The innovative activity of an enterprise reflects its ability to respond to changes in the external environment through the production or development of new products, the introduction of new technologies, as well as restructuring, development of organizational systems and management systems. In practice, the innovative activity of an enterprise is manifested in the regular updating of production technologies, in the growth of investments in production and scientific developments, in the growth of expenses for training (advanced training) of personnel, etc. The result of innovation activity should be an increase in financial results and strengthening of the financial condition of the enterprise, an increase in the value of assets, a decrease in indicators of harmful effects on the environment, etc. In the article, innovative activity is considered as an important factor in the development of an enterprise that determines the dynamics of its economic indicators. The purpose of the study is to assess the impact of an organization's innovation activity on the results of its activities. The object of the study is the oil refining enterprise of Public Joint Stock Company (PJSC) «Orsknefteorgsintez», which operates on the territory of the Orenburg region. The authors analyzed the achieved results of the company's work in the current economic conditions, the directions of its innovative activity. The article presents the prospects for further development of the company, taking into account the ongoing measures to modernize and upgrade equipment, expand production. The authors showed the expected results of innovation activity in 2023, measured by indicators: financial results, volume and quality of oil refining. The information base of the study is the reporting of PJSC «Orsknefteorgsintez», specialized Internet portals for 2020–2022. The tools of empirical research are presented by statistical methods of analysis of dynamics and structure.