Exhausted the allowable number. (Prey (2017))

Good afternoon. At some point in time, when you try to create a new save, began to show an inscription talking about. what are the available number is exhausted, that it is necessary to remove the excess. I looked-I have three companies I play in the third. How to remove the company as a whole. I couldn't understand. But if I first of the company through shares and remove all saving, after restarting steam-they all again.. Until I can play removing one save in the third company of this place and save the new. But it is not convenient. Who knows the solution of my question, please help.