| 'W' Companies (520) | Period (Timeline) | Item #: Game | Item #: Non-Game |
|---|---|---|---|
| W & T Avery, Ltd. [England] | |||
| W&W Soft. Sales | 1979 to 1985 (7 years) | ||
| WACCI | 1986 to 1999 (14 years) | ||
| Wachi Electronics | 1992 (1 year) | ||
| Wachi Soft. | 1988 (1 year) | ||
| Wachter, H. [Columbus, Ohio, USA] | |||
| Wacky Willy Products, Inc. [Haslett, MI, USA] | |||
| Waddell Co., John M. [Greenfield, OH, USA] | 1896 to 1897 (2 years) | ||
| Waddell Wooden Ware Works Co. [Greenfield, OH, USA] | 1901 to 1917 (17 years) | ||
| Wade Products Co., Inc. [Detroit, MI, USA] | 1928 (1 year) | ||
| Wagenaar, H.O. | 1984 (1 year) | ||
| Wagner & Miller | |||
| Wagner Mfg. Co., Charles A. [Chicago, IL, USA] | 1899 to 1908 (10 years) | ||
| Wagner Publishing, Roger | 1987 to 1989 (3 years) | ||
| Wahl, John [Alton, IL, USA] | 1897 (1 year) | ||
| Wahlap Technology [China] | 2011 to 2018 (8 years) | ||
| Wahrman & Guyton | 1977 (1 year) | ||
| Waikiki | 1990 to 1995 (6 years) | ||
| Wain & Bryant Co. [Detroit, MI, USA] | 1902 (1 year) | ||
| Waitaki Soft. | 1984 (1 year) | ||
| Waite Group, The | 1992 (1 year) | ||
| Waixing Computer & Technology Co., Ltd. [China] | 1993 to 2006 (14 years) | ||
| Waka Mfg. [Japan] | 1997 (1 year) | ||
| Wakatono | 1993 (1 year) | ||
| Wal-Bil Novelty Co. | |||
| Waldeck Soft. | 1986 to 1987 (2 years) | ||
| Walden Automatic Co. | 1935 (1 year) | ||
| Walden Media, LLC | 2004 (1 year) | ||
| Waldinger, Scott | |||
| Waldkirch, Posocopi | 1987 to 1990 (4 years) | ||
| Walker Sales Co. [Fort Worth, TX, USA] | 1935 (1 year) | ||
| Walker, H.O. [Phoenix, AZ, USA] | 1937 (1 year) | ||
| Walker-Freeman Co., Inc. [Jackson, MI, USA] | 1934 (1 year) | ||
| Wall Novelty Co. [Huntington Park, CA, USA] | 1927 (1 year) | ||
| Wall Street Institute | 1994 (1 year) | ||
| Wall, Ian | 2017 (1 year) | ||
| Wall, Larry | 1983 (1 year) | ||
| Wallace, Bruce | 1975 (1 year) | ||
| Wallace, John Stewart [Belfast, Ireland] | 1890 (1 year) | ||
| Wallsoft | 1987 (1 year) | ||
| Walltone Soft. | 1984 (1 year) | ||
| Walltone, Ltd. | |||
| Walnut Creek CDROM [CA, USA] | 1993 to 1998 (6 years) | ||
| Walrus Computing | 1985 to 1986 (2 years) | ||
| Walrusoft | 1986 (1 year) | ||
| Walter | 2004 to 2009 (6 years) | ||
| Walter Gum Co. [Brooklyn, NY, USA] | 1927 (1 year) | ||
| Walter Pooley | 1985 (1 year) | ||
| Walters Mfg. Co., R.C. [St. Louis, MO, USA] | 1944 to 1950 (7 years) | ||
| Walters Soft. Co. | 1985 to 1989 (5 years) | ||
| Walters, S.L. | 1980 to 1982 (3 years) | ||
| Waltham Piano Co. [Milwaukee, WI, USA] | 1912 (1 year) | ||
| Walton & Co., L. [Blackpool, England] | 1925 to 1929 (5 years) | ||
| Walton, James [Phoenicia, NY, USA] | 1893 (1 year) | ||
| Walton, Rob | 1974 (1 year) | ||
| Walzer & Co., A.M. [Minneapolis, MN, USA] | 1933 to 1935 (3 years) | ||
| Wanadoo Edition | 2000 to 2004 (5 years) | ||
| Wanderer Group | 1985 to 1988 (4 years) | ||
| Wang Laboratories, Inc. | 1974 to 1985 (12 years) | ||
| Wantland, John | 1996 to 2001 (6 years) | ||
| WAP [Washington Apple Pi III SIG] | 1990 to 1995 (6 years) | ||
