This is an example on Windows 7 machine.
Copied VirtualServiceEnvironment.exe to VirtualServiceEnvironment2.exe.
Copied VirtualServiceEnvironment.exe to VirtualServiceEnvironment3.exe.
Copied VirtualServiceEnvironment.vmoptions to VirtualServiceEnvironment2.vmoptions.
Copied VirtualServiceEnvironment.vmoptions to VirtualServiceEnvironment3.vmoptions.
This for the VSE Servers, but you can do this for the VSE Services as well.
Edited the vmoptions for each vmoptions file. This file am using the default VSE port, but wanted the name to be other than the default of VSE.
Defining with VSE2 and a different unique port.
Defining with VSE3 and a different unique port.
Display on Server Console:
On Workstation, have a choice of the 3 VSEs to deploy to that are connected to this one Registry: