In this article you discuss how to launch VMWare, load a virtual image, and power off a virtual machine using VMWare's COM API. http://www.automatedqa.com/techpapers/testcomplete/automated-test...
Add the Vestris.VMWareLib.dll assembly, which is a part of VMWare VIX API, to CLR Bridge settings of your project. You can find more information on VIX here.