
This study aims to determine and analyze the influence of work environment on the performance of extension agents, the influence of organizational commitment on the performance of extension agents, the influence of the work environment on work satisfaction of extension agents, the influence of organizational commitment on work satisfaction of extension agents, the influence of job satisfaction on performance of extension agents, the influence of job satisfaction as mediation between the work environment with the performance of extension agents and the influence of job satisfaction as a mediation between organizational commitment and the performance of extension agents. The sample in this study were 70 people from the Agam District Agriculture Agency. The sampling technique is the census method because the number of instructor is only 70 people who filled out the questionnaire. The type of data used is primary data, the method of data collection uses a questionnaire with a Likert scale. The test of research instruments is validity and reliability test. Data analysis techniques consist of data description test, classical assumption test, simple, multiple and multilevel regression analysis and hypothesis testing. The results of the study found that the work environment influences the performance of extension agents, organizational commitment influences the performance of extension agents, work environment influences the job satisfaction of extension agents, organizational commitment influences the job satisfaction of extension agents, job satisfaction influences the performance of extension agents, job satisfaction influences the work environment with performance of extension agents and job satisfaction have an effect as a mediation between organizational commitment and the performance of extension agents. This research suggests that to improve the performance of extension agents, a more conducive work environment is needed, an increase in organizational commitment and an improvement in increased job satisfaction.