This paper presents the design of a platform of electronic marketing, aimed at the community of Ciudad Bolivar locality in Bogota Colombia.The platform allows the offering of products and services to local residents and aims to improve competitiveness and economic development of local enterprises; especially small and medium enterprises, allowing in the process the creation of new market opportunities and business objectives.Also in this paper is shown a socio-economic study of the Ciudad Bolivar locality, that allow the reader to be located in the society above which the platform is implemented, finally is submitted the structural design and application software deployed in a virtual server on the Internet.