The objective of this investigation was to measure the dynamism of sustainable tourism in the Municipality of Chilapa de Álvarez Guerrero, for which a research model was established, considering the variables of sustainable tourism and marketing, correlated with the issue of customer service. A theoretical investigation was carried out to identify the main themes and have a better understanding of the subject. On the other hand, for this study an evaluation instrument was used aimed at managers or owners of companies that are directly related to tourism and was applied in the month of July 2022, out of a total of 133 respondents. The research method that was carried out is quantitative and the results obtained indicated that the variables established in the model are significantly correlated, so that the sustainability opportunities have an expectation of significant growth in the perception of the businessmen surveyed. And a point in favor is that most of the respondents are young leaders of Micro, Small and Medium Enterprises (MSMEs) with a high school and bachelor's degree education. Finally, it is concluded that, for the MSMEs of the Municipality of Chilapa de Álvarez Guerrero, who are a specific sector that lives on tourism, they must apply this vision of sustainable tourism, improve customer service and apply tourism marketing strategies in the region and thus Likewise, identify other business tourism opportunity niches such as: ecological tourism - rural or magical town, for this the support of the Municipal, State and Federal authorities is required to promote growth and development in infrastructure and security, appropriate for this business sector of this Municipality.