| War Games [Spain] | 1986 (1 year) | ||
| War On Want | 1986 (1 year) | ||
| Warashi, Inc. | 1996 to 2006 (11 years) | ||
| Ward Bros Novelty Co. [Jersey City, NJ, USA] | |||
| Ward, Brian | 2001 (1 year) | ||
| Ward, Gary E. | 1984 (1 year) | ||
| Ward, Inc., Artemas [New York, NY, USA] | 1930 (1 year) | ||
| Ward, Martin | |||
| Ward, Tim | 1992 (1 year) | ||
| Warden, M.S. | 1979 (1 year) | ||
| Wario | 1993 (1 year) | ||
| Warker, Dave | 1977 (1 year) | ||
| Warlock Soft. | 1984 (1 year) | ||
| Warner & Co., Herman [Chicago, IL, USA] | |||
| Warner & Sons [Pasadena, CA, USA] | 1947 (1 year) | ||
| Warner Bros. Ent., Inc. | 1995 to 2019 (25 years) | ||
| Warner Interactive Ent., Ltd. | 1996 (1 year) | ||
| Warner Music Japan | 1999 (1 year) | ||
| Warner Soft., S.E. | 1988 (1 year) | ||
| Warner, Silas S. | 1974 to 1977 (4 years) | ||
| WarnerActive [CA, USA] [06434] | 1995 (1 year) | ||
| Warnke, Martin [Minneapolis, MN, USA] | 1904 (1 year) | ||
| Warp | 1994 to 1999 (6 years) | ||
| Warren Fuhrmann [Keansburg, NJ, USA] | 1937 (1 year) | ||
| Warren Mfg. Co. [Warren, OH, USA] | 1932 (1 year) | ||
| Warriors of Darkness | 1987 to 1988 (2 years) | ||
| Warriors of the Wasteland | 1987 to 2009 (23 years) | ||
| Warriors of Time | 1989 to 1990 (2 years) | ||
| Warshaw, Judah | 1994 (1 year) | ||
| Washington Vending Machine Co. [Washington, DC, USA] | 1904 (1 year) | ||
| Washington, John | 1986 (1 year) | ||
| Wasp Soft. | 1985 to 1986 (2 years) | ||
| Watara | 1992 to 1993 (2 years) | ||
| Water Chine, Inc. | 1996 (1 year) | ||
| Waterloo Computing Systems | 1983 (1 year) | ||
| Waterloo Maple | 1992 to 1995 (4 years) | ||
| Waterloo Soft. | 1984 to 1986 (3 years) | ||
| WaterMelon | 2010 to 2020 (11 years) | ||
| Watford Electronics | 1983 to 1998 (16 years) | ||
| Watkins, Marley W. | 1983 (1 year) | ||
| Watling Mfg. Co. [Chicago, IL, USA] | 1898 to 1958 (61 years) | ||
| Watling Scale Co. [Chicago, IL, USA] | 1929 to 1947 (19 years) | ||
| Watson | 1983 (1 year) | ||
| Watson Machine & Novelty Works [Detroit, MI, USA] | 1897 (1 year) | ||
| Watson Piano Co. | |||
| Watson Soft. Services | 1982 to 1985 (4 years) | ||
| Watson, Dave | 1985 (1 year) | ||
| Watson, J.J. [Buffalo, NY, USA] | 1894 (1 year) | ||
| Watson, Peter | 1994 (1 year) | ||
| Watts Inc., Franklin | 1985 (1 year) | ||
| Watts, M.G. | 1983 (1 year) | ||
| Wauer, Loraine | 1994 (1 year) | ||
| Wave Game Studios | 2006 to 2023 (18 years) | ||
| Wave Mate | 1976 to 1984 (9 years) | ||
| Wave Train [Japan] | 1989 to 1990 (2 years) | ||
| Wavefront Technologies | 1995 (1 year) | ||
| WaveMakers | 1980 to 1987 (8 years) | ||
| Wavetek | |||
| Way Limit Co., Ltd. [Japan] | 1983 (1 year) | ||
| Wayforward Technologies | 2005 to 2016 (12 years) | ||
| Waylandsoft | 1985 (1 year) | ||
| Wayne Motel | 1988 (1 year) | ||
| Wazdan | 2012 to 2023 (12 years) | ||
| Wazertown Works [Spain] | 1989 to 1991 (3 years) | ||
| WB Games [Warner Bros.] | 2006 to 2014 (9 years) | ||
| WB Soft. | 1983 to 1984 (2 years) | ||
| WB Specialty Co. [St. Louis, MO, USA] | 1934 (1 year) | ||
