You need to know the process name , go to taskmanager and look for the process name that you want .
replace sublime_text with your process name
Dim pName As String = "sublime_text"
Dim psList() As Process
Try
psList = Process.GetProcesses()
For Each p As Process In psList
If (pName = p.ProcessName) Then
MsgBox("Process Found")
End If
Next p
Catch ex As Exception
Console.WriteLine(ex.Message)
End Try