<p><span style="font-size:11pt"><span style="font-family:Calibri,sans-serif">At present, the use of the Public-Private Partnership mechanism in investing in the services sector is becoming important in the development of the national economy. Hence, the Public-Private Partnership (PPP) is an essential tool for ensuring the socioeconomic development of the country and an important source of financial resources for investment projects that retain control of public authorities and cooperate with investors. This paper reviews a methodology for assessing the effectiveness of Public Private Partnerships in the services sector, forms and conditions of mutually beneficial relations between partners, goals and objectives of PPP projects, cooperation through public and private sector assets and management skills, Public-Private partnerships. Furthermore, the paper analyzes expected obstacles and limits of the private partnership, the process of organizing cooperation projects, assessment of project effectiveness and the impact of economic risks on it, key indicators for determining the effectiveness of investment projects, integrated economic efficiency of the investment project, budget efficiency in the Public-Private Partnerships.</span></span></p>