The researcher tried firstly to design the localized leadership competencies model of Tehran Municipality Organization (TMO) in primary phase, and secondly to present the leadership competencies development methods in phase 2. In the first phase, with comparing past theoretical research in leadership competencies with results that inferred from 22 expert interviews, 5 components – individual/subjective, individual/personality, interpersonal, organizational, and cross-organizational –, 18

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... ncies, and 120 behavioral model of leadership model in TMO were extracted in Delphi Panel framework. In the second phase, based on data collected from 7 competency development experts' interviews, leadership development methods were extracted. Using focus group consist of 11 experts, 5 development cluster – developmental Assignments, Formal programs, Developmental relations, Feedback processes, and Self-developing activities – were selected and finally at the end of Focus Group, a matrix questionnaire(5 components of leadership competencies in one axis and 30 competency development methods and method clusters on the other axis) were made. Then the questionnaire was distributed and 403 questionnaires were collected. The Friedman Test analysis shows that in individual/subjective components, the methods cluster of self-developing activities with mean 2.2, in individual/personality components, the methods cluster of feedback processes with mean 2.1, in interpersonal components, the methods cluster of developmental relations with mean 1.8, in organizational components, the methods cluster of developmental assignments with mean 2.1, and finally in cross-organizational components, the methods cluster of developmental assignments with mean 2.1, have the high rank.