g2mstart.exe is a GoToMeeting/GoToWebinar
from Citrix Online, a division of Citrix Systems, Inc.
belonging to GoToMeeting/GoToWebinar
Non-system processes like g2mstart.exe originate from software you installed on your system. Since most applications store data in your system's registry, it is likely that your registry has suffered fragmentation and accumulated invalid entries which can affect your PC's performance. It is recommended that you check your registry to identify slowdown issues.