Software Deployment

You can go to services window from control panel (-Administrative Tools-Services or type services.msc in run box) and check by service descrtiption. If the service is running, it shows "Started"

You can see entry/entries in service table.
_____________________________________________________________________________
Or

Go to Run

1. Type: msinfo32.exe
2. Go to service Environment
3. Select Services
4. Save it.

You have just saved the status of services running / stopped in your machine.

You can save services before installing the application and after installing the application - to see if some service is installed by application.

Same thing you can follow to do check if services are removed after Uninstallation.

You will need some comparing tool like beyond compare to see the difference in the content of files.