Dim startInfo As New ProcessStartInfo
        With startInfo
            .FileName = _
              "C:\WINDOWS\system32\WindowsPowerShell\v1.0\powershell.exe"
            .Arguments = "c:\skript.ps1"
            .WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden
        End With
 
        Dim p As Process = Process.Start(startInfo)
        p.WaitForExit()
 
        MessageBox.Show("Fertig")