The purpose of this study was to verify the structural relationship between ESG management activities of food service companies, public relations, corporate image, and corporate reputation based on previous studies. The analysis results are summarized as follows. First, it was found that the ESG management activities of food service companies had a significant effect on the public relationship. Second, it was found that the heavy relationship had a significant effect on the corporate image. Third, it was found that the public relationship had a significant effect on the corporate reputation. Fourth, it was found that the ESG management activities of food service companies had a significant effect on the corporate image. Fifth, the result of Hypothesis 5 that the ESG management activities of food service companies would have a positive (+) effect on the corporate reputation was rejected. Sixth, it was found that the ESG management activities of food service companies had a significant effect on the corporate image and corporate reputation through.