The telecommunications business has a high level of dynamism, therefore, companies in the sector need constantly to make new inroads in order to maintain a competitive and attractive offer for customers. In this sense, it is a primary task for an operator the investment and constant maintenance of its offer. While the business of virtual mobile operation started several years ago in the world market especially in Europe and North America, in markets such as South America, it has just begun to develop, becoming a great business opportunity. ETAPA EP, a public company attached to the municipality of a city in Ecuador, has a responsibility to innovate its offer and increase mobility to its spectrum of telecommunications services. In this sense, this paper introduces a business plan for implementation of Mobile Network Virtual Operator for ETAPA EP, whose operations are focused on starting in the city of Cuenca. Before focusing on the business plan, a study of the characteristics of the business and its different models is done. Then, analysis of the geographical context in which the project will be implemented is also performed. Here trends and projections of mobility and virtual mobile operation in Latin America and specifically in Ecuador are studied. To prepare the business plan, aspects such as market, industry, competitors, strategies, among others, are analysed. Finally, a financial plan supported in five years is outlined, which the analysis of the results is performed. The analysis is focused in Full MVNO and MVNO Service Provider. These two models produce profitability under certain conditions, this is useful to take the final decision to choose one. However, it is shown that there is a great business opportunity that in case of following certain guidelines could get interesting benefits.