Practical experience shows that today, both in Russia and abroad, there is no perfect way to help choose the optimal system for managing customer information. Manufacturing companies CRM create their own methods and techniques, ultimately aimed at using CRM, which they are developed. As a result, there are a lot of systems and methods, and choosing the best option for the organization is more and more difficult. For today in Russia and abroad there is no perfect way, helping to choose the optimum ready system of information management about clients. An obligatory and necessary condition for choosing the optimal CRM-system is clarity and understanding of the tasks that the company wants to solve. The article examines the algorithm for choosing a CRM-system using qualitative and quantitative analysis methods to obtain a concrete justification for making a decision. Qualitative analysis will identify possible criteria for selecting a CRM-system. Quantitative analysis allows you to determine the quantitative ratio of components in the analyzed object. At the final stage of choosing a CRM system, based on the selected criteria, you can use the hierarchy analysis method to compare previously selected systems.