| WD Soft. | 1983 to 1984 (2 years) | ||
| WDK S.A. [SEGA Group] | 1993 (1 year) | ||
| WDW | 2018 (1 year) | ||
| We Net | 1995 to 1997 (3 years) | ||
| WE Soft. [UK] | |||
| WeAreQiiwi Interactive AB | 2013 to 2019 (7 years) | ||
| WeaShing H.K. | 1993 (1 year) | ||
| Weaver, Albert L. [New York, NY, USA] | 1902 (1 year) | ||
| Weaversoft | 1982 to 1984 (3 years) | ||
| Web Associates | 1979 to 1980 (2 years) | ||
| Web Box | 1998 (1 year) | ||
| Webak Elektronik | 1996 to 2008 (13 years) | ||
| Webb Novelty Co. [Chicago, IL, USA] | 1927 (1 year) | ||
| Webber, Wesley [Pittsburg, PA, USA] | 1895 to 1899 (5 years) | ||
| Weber Soft., Hal | 1989 to 1990 (2 years) | ||
| Weber, Arno | 2002 to 2014 (13 years) | ||
| Weber, Gebr. [Waldkirch, Germany] | |||
| Weber, Julius [Düsseldorf, Germany] | |||
| Websters Soft. | 1984 (1 year) | ||
| WebTV Networks, Inc. | 1999 (1 year) | ||
| Wecom [Seoul, Korea] | 2002 (1 year) | ||
| Wedesweiler, Jacob [Chicago, IL, USA] | 1876 (1 year) | ||
| Weekly Reader Soft. | 1983 to 1988 (6 years) | ||
| Weeks Mfg. Co. [Walden, NY, USA] | 1925 (1 year) | ||
| Weener, Jeff | 1984 (1 year) | ||
| Weeske Soft. [Germany] | 1985 (1 year) | ||
| WEGA-Soft | |||
| Wegg [UK] | 1912 (1 year) | ||
| Weiand | 1986 (1 year) | ||
| Weight Check, Inc. [Arlington Heights, IL, USA] | 1987 (1 year) | ||
| Weil Mfg. Corp. [Des Moines, IA, USA] | 1934 (1 year) | ||
| Weinrich, John L. | 2008 (1 year) | ||
| Weird Design | 1990 to 1991 (2 years) | ||
| Weird Science | 1987 to 2005 (19 years) | ||
| Weisbecker, Joe | |||
| Weiss, Michael David | 1999 (1 year) | ||
| Weizenbaum, Joseph | 1966 (1 year) | ||
| WEKA | 1998 to 2006 (9 years) | ||
| Welch Grape Juice Co. [New York, NY, USA] | |||
| Welch, George A. [Baltimore, MD, USA] | 1890 (1 year) | ||
| Wells & Wingerter [Wheeling, VA, USA] | 1894 (1 year) | ||
| Wells Novelty Co. [Chicago, IL, USA] | 1912 (1 year) | ||
| Welsh Cigars, Samuel [Philadelphia, PA, USA] | 1892 (1 year) | ||
| Welsh, Gene | |||
| Welsh, Pierre V.W. [New York, NY, USA] | 1890 to 1892 (3 years) | ||
| Welte & Sons, Michael [Freiburg, Germany] | 1849 (1 year) | ||
| Wemade [Korea] | 2008 (1 year) | ||
| Wendaford, Ltd. | 1973 (1 year) | ||
| Wendin | 1987 (1 year) | ||
| Wendos PDS | 1997 (1 year) | ||
| Wendrich, Peter | 2011 (1 year) | ||
| Wendy Magazine | 1989 to 1995 (7 years) | ||
| Wenger Corp. | 1984 to 1985 (2 years) | ||
| Werline Novelty Co. | 1894 (1 year) | ||
| Werminghoff, Andreas | 1984 (1 year) | ||
| Wersi | 1985 (1 year) | ||
| Wertz, Charles V. [Portsmouth, OH, USA] | 1903 (1 year) | ||
| Wesco Specialty Co. | 1934 to 1935 (2 years) | ||
| Wesco Systems [Moutain View, CA, USA] | 1979 (1 year) | ||
| Wescott Soft. | 1989 to 1990 (2 years) | ||
| Wesely & Maker | 1980 (1 year) | ||
| Wesselkamper, James | 1990 (1 year) | ||
| Wessex | |||
| West & Ludwig [Leipzig, Germany] | 1908 to 1931 (24 years) | ||
| West & Zamora | 1988 (1 year) | ||
| West Automaten [Moers, Germany] | 1932 to 1962 (31 years) | ||
| West Coast Crackers | 1986 to 1987 (2 years) | ||
| West Coast Monster Co. [Del Mar, CA, USA] | |||
