Hi! DOES NOT need admin rights. W2K and up... #include <array.au3> ; Needed to display array in example. #include <security.au3> ; Get OWNER from SID. $tag_WTS_PROCESS_INFO= _ "DWORD SessionId;" & _ "DWORD ProcessId;" & _ "PTR pProcessName;" & _ "PTR pUserSid" ; ############ Example code ####################### MsgBox(0,"Process by name or number(PID)", "'Owner' of Explorer.exe is " & _ProcessListOWNER_WTS("Explorer.exe")) $temp=_ProcessListOWNER_WT