This study was aimed to 1) explore opinions on organizational culture 2) compare job satisfaction 3) compare the influence of organizational culture on job satisfaction of support personnel at Rajamangala University of Technology Phra Nakhon. This is quantitative research which its sample was 209 support staff at Rajamangala University of Technology Phra Nakhon obtained through proportional stratified random sampling. The data were collected by questionnaire and analyzed by frequency percentage mean standard deviation t-test F-test and Pearson product moment correlation coefficient. The research revealed as follows. 1 ) Rajamangala University of Technology Phra Nakhon support staffs highly demonstrated opinions on organizational culture and were highly satisfied with their work. 2 ) Rajamangala University of Technology Phra Nakhon support staffs’ work satisfaction with different genders and salary base levels were 0.05 statically different. 3) The satisfaction of Rajamangala University of Technology Phra Nakhon support staffs were 0.05 statically satisfied with 1) success aspect 2) personal aspect 3) self - actualization aspect had the overall satisfaction at the 0.05 level of significance. As for the organizational culture related to affiliation did not influence the satisfaction of the support personnel at Rajamangala University of Technology Phra Nakhon.

The study aims to study the change leadership that affects the organizational culture and work efficiency of the staffs at the operational level and to study the good governance principles that affect the organizational culture and work efficiency of operational staffs at Commercial Concrete Production Business Unit. The population used in the study is 200 operating staffs at Commercial Concrete Production Business Unit using questionnaires for data collection. The data analysis is conducted using descriptive statistics and inferential statistics. The result indicates that change leadership affects organizational culture of operational staffs with statistical significance at 0.05 level. It can predict the organizational culture of operational staffs at 16.30 percent. Good governance principles affect the organizational culture of operational staffs with statistical significance at the level of 0.05. It can predict the organizational culture of operational staffs at 29.50 percent. Change leadership affects the operation efficiency of operational staffs with statistical significance at the level of 0.05. It can predict the work efficiency of operational staffs at 13.80 percent and good governance principles affect the work efficiency of operational staffs with statistical significance at the level of 0.05. It can predict the work efficiency of operational staffs at 28.70 percent.

The purposes of this study were to investigate the influence of culture on organizational commitment of operation employees working at a Chulalongkorn university office and to study the influence of good governance on the organizational commitment of the university staff at a university Chulalongkorn office. The samples were 164 employees working at a university office in Chulalongkorn University responding to the questionnaires used as a tool for data collection. This research was descriptive analyzed by parameters percentage mean score (S.D.) multiple regression analysis and multipleregression tests and Pearson Correlation Coefficients. The research result revealed the hypotheses test showing the influence of organizational culture and good governance on organizational commitment of Chulalongkorn university office employees as follows. Organizational culture in the form of the relationship adjustment bureaucracy and success orientation positively agreed with the organizational The purposes of this study were to investigate the influence of culture on organizational commitment of operation employees working at a Chulalongkorn university office and to study the influence of good governance on the organizational commitment of the university staff at a university Chulalongkorn office. The samples were 164 employees working at a university office in Chulalongkorn University responding to the questionnaires used as a tool for data collection. This research was descriptive analyzed