| West Coast Novelty Co. [Seattle, WA, USA] | 1931 (1 year) | ||
| West Coast Novelty Co., Ltd. [Vancouver, BC, Canada] | 1929 (1 year) | ||
| West Deutsche Automaten-Grosshandlung [Germany] | 1950 (1 year) | ||
| West Midlands County Council | 1985 (1 year) | ||
| West Soft | |||
| Westbay, James A. & William T. [McKeesport, PA, USA] | 1894 (1 year) | ||
| Westcode Soft. | 1993 (1 year) | ||
| Westerhaus Amusement Co. [Cheviot, OH, USA] | 1944 (1 year) | ||
| Western Automatic Machine Co. [Cincinnati, OH, USA] | 1893 to 1894 (2 years) | ||
| Western Automatic Machine Co. [San Francisco, CA, USA] | 1933 to 1937 (5 years) | ||
| Western Co. [Chicago, IL, USA] | 1898 (1 year) | ||
| Western Distributors, Inc. [Seattle, WA, USA] | 1933 (1 year) | ||
| Western Electric Piano Co. [Chicago, IL, USA] | 1927 to 1932 (6 years) | ||
| Western Equipment & Supply Co. [Chicago, IL, USA] | 1933 to 1939 (7 years) | ||
| Western Mfg. Co. [Chicago, IL, USA] | 1932 (1 year) | ||
| Western Novelty Co. [Kalamazoo, MI, USA] | 1897 to 1899 (3 years) | ||
| Western Products, Inc. [Chicago, IL, USA] | 1939 to 1941 (3 years) | ||
| Western Sales Co. | |||
| Western Shuffleboard [San Diego, CA, USA] | |||
| Western Technologies | 1984 (1 year) | ||
| Western Weighing Machine Co. [Cincinnati, OH, USA] | 1893 to 1894 (2 years) | ||
| Westfalia Apparate | 1955 (1 year) | ||
| Westhausler, A. | 1933 (1 year) | ||
| Westinghouse Corp. [Springfield, MS, USA] | 1958 (1 year) | ||
| Westinghouse Electric Corp. [Pittsburgh, PA, USA] | |||
| Westlake Systems [Westlake Village, CA, USA] | 1975 to 1976 (2 years) | ||
| Westminster Soft., Inc. | |||
| Westmoreland, Wayne | 1981 (1 year) | ||
| Weston Slot Machine Co. [Syracuse, NY, USA] | 1892 (1 year) | ||
| Westone | 1993 (1 year) | ||
| Westridge Communications | 1983 (1 year) | ||
| Westronics, Inc. | 1968 to 1983 (16 years) | ||
| WestSide [Japan] | 2016 to 2018 (3 years) | ||
| WestSide Softhouse [Japan] | 1984 to 1996 (13 years) | ||
| Westwood | 1993 to 1999 (7 years) | ||
| Westwood, Steve | 2012 to 2015 (4 years) | ||
| WestWorld Computer Services | 1992 (1 year) | ||
| Westy Productions | 1989 (1 year) | ||
| WFS, Inc. [Japan] | 2019 (1 year) | ||
| WGA [Win n Grin Amusements] [Australia] | 1996 to 2007 (12 years) | ||
| Whales, Oliver | 1950 (1 year) | ||
| Wheatcroft, Thomas S. [Rush, PA, USA] | 1893 to 1899 (7 years) | ||
| Wheaton Soft., Arnold | 1983 to 1985 (3 years) | ||
| Wheel Games | 1992 (1 year) | ||
| Wheeland & Co., C.E. [Salt Lake, UT, USA] | 1894 (1 year) | ||
| Wheeland Novelty Co. [Seattle, WA, USA] | 1901 to 1902 (2 years) | ||
| Wheeler, Henry U. [St. Louis, Mo, USA] | 1901 (1 year) | ||
| Wheeler, Orrin A. [Chicago, IL, USA] | 1891 (1 year) | ||
| Wheeler, Tom | 1985 (1 year) | ||
| Whichard Industries, Inc. | |||
| Whirl-O-Ball Co. [New York, NY, USA] | 1931 (1 year) | ||
| Whirlpool Sales Agency, Inc. [Youngstown, OH, USA] | 1932 (1 year) | ||
| Whirlwind Manu | 1990 (1 year) | ||
| Whisenhunt & Wood | 1975 (1 year) | ||
| White Co., William [St. Louis, MO, USA] | 1907 (1 year) | ||
| White Machine Co. [Newark, NJ, USA] | |||
| White Mfg. Co. [Chicago, IL, USA] | 1901 to 1905 (5 years) | ||
| White Mouse Soft. | 1994 (1 year) | ||
| White Ninja Studio | 2021 (1 year) | ||
| White Panther | 1989 (1 year) | ||
| White Vending Machine Co. | 1902 to 1907 (6 years) | ||
| White, Chris | 2013 (1 year) | ||
| White, David | |||
| White, Hugh [Utica, NY, USA] | 1890 (1 year) | ||
| White, Mike | 1983 to 1993 (11 years) | ||
| White, Ray | |||
| Whiteside Specialty Co. [Los Angeles, CA, USA] | 1925 (1 year) | ||
| Whitlock Co., J.W. [Rising Sun, IN, USA] | 1934 (1 year) | ||
| Whitsey, Trevor | 1987 (1 year) | ||
| Whitsoft [UK] | |||
| Whittaker Bros. [Lancashire, England] | 1961 to 2005 (45 years) | ||
| Whiz Ball Mfg. Co. | 1932 (1 year) | ||
| Whiz-zards [NL] | 1996 (1 year) | ||
| Whoopee Camp | 1997 to 1999 (3 years) | ||
| Wi-Co | 1910 (1 year) | ||
| WICAT Systems | 1981 to 1982 (2 years) | ||
| Wicca Soft. | 1984 (1 year) | ||
| Wicked Soft. | 1987 to 1992 (6 years) | ||
| Wickes, R.E. [UK] | 1899 (1 year) | ||
| Wico Corp. [IL, USA] | 1984 (1 year) | ||
| Wicosoft [Germany] | 1983 to 1984 (2 years) | ||
| Wida Soft. | 1982 (1 year) | ||
| Widel, David | 2008 (1 year) | ||
| Widget Mfg. Co. | |||
| Widget Soft. | 1988 to 1995 (8 years) | ||
| Widgit Soft., Ltd. [UK] | 1983 to 1984 (2 years) | ||
| Wiegandt, George [Berlin, Germany] | 1952 to 1959 (8 years) | ||
| Wiemaa, Calbin | 2008 (1 year) | ||
| Wierenga Soft., Theron | 1990 to 1999 (10 years) | ||
| Wiering Soft., Mike | 1995 to 2006 (12 years) | ||
| Wigmore House | 1985 (1 year) | ||
| Wiig, H. | 1985 (1 year) | ||
| Wik | 2019 (1 year) | ||
| Wilcox Co., The | 1986 (1 year) | ||
| Wilcox-Gay Corp. [Charlotte, MI, USA] | 1947 (1 year) | ||
| Wilcoxon, Scot | 1977 (1 year) | ||
| Wilcroft Sports, Inc. [Carson City, NV, USA] | 1976 (1 year) | ||
| Wilczek, Tadeusz | 1984 to 1987 (4 years) | ||
| Wild Boys, The | 1991 to 1992 (2 years) | ||
| Wild Life [Japan] | 1993 to 1994 (2 years) | ||
| Wild Turtle [Japan] | 1989 (1 year) | ||
| Wilde, George R. | 1992 (1 year) | ||
| Wilden Automaten, Heinz [Bonn, Germany] | |||
| Wildest Dreams | 1984 to 1986 (3 years) | ||
| Wilding & Porter [Australia] | 1952 (1 year) | ||
| Wildlife Studios | 2019 (1 year) | ||
| Wiley, Jacaranda | 1984 (1 year) | ||
| Wilhelm, George [New York, NY, USA] | 1898 (1 year) | ||
| Wilkes & Wilkes | 1973 (1 year) | ||
| Wilkinson, Gary | 1988 (1 year) | ||
| Will Bridge | 1991 (1 year) | ||
| Willard Computer Services | 1995 (1 year) | ||
| Willard, Said [USA] | 1893 (1 year) | ||
| Williams & Anderson | 1975 (1 year) | ||
| Williams & Dennard | |||
| Williams [UK] | |||
| Williams Automatic Machine Co. [Moundsville, WV, USA] | 1889 (1 year) | ||
| Williams Electronic Mfg. Corp. [Chicago, IL, USA] | 1964 to 1966 (3 years) | ||
| Williams Electronics Games, Inc. [Chicago, IL, USA] | 1985 to 1999 (15 years) | ||
| Williams Electronics, Inc. [Chicago, IL, USA] | 1967 to 1986 (20 years) | ||
| Williams Ent., Inc. | 1995 to 1998 (4 years) | ||
| Williams Mfg. Co. [Chicago, IL, USA] | 1944 to 1980 (37 years) | ||
