The evolution of technology has affected the business so much that the change in business processes to match the new digital transformations. Moving towards digitization is a "must" in the years ahead, our analysis focusing on ways of approaching companies that choose to change the existing IT structure. We have made a case study with which we will highlight the best solution to address such major change within the organization. We created a questionnaire that was sent to the largest oil and

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... company in order to find the real difficulties occured. The sample is a complex one in terms of data collection, from the technical part, the conception to the economic part, which will finally make a difference regarding the chosen solution. All this transformation process has as a final point the choice of a solution that will be the point of connection and stability between the technical, economic and informatics departments – in our case, in particular, the SAP Competence Center. The approach must be transparent in accordance with existing practices in the field of architectural transformations in SAP systems.