Abstract: People have to make decisions almost everywhere and almost always. In the course of military operations, in politics, in running the enterprise, in choosing a car or apartment exchange option and in thousands of other cases. Choosing the right telecommunications company for the customer means trusting the company and the satisfaction of its services. The task of choosing the right laptop is actual for most modern people. We will deals in this study a number of communication companies that have a certain set of characteristics and services. It is required to choose from them one that will be the best and most stable. The choice is made through one of the methods of decision support (Algorithm of Thomas Saaty).