Take a look at the following example.
http://www.asp.net/signalr/overview/signalr-20/getting-started-with-signalr-20/tutorial-signalr-20-self-host
http://owin.org/
http://www.asp.net/web-api/overview/hosting-aspnet-web-api/use-owin-to-self-host-web-api
http://blog.micic.ch/net/owin-and-razor-enabled-mvc-application-framework
Regards