TradeStation Help. TradeStation Client Center. The TradeStation Client Center is the online resource for accessing your customer profile, account information, other support tools, and tax preparation info.. Customer Profile. The Custom Profile section of the client center lets you manage information about you such as your login credentials and features to which you are subscribed. Important Installation Notes. TradeStation and Windows User Permissions Installing TradeStation. An administrator logon is needed to install the TradeStation platform in the Windows® operating system. The user requires permissions to read and write to the registry trees HKEY_CLASSES_ROOT, HKEY_CURRENT_USER and HKEY_LOCAL_MACHINE. TradeStation Client Services provides clients with one-on-one trade and platform support using advanced proprietary trading technology to deliver best-in-class products, services and support. We offer our employees defined career paths, a fast-paced work environment focused on teamwork, and the opportunity to grow and learn in the expanding