>This is a pretty basic question: Is it neccessary to create a new dataseesion for each instance of a COM object?

Nope, none of its visible from VFP, or the other clients that use the COM

>I was under the impression that COM objects run in there own little memory space.

Will, COM DLLs run inside of the process that called it, thats why they're called "in-process" servers. I'm not sure if thats exactly what you want to know, but thats about all I know about that.