| Williams Mfg., O.A. [Indianapolis, IN, USA] | 1906 to 1926 (21 years) | ||
| Williams Technology | 1990 (1 year) | ||
| Williams, Brice | |||
| Williams, Derek | 1985 (1 year) | ||
| Williams, Errol | 1988 (1 year) | ||
| Williams, James R. [Fayetteville, NC, USA] | 1902 (1 year) | ||
| Williams, John A. [Brooklyn, NY, USA] | 1896 (1 year) | ||
| Williams, Kevin | 1999 (1 year) | ||
| Williams, M. | 2009 (1 year) | ||
| Williams, P.G. [Brooklyn, NY, USA] | 1889 (1 year) | ||
| Williams, Ron | 1976 (1 year) | ||
| Williams, Tudor | 1984 (1 year) | ||
| Williamson, J.S. | 1985 (1 year) | ||
| Willis Games Co., Inc. | |||
| Willoughby Co. [Grand Rapids, MI, USA] | 1901 (1 year) | ||
| Willow Enterprises, Ltd. | 1987 (1 year) | ||
| Willow Soft. | 1981 to 1984 (4 years) | ||
| Willysoft | 2004 (1 year) | ||
| Wilmore Automatic Salesman Co., S.E. [New York, NY, USA] | 1902 (1 year) | ||
| Wilson Mfg. Co. [Chicago, IL, USA] | 1930 (1 year) | ||
| Wilson Soft. Div. | |||
| Wilson, Carl | 2005 (1 year) | ||
| Wilson, David N. | 1992 (1 year) | ||
| Wilson, Geo. W. [Toledo, OH, USA] | 1929 (1 year) | ||
| Wilson, Grant | 1986 (1 year) | ||
| Wilson, Horace M. [Cambridge, MA, USA] | 1890 (1 year) | ||
| Wilson, John | 1989 (1 year) | ||
| Wilson, Mark | 1988 (1 year) | ||
| Wilson, Matthew | 1986 (1 year) | ||
| Wilson, Richard | 2001 to 2006 (6 years) | ||
| Wilson, Steve | |||
| Wimi Games | 1978 to 2007 (30 years) | ||
| Wimpy | 1988 (1 year) | ||
| Wimsey Co. | 1989 (1 year) | ||
| Win Net Technology Co., Ltd. [Tokyo, Japan] | 2006 to 2011 (6 years) | ||
| Winchester & Co. | 1878 to 1880 (3 years) | ||
| Winchester, Randy | 1992 (1 year) | ||
| Windham Classics | 1984 to 1985 (2 years) | ||
| Windmill Soft. | 1983 to 1984 (2 years) | ||
| Windom | 1993 (1 year) | ||
| Windosoft | 1984 (1 year) | ||
| Windsor | 1976 (1 year) | ||
| Windsor Scientific | 1986 (1 year) | ||
| Windwill Soft. | 1983 (1 year) | ||
| Winfield, Rod G. | 1983 (1 year) | ||
| WinFun | 2000 to 2012 (13 years) | ||
| Wing Co., Ltd. [Japan] | 1979 to 2011 (33 years) | ||
| Wing K. | |||
| WINGS for Learning | 1990 to 1991 (2 years) | ||
| Winkler | 1959 to 1964 (6 years) | ||
| Winky Soft. [Japan] | 1984 to 2000 (17 years) | ||
| Winlight | 2018 (1 year) | ||
| Winner Novelty Co. [David City, NE, USA] | 1923 (1 year) | ||
| Winner Sales Co. [Chicago, IL, USA] | 1939 (1 year) | ||
| Winner Soft. | 1987 to 1991 (5 years) | ||
| Winner's Circle | 1982 (1 year) | ||
| Wintechno | 1993 (1 year) | ||
| Winter, Daniel | 1984 (1 year) | ||
| Winters Specialty Co., H.E. [Davenport, IA, USA] | 1917 to 1920 (4 years) | ||
| Wintersoft | 1983 to 1985 (3 years) | ||
| WIPL | 1990 (1 year) | ||
| Wired Productions | 2018 to 2019 (2 years) | ||
| WIRT Microsystems | 1981 (1 year) | ||
| WISCO Computing | 1992 (1 year) | ||
| Wisconsin Deluxe Corp. [Milwaukee, WI, USA] | 1942 (1 year) | ||
| Wisconsin Novelty Co. [Fond du Lac, WI, USA] | 1925 to 1934 (10 years) | ||
| Wisconsin Novelty Co. [Milwaukee, WI, USA] | 1946 (1 year) | ||
| Wisconsin Novelty Mfg. Co. [Kaukauna, WI, USA] | 1923 (1 year) | ||
