Graduation thesis Grigoryan, A. M., "analysis of the effectiveness of environmental management in sustainable development organization on the example of PJSC "LUKOIL". Final qualifying work consists of introduction, 3 main chapters the "Analysis of problem" , "characterization of the activities of the leading oil companies in the world in the field of environmental protection" (section 2), "peculiarities of implementation of best available energy technologies" (section 3), "an analysis of the effectiveness of the service environmental management company "LUKOIL" of the report containing the conclusions and bibliography. The introduction sets out the rationale for the selection of study subjects, describes the problems that must be solved, are formulated the purpose, so the relevance is not in doubt. The first Chapter discusses the theoretical issues on the impact of the oil and gas industry on the environment and EMS implementation in the management of an organization with the aim of improving environmental performance.  The second Chapter includes characteristics of the object of study. The author considers the activities of the service environmental management company PJSC "LUKOIL" its structure and functioning. Also considered foreign practice of implementing an EMS in overall corporate management of the organization.  In the third Chapter of the thesis the author shows the results of indicators of service environmental management company PJSC "LUKOIL" in comparison with the largest Russian and foreign oil companies. Also the choice of statistical indicators.  The goals and objectives of the thesis are essential to determine the trend of sustainable business development. The scientific problem presented in the dissertation is important and relevant. Final qualifying work is of practical significance and scientific novelty. Grigoryan, A. M., done a large amount of work in the analysis of reports on sustainable development and identifying the source of financial and environmental indicators for further calculations. In sufficient detail, the author justifies the reasons of formation of those or other indicators.  The material in this paper fully complies with the requirements to master's thesis as part of the content and as part of the registration. The disadvantages of work include the fact that not all adhered to the style of presentation, however, this does not reduce the overall positive experience. Final qualifying work of the graduate Grigoryan A. M. showcases the excellent training of the author, reflects his ability to work with large data streams, analyse the statistics and justify the conclusions.