Tourism as a set of activities has many positive and negative effects on the environment. Doing business in an environmentally sustainable way means applying sustainable principles in the field of economy. Facilities that operate in an environmentally sustainable way: rationally use natural resources, strive to develop their facility in harmony with the surrounding environment, generate less waste, and care for the well-being of its employees and the entire community. This BA-specialist thesis focuses on the environmentally sustainable business of luxury facilities on the Makarska Riviera. The paper presents examples of good practice in Croatia and Europe that show how to be successful and take care of the environment, the local community and employees. As part of the thesis research, number of interviews was held with businesses, which implement environmentally sustainable practices in their facilities. The results of the research indicate that all respondents were acquainted with the basics of environmentally responsible business, and that their main motive for implementing such business was lowering costs. Guests are increasingly focusing on sustainability and choosing the hotels that practice this way of doing business. The implementation of environmentally sustainable business improves the image and recognisability of the facility, which leads to, market differentiation and higher demand. The analysis of the research results followed by, a presentation of proposals for improving environmentally responsible business.