Corporate credit unions are united on a cooperative basis in the Central Credit Union (US Central Credit Union). Credit unions perform the function of social protection in a vital for people sphere of financial services. They care about improving the financial literacy of the population, are working on the formation of their members and their employees. The value of credit unions is not limited to the role of the economic agent - they are an important element of the social structure and a factor of social stability and progress. Shareholders in corporate organizations are basic credit unions, besides the same union can be a shareholder of several corporate organizations.