Companies

• Activision Value Publishing
• Actoon Studio
• Actress
• Actual Entertainment
• Actual Humans
• Adage Games
• Adam Cadre
• Adam Robinson-Yu
• Adam Saltsman
• AdamVision Studios
• Ada Rook
• Addictive Games
• Addison-Wesley
• Adeline Software International
• ademiguelconde
• Adept Studios GD
• AdHoc Studio
• ADK
• AdQuantum
• Adrenalin Entertainment
• Adriaan de Jongh
• Adria Games
• Adrien Montfort
• Adult Swim
• Adult Swim Games
• Advance Communication
• Advance Communication Company
• Advanced Mobile Applications
• Adventure Games
• Adventure International