952 |
| Kiddielane Mfg. Corp. [Westbury, NY, USA] | 1961 |
| Kiddinx Studios GmbH [Berlin, Germany] | 2001 to 2007 |
| Kidmann [Spokojna, Poland] | |
| Kigyo Corp. [Taiwan, ASIA] | 1996 |
| KIK [France] | 1936 |
| Kilger | 1952 |
| Killits [Miner L. Killits] [St. Louis, MO, USA] | 1904 |
| Kimble [Ireland, EU] | |
| Kimsey Mfg. Co. [Spokane, WA, USA] | 1947 |
| King & Co. [Chicago, IL, USA] | 1948 to 1960 |
| King & Sundwall [Seattle, WA, USA] | 1903 |
| King Amusement Co. [Mount Clemens, MI, USA] | 1952 to 1953 |
| King Equipment Corp. | 1933 to 1934 |
| King Game Factories | |
| King Mfg. Co. [Brooklyn, NY, USA] | |
| King Products Co. | |
| King Records | 1987 to 2008 |
| King Tripod Enterprise Co. | |
| King Vending Machine Co. [Columbus, OH, USA] | 1911 |
| Kinky Kit and Game | 1985 |
| Kinmont Mfg. Co. [Los Angeles, CA, USA] | |
| Kino | |
| Kiratto. [Japan] | 2001 to 2002 |
| Kirchhoff [Heilbronn, Germany] | 1959 |
| Kirchmeyer [E. Kirchmeyer] | 1954 to 1956 |
| Kirk & Co. [C.R. Kirk] | |
| Kirkham [Thomas C. Kirkham] [Highland Greek, Canada] | 1892 |
| Kiser Co. [A.R. Kiser] [Charlotte, NC, USA] | 1931 |
| Kiss Interactive Games [UK] | |
| Kitac [Kita Denshi Corp.] [Japan] | 1990 to 2012 |
| KitKorp [Elk Grove, IL, USA] | 1986 |
| Kitronix [Kitset Electronics, Ltd.] [New Zealand] | |
| Kiwako Co., Ltd. [Japan] | 1982 to 1985 |
| Kixx | 1985 to 1989 |
| KKI | 1982 |
| KKK | 1982 |
| Klebba Novelty Co. | |
| Klein & Co. [Henry Klein] [London, England, UK] | 1900 |
| Kletzker [Said Kletzker] [USA] | 1893 |
| Klingsor-Werke [Germany] | |
| Klode Shops | |
| Klondike Slot Machine Co. [Cincinnati, OH, USA] | 1899 |
| Klondyke Prospector Mfg. Co. [Chicago, IL, USA] | 1900 |
| Klugel [O.G. Klugel] [Indianapolis, IN, USA] | 1892 |
| Klugh Co. [L.B. Klugh] | |
| Klumpke [W. Klumpke] [Paris, France] | 1902 |
| KMD | 1991 |
| KMG b.v. [Netherlands] | |
| Knapway Devices [Kansas City, MO, USA] | |
| Knight [H. Knight] [Trenton, NJ, USA] | 1892 |
| Knight Novelty Co. [Cliftondale, MA, USA] | 1922 |
| Knights Enterprises [Denver, CO, USA] | 1970 |
| KnightSoft [UK] | 1985 |
| Knowledge Adventure, Inc. | 2001 |
| Knowlton [Dallas Knowlton] [Washington, DC, USA] | 1901 |
| KNT Co., Ltd. [Japan] | 2007 to 2011 |
| Ko Youn Electronic Co., Ltd. [Korea] | 1994 |
| Koam | 2000 |
| Koch Media | 2006 |
| Kodansha | 1998 |
| Koei Co., Ltd. [Japan] | 1986 to 2005 |
| Kogado | 1987 to 1988 |
| Kogado Studio | 1991 to 1993 |
| Kokopeli | 1996 to 1997 |
| Komax, Inc. | 1986 |
| Komaya Co., Ltd. [Japan] | 1982 to 2011 |
| Komplett Flipper | 1985 |
| Komputer Dynamics Corp. [Indianapolis, IN, USA] | 1975 |
| Komuse Co. [Korea] | 2011 |
| Konami Amusement of Europe [Middlesex, UK] | 2000 |
| Konami Australia Pty, Ltd. [Botany NSW, Australia] | 1997 to 1999 |
| Konami Co., Ltd. [Osaka, Japan] | 1989 to 2006 |
| Konami Corp. [Osaka, Japan] | 1996 to 2005 |
| Konami Digital Ent. Co., Ltd. | 2002 to 2013 |
| Konami Gaming, Inc. [Las Vegas, NV, USA] | 2000 to 2011 |
| Konami Industry Co., Ltd. [Osaka, Japan] | 1976 to 2005 |
| Kone-Klutch Corp. | 1911 |
| Konetzko & Olzem [Dortmund, Germany] | |
| Koni Denshi [Japan] | |
| Koplo Sales & Supply Co. [Chicago, IL, USA] | 1940 to 1941 |
| Korte [H. Korte] [Solingen, Germany] | |
| Kosmos Software, Ltd. | 1983 to 1988 |
| KPE [Konami Group] [Japan] | 2006 to 2012 |
| Kraft [Charles H. Kraft] [Salt Lake City, UT, USA] | 1896 to 1899 |
| Krafts Automatics Ltd [London, UK] | 1954 to 1960 |
| Krahe [Alfred Krähe] | 1950 to 1957 |
| Kramer Mfg. Co. | 1938 |
| Kramer Mfg. Co., Inc. [M. Kramer] [Lakewood, NJ, USA] | 1982 to 1987 |
| Krazy Ball Mfg. Co. | |
| Krea Medie | 2007 |
| Kreiter | |
| Kriss-Sport [Zory, Poland] | 2001 to 2007 |
| KRM | 1991 |
| Kruse [A.H.F. Kruse] [Portland, OR, USA] | 1904 to 1914 |
| KSG [Japan] | 2004 |
| KSS Media Ent. Co. [Japan] | 1993 to 1998 |
| Kuma Computers, Ltd. | 1985 |
| Kunkel Metal Products Co. [Los Angeles, CA, USA] | |
| Kuns [Kenneth Elroy Kuns] [Chicago, IL, USA] | 1921 |
| Kunzelmann [P. Künzelmann] | 1925 |
| Kupidon | 2004 to 2005 |
| Kural Electric, Ltd. | 1981 |
| Kusuno | 1973 to 2009 |
| Kvazar | 1996 |
| Kwang Yih Technology Development Co. [Taichung City, Taiwan, ROC] | |
| Kyoei [Japan] | 1981 |
| Kyogoku [Japan] | 2001 |
| Kyoraku Sangyo [Japan] | 1992 to 2012 |
| Kyugo [Japan] | 1985 to 1991 |
| KZH | |
| Kölner Automaten-Fabrik [Cologne, Germany] | |
