The purpose of this thesis was to determine how the development of the corporate brand improves the competitiveness of the Diomar Corporation S.A.C. Albarracín Trujillo Shopping Center, 2019; whose research problem was, how can the development of a corporate brand improve the competitiveness of Corporación Diomar S.A.C. Albarracín Trujillo Shopping Center, 2019? The research design used was non-experimental, of a transectional design, of a causal correlational type; the study population was a total of 4907 clients from all the companies under study, with the respective sample of 356 clients. The data collection techniques used are the survey, interview, and observation; whose respective instruments were the questionnaire, interview guide, and observation guide. Among the main results, it was found that both the corporate brand and the competitiveness of the Diomar Corporation are loca...