An integrated method and system for supporting the activity of consultants in organization and management consulting and services projects.The system comprises a server to which are connected consultant and client workstations. Through his workstation and with the method of the invention, the consultant uses the system parameters to assess the management and organization of a client situation and obtain from the system the results to be realized. From his workstation the consultant can also select a solution already used and stored in the system and adapt, if necessary, the solution to the results to be realized.The system automatically stores solutions positively evaluated. The solution information will be reused, as part of the invention by the consultants, the managers and solution owners in the consulting and service provider company.