Monitor when an exe is launched

Question

I have some services that an application needs running in order for some of the app\'s features to work. I would like to enable the option to only start the external Window

Answer 1

 public Process IsProcessOpen(string name)
        {
            foreach (Process clsProcess in Process.GetProcesses())
                if (clsProcess.ProcessName.Contains(name))
                    return clsProcess;
            return null;
        }