Q:

With powershell, how do I find out which user is running a service?

As mentioned in the title, how to find out which user is running a service with powershell?

A:

You can also get this through WMI:
$serviceName = "EventSystem"
$svc = Get-WmiObject win32_service | ?{$_.Name -eq $serviceName}
$svc.StartName

