S. Mohammadi - Department of Administrative Affairs, District ۱۹ of Municipality of Tehran, Tehrani, Iran

BACKGROUND AND OBJECTIVES: Organizational culture is a topic that has recently emerged in management knowledge and in the domain of organizational behavior. Following new theories and research in management, organizational culture has become increasingly important and has become one of the central focus of management. The purpose of this study was to investigate the dimensions and indicators affecting organizational culture in order to improve organizational culture and productivity based on the Denison Model in District 19 of the Municipality of Tehran, Iran. METHODS: The research method was descriptive-correlational and Denison s organizational culture questionnaire which assesses organizational culture based on four dimensions of involvement in work, compatibility,  adaptability and, mission were used. Each of these four dimensions has three defined indicators. The statistical population of the study consisted of all employees of District 19 of Tehran Municipality, 148 of whom completed the questionnaire. After analyzing the data, the frame of the organizational culture of the district was formed. FINDING: The results showed that the mission and involvement in work have the mean scores of 3.14 and 3.01, respectively while adaptability and compatibility showed the mean score of 3.12 and 3.07. CONCLUSION: The municipality of District 19 in terms of its organizational missions and strategic goals needs a well-constructed plan

Denison model, Organizational Culture, productivity, Tehran municipality