Abstract: The study is devoted to the development of decision support systems in the expert assessment of social risks. A list of major social risks are exposed to the technosphere and the factors that affect them. Produced by means of a formal hierarchy that reflects the relationship of social risks and the factors influencing them. The choice of the method of decision-making for the implementation of decision support systems and expert group scheme of interaction with the system. A revision of the existing method of valuation of coherence which will improve the validity of recommendations for improving the coherence pairwise comparisons matrix. The proposed approach will enable to implement a decision support system with the expert assessment of social risks.