Turtle Rock Studios Inc. is an independent game developer based in Southern California. The team at Turtle Rock is best known for its work with Valve Corporation on “Counter-Strike: Condition Zero” and “Counter-Strike: Source,” and for revolutionizing cooperative gaming with the award-winning “Left 4 Dead.” The core team has extensive experience in the gaming industry, with over 80 collective years in the business. With a track record of innovation and success, Turtle Rock has attracted key contributors from such titles as: “Command & Conquer: Red Alert 2”; “Command & Conquer: Generals”; "Neverwinter Nights 2” and more. The goals of Turtle Rock Studios are simple: Develop AAA games with creativity, passion and a determined focus on producing games that provide the highest rewards for both our players and our partners.