This thesis entitled "Contribution of Promotion Strategies on Customer Loyalty of Peruvian Specialty Coffee Exporting Companies in the United States: 2015-2020 Period", had as its main objective to analyze the contribution of promotion strategies on customer loyalty. clients of Peruvian specialty coffee exporting companies to the United States: period 2015 - 2020. Therefore, it is exploratory research with qualitative design. The population and sample were defined by experts and specialists in the Peruvian coffee export area and state entities (PROMPERU, Ministry of Agrarian Development and Irrigation, SENASA). The data collection techniques were the survey and the interview, while the data collection instruments were the questionnaire and the interview guide. Similarly, among the conclusions, it is highlighted that the level of efficiency for the 2015-2020 period was high, basically bec...