1. Companies starting with K:

      K2 Network
      Kalypso Media
      Katauri Interactive
      KatGames
      Kef Sensei
      Kellogg
      Kerberos Productions
      KidSoft
      Kinesoft Development
      Kitchen Table Software
      Knightsoft Technologies
      Knowledge Adventure
      KnowWonder
      Koei
      Kojima Productions
      Konami Honolulu
      Konami
      Kozmo Games
      Kraisoft Entertainment
      Krell Software
      Kristanix Studios
      Krome Studios
      Kuhl Software
      Kuju Entertainment
      Kyodai

      Note: bolded names indicate companies that released a game within the last twelve months.