Are there any services that continue once the independent contractor completes a project?
This makes no sense. Why would you want to continue a project, after you deliver completed work?
This seems to be one of those questions being posted at the moment which seem to be a question being posted just for the sake of asking a question!
What if I made a project and want to continue for any good reason then what…
Questions are always for sake of asking, there are no such questions which are never to be asked.