CRO-NEL d.o.o. is one of many Croatian construction companies that compete in the industry, or more specifically, in the metal processing sector. CRO-NEL, in accordance with its long – term financial plan, seeks to improve its production capabilities, in accordance with the leading industry automation trends, all the while seeking to stand out as one of the main industry competitors that can guarantee a high level of quality and quantity to potential business partners, regardless of the tasks complexity. In order for CRO-NEL to remain competitive, it is extremely important for the company to invest in a variety of projects that uses automation to enhances its production process, or in other words, in those projects which ensure the overall improvement of the entire business process. This thesis will present a production automation project in which purchasing specialized machines for metal processing is required to enhance competitivnes. The purpose of this thesis is to analyze the profitability of the aforementioned project in a five year period. The aim of this thesis is to analyze the process of investment and business modernization, to examine the probability of the consequent profitability of the entire project, as well as to study the correlation between automation and potential improvements in the form of increased production and company competitiveness.