| Wisdom Research | 1987 (1 year) | ||
| Wisdom Tree, Inc. [CA, USA] | 1988 to 2014 (27 years) | ||
| Wise Owl Workshop | |||
| Wishbone [Japan] | 1994 to 1995 (2 years) | ||
| Wisseman, Tim | 1992 (1 year) | ||
| Witch's | 1995 (1 year) | ||
| Withey Co., B.A. [Chicago, IL, USA] | 1931 to 1939 (9 years) | ||
| Withey Mfg. Co. [Chicago, IL, USA] | 1940 (1 year) | ||
| Witro | |||
| Witt, Randy | 1973 (1 year) | ||
| Wittenborg, Inc. [Denmark] | |||
| Witty Wolf [Japan] | 1997 (1 year) | ||
| Wiz [Japan] | 1991 to 2002 (12 years) | ||
| Wiz Enterprise [Korea] | 2005 (1 year) | ||
| Wiz Technology, Inc. [USA] | 1990 to 1995 (6 years) | ||
| Wiz-Mate | 1982 (1 year) | ||
| Wizard Computer Games | 1986 (1 year) | ||
| Wizard Games of Scotland, Ltd. | 1989 to 1997 (9 years) | ||
| Wizard Soft [Korea] | 1999 to 2003 (5 years) | ||
| Wizard Soft. | 1982 to 1986 (5 years) | ||
| Wizard Supersoft | 1982 (1 year) | ||
| Wizard System House [Japan] | 1995 (1 year) | ||
| Wizard Video Games [Los Angeles, CA, USA] | 1982 to 1983 (2 years) | ||
| Wizard's Lair Soft. | 1987 to 1989 (3 years) | ||
| Wizards of the Coast | 2008 to 2015 (8 years) | ||
| WizardWorks Group, The [Minneapolis, MN, USA] | 1989 to 2000 (12 years) | ||
| Wizax 2004 | 1986 to 1988 (3 years) | ||
| Wizcat | 1992 to 1999 (8 years) | ||
| Wizen | |||
| WJC Vending Co. [New York, NY, USA] | 1932 (1 year) | ||
| WLCracks | 1987 (1 year) | ||
| WMS Gaming, Inc. [Chicago, IL, USA] | 1993 to 2014 (22 years) | ||
| WN Mfg. Co. [USA] | |||
| Wobbly Tooth | |||
| Woehler, Henry G. & Frederick [St. Louis, MO, USA] | 1901 (1 year) | ||
| Wolf Computertechnik | 1991 to 1995 (5 years) | ||
| Wolf Team [Japan] | 1987 to 1994 (8 years) | ||
| Wolf, Erwin | 1955 to 1958 (4 years) | ||
| Wolf, Gerhard | 1971 (1 year) | ||
| Wolf, Heinrich [Nürnberg, Germany] | 1955 to 1964 (10 years) | ||
| Wolff, Martin | 1974 (1 year) | ||
| Wolff, Paul [Berlin, Germany] | 1910 (1 year) | ||
| Wolff, René [Issy-les-Moulineaux, France] | 1954 to 1958 (5 years) | ||
| Wolff, Yves | |||
| Wolfgang Dirks | 1952 (1 year) | ||
| Wolfram | 2005 (1 year) | ||
| Wolfsoft | 1987 (1 year) | ||
| Wolfson Microelectronics | 1983 (1 year) | ||
| Wollenberg, Herm. [Berlin, Germany] | 1927 (1 year) | ||
| Wollstein, S. [Paris, France] | 1909 to 1910 (2 years) | ||
| Wolters Soft. | 1984 to 1985 (2 years) | ||
| Wolverine Supply & Mfg. Co. [Pittsburgh, PA, USA] | 1938 (1 year) | ||
| Wonder Novelty Co. [USA] | 1933 (1 year) | ||
| Wondermatics, Ltd. [London, England] | 1954 to 1965 (12 years) | ||
| Wonwoo Systems [Seoul, Korea] | 1996 (1 year) | ||
| Wood Mfg. Co., A.R. [Santa Cruz, CA, USA] | 1938 (1 year) | ||
| Woodard, Scott | 1974 (1 year) | ||
| Woodbury Computer Associates | 1984 to 1985 (2 years) | ||
| Woodplace, Inc. | 1985 to 1987 (3 years) | ||
| Woods, Don | 1977 (1 year) | ||
| Woods, Thomas B. | 1983 (1 year) | ||
| Woods, William | 1974 (1 year) | ||
| Woodside Soft. | |||
| Wooley & Wolff | 1974 (1 year) | ||
| Wooley, David | 1974 (1 year) | ||
| Woolf Soft. Systems | |||
| Woolham, Stephen J. | 1987 to 2010 (24 years) | ||
