Project management maturity is progressively improved with a focus on management factors that preferentially affect the performance of projects carried out in the industry. Therefore, the cruurent level of project management maturity of an industry or company indicates the importance of project management factors that affect project performance at that level of maturity. In addition, the PM's leader group or management who values project performance will place more importance on project management elements with high project management maturity. However, if systematic project management related education is not provided, end users who actually carry out the projict tent to value the technical point of view, so there is a difference between them and negatively affects the performance. Therefore, in this study, although it is important to systematize the process from an environmental point of view and increase the maturity level, it was examined whether the project performance would be improved s the actual input project managers had the same priorities from the company's point of view.