SpinupWP is a promising control panel for hosting WordPress on your own servers. The performance is unbelievably great, but it lacks a couple of important features and support is pretty limited.

GridPane is a very promising control panel with great performance, good usability and friendly support. It makes managing WordPress on your own VPSes a breeze. However, it still feels in development. It's particularly worth the value if you are managing multiple sites and servers.