| Woolham, Stephen J. & Makin, D. | 2010 (1 year) | ||
| Woollen, Harry [Los Angeles, CA, USA] | 1924 (1 year) | ||
| Woolsey, Nicholas I. [New York, NY, USA] | 1898 (1 year) | ||
| Woolworths | 1988 (1 year) | ||
| Woong Bi | 1992 (1 year) | ||
| Woongjin Media [Korea] | 1994 to 1998 (5 years) | ||
| Wooyoung [Korea] | |||
| Wordcraft | 1981 (1 year) | ||
| WordFinder Soft. AB | 1994 (1 year) | ||
| Wordmark | 1985 (1 year) | ||
| WordPerfect Corp. | 1987 to 1994 (8 years) | ||
| WordStar Japan | |||
| Work Force | 1982 to 1983 (2 years) | ||
| Working Designs | 1991 to 2002 (12 years) | ||
| WorkJam | 1998 to 2000 (3 years) | ||
| Workman Publishing [NY, USA] | 1978 to 1979 (2 years) | ||
| World [Japan] | |||
| World Best | 1993 (1 year) | ||
| World Book, Inc. | 1984 to 1989 (6 years) | ||
| World Cracking Federation | 1990 (1 year) | ||
| World Edit [Korea] | 1997 (1 year) | ||
| World Ent. [Japan] | 1996 (1 year) | ||
| World Game | 1989 (1 year) | ||
| World Games, Inc. [Van Nuys, CA, USA] | 1987 to 1989 (3 years) | ||
| World Golf Systems [Hertfordshire, England] | 2009 (1 year) | ||
| World Mfg. Co., Inc. | |||
| World of PC | 1994 to 1995 (2 years) | ||
| World of Windows Soft. | 1993 (1 year) | ||
| World of Wonders | 1987 to 1995 (9 years) | ||
| World Station Co., Ltd. | 1997 (1 year) | ||
| World Technos Co. | 1987 (1 year) | ||
| World Vending Co., Ltd. | 1979 (1 year) | ||
| World Wide Expressive | 1987 to 2004 (18 years) | ||
| World Wide Mfg. Co. [Pittsburgh, PA, USA] | 1956 (1 year) | ||
| World Wide Video Enterprises | 1976 (1 year) | ||
| World XXI Soft, Inc. | 2008 to 2019 (12 years) | ||
| Worlds Fair Slot Machine Co. [Bridgeport, CT, USA] | 1892 (1 year) | ||
| Worldvend | 1980 (1 year) | ||
| Worldwide Leisure Corp., Ltd. [UK] | |||
| Worte, S.L. | |||
| Wow | |||
| WoW Soft. [Witch Of Wessex] | 1990 to 1993 (4 years) | ||
| WowEscape | |||
| WP | 1991 (1 year) | ||
| WPB Soft., Ltd. | 2004 (1 year) | ||
| WR Soft. | 1989 (1 year) | ||
| Wrath Designs | 1989 to 2009 (21 years) | ||
| Wright Works III [NH, USA] | 1991 (1 year) | ||
| Wright, Brian William | 1983 (1 year) | ||
| Wright, Lindley A. [Champaign, IL, USA] | 1896 (1 year) | ||
| Wright, Richard L. | 1989 (1 year) | ||
| Wrightchoice Soft. | 1987 (1 year) | ||
| WSL | 1986 (1 year) | ||
| Wu Mar Harng Enterprise Co., Ltd. [Taiwan] | 2008 to 2011 (4 years) | ||
| Wubbena, Charles [Auburn, CA, USA] | 1892 (1 year) | ||
| Wuest Jr., Philip [Philadelphia, PA, USA] | 1893 (1 year) | ||
| Wulff, Günter [Berlin, Germany] | 1950 to 1982 (33 years) | ||
| Wunderware | 1992 (1 year) | ||
| Wuotila, F. [Floodwood, MN, USA] | 1939 (1 year) | ||
| Wurlitzer Automatic Phonograph Co. [Melbourne, Australia] | 1949 to 1952 (4 years) | ||
| Wurlitzer Co., The Rudolph [North Tonawanda, NY, USA] | 1905 to 1998 (94 years) | ||
| Wyatt, James | 2000 (1 year) | ||
| Wydawnictwo Dominor | 2000 to 2001 (2 years) | ||
| Wye Valley Soft. | 1984 (1 year) | ||
| Wyndware | 1991 (1 year) | ||
| Wyse Technology | 1981 to 1996 (16 years) | ||
| Wyvern Soft. | 1984 (1 year) |