This project sets up an internal communication model for the organization Inversiones Rengifo Rojas SAS, based on the negative impact generated by the lack of internal communication in the company from the accounting and financial perspective it is necessary to name the qualitative and quantitative impact that has been originated as a result of the absence of it, which carrys on to the following question: Why does not exist an internal communication model for the interaction of processes and procedures that affect the financial returns of the company Inversiones Rengifo Rojas SAS? To answer this question, will be executed a descriptive investigation where the procedures to collect the information will be considered in order to be analyzed. The results of that analysis will generate some stablished strategies through a SWOT ANALYSIS to accomplish these strategies an internal communication model will be presented taking as reference the elements of communication mentioned by (Gibson, 2011) and the graphic communication model of George Gerbener mentioned by (Fiske, 2016) , taking into account that will be as a result, the benefits of having an internal communication model, the importance of communication tools, establishing channels of communication and transmitting information in an appropriate time avoiding financial losses.