Add a reference to  System.ServiceProcess.dll . Then you can use the  ServiceController  class. // Check whether the Alerter service is started.  ServiceController sc  = new  ServiceController(); sc.ServiceName = "Alerter" ; Console.WriteLine( "The Alerter service status is currently set to {0}" ,                     sc.Status.ToString());  if  (sc.Status == ServiceControllerStatus.Stopped) {    // Start the service if the current status is stopped.     Console.WriteLine( "Starting the Alerter service..." );    try      {       // Start the service, and wait until its status is "Running".        sc.Start();       sc.WaitForStatus(ServiceControllerStatus.Running);        // Display the current service status.        Console.WriteLine( "The Alerter service status is now set to {0}." ,                           sc.Status.ToString());    }    catch  (InvalidOperationException)    {       Console.WriteLine( "Could not start the Alerter ...