Current Customers:Please contact the support department by opening a support ticket within your game server control panel, or by emailing support /at/ gamedatainc.com.
Mailing Address:GameData, Inc.
P.O. Box 4951
Austin, TX 78765
Phone/Fax: (800) 528-7183
Note: Counter-Strike.com is NOT Valve or Steam,Therefore we cannot help you with Half-Life CD-keys, Steam passwords, video card settings, other game related issues, etc. If you are looking for support with the game itself, you'll need to contact them.
If you have a question for Valve Software, you may ask them here.
If you have a question for Steam, you may ask them here.