Today, investment is considered as one of the most important macro variables in the country's economy, and factors such as monetary and financial, political and structural variables can have a great impact on it. One of the requirements for economic development is investment in various sectors and activities of the country. Ports as a place that combine different modes of transportation as a maritime mode have a very important role in the transportation of goods. Identifying the factors affecting investment in port facilities can be considered an important factor in attracting and expanding foreign and domestic capitals. In this research, using multi-criteria decision-making method, the identification and prioritization of these factors have been studied. The studied area is Shahid Beheshti port of Chabahar. This is an applied research in terms of purpose and the method is exploratory. In this research, the data was compiled from 40 experts who have had many years of experience in the ports and maritime organizations. SPSS and Expert Choice software were used to analyze the data. The results of this study indicate that traffic growth is the most important criterion of the investment factor group with a weight of 0.505, capital is the most important factor of the factor group of facilities with a weight of 0.436, expansion of international relations is the most important criterion of the group of policy makers with a weight of 0.426, gaining customer trust is, compared to the implementation of rules, the most important criterion of the factor group with a weight of 0.414, efficient and targeted management is the most important criterion for the management factor group with a weight of 0.413, and indicators related to the design are the most important criteria for the factor group of method factor and the feasibility of a contract with a weight of 0.415.
