摘要:Research Public-private partnership (PPP) has been implemented in Vietnam since 1995 in the field of water supply. It is worth noting that not all governments are successful in implementing the PPP policy. According to studies in many countries in the region on the factors affecting the success of a PPP project, there are many similarities. However, differences in politics and administrative systems of each country can lead to changes in the influencing factors, changes in the degree of influence of the above factors on the success of the PPP project.Purpose of the article: This article aims to identify critical success factors (CSFs) that enable successful project execution, contributing to knowledge for practitioners in assessing the likelihood of success in executing a public-private partnerships PPP water supply project.