Mahdi Saeedpoor - Department of Management and Accounting Allameh Tabatabai University Tehran, Iran
Abolfazl Kazzazi - Department of Management and Accounting Allameh Tabatabai University Tehran, Iran
Masoud Hadjarian Kashani - Department of Management and Accounting Allameh Tabatabai University Tehran, Iran
Amin Vafadar Nikjoo - Department of Management and Accounting Allameh Tabatabai University Tehran, Iran

SWOT analysis is one of the most influential tools by which managers can compare the information about the internal and external factors of organization and can use itwith respect to the core strategy matrix, and offer a variety of possible strategies. This analysis with all its benefits for theorganization does not provide a quantitative basis for identifying the most significant internal and external factors and the relationship between these factors with each other andthe business. In other words, this analysis only deals with a few relationships between internal and external factors and ignoreeffects of other factors that are not directly associated with each other. Generally preferential information of alternatives and criteria are represented as a judgment of decision makers, and this information are often vague and ambiguous. In this paper in order to quantify SWOT analysis in conditions ofuncertainty, the combined approach of Gray theory and DEMATEL is used, it is among group decision-makingtechniques, and elements of SWOT matrix are ranked in the scope of opportunities and threats and Strengths and weaknesses And also from the perspective of cause and effect, these elements have been identified.

SWOT analysis, DEMATEL, Gray Theory, Group decision making