The article dwells on the essence of the main quality management principles. The authors appraise their impact on the key financial indicators of an enterprise’s performance and give examples of measures for the implementation of these principles in practice. Based on the conducted research, the authors have divided the principles into groups in accordance with their most significant features, which are the following: 1) the expenses necessary for their implementation 2) the application object 3) the nature of their influence on the key financial indicators of an enterprise’s performance.