Development of new products, the organization of new services, etc. are possible with the use approaches of project management in companies. For the successful implementation of such projects should pay attention on the management of materials resources of the project and focus on the inventory management. Projects are characterized by presence of time constraints and financial limitations therefore achieve increased profits and reduce deficit of capital is possible by calculating the desired level of stock. In article the approaches to the determination of the desired level of stock were describes, taking into account fluctuations of duration of delivery, of uncertainty of demand for material resources and the accepted level of service. Adapted the method of finding the desired level of stock was designed, which allows to make adjustments to the changing conditions of the flowing of projects, given the experience of their implementation, justified make decisions and efficient to use of funds project.

Keywords: project of development, material resource, inventory management, desired level of stock, level of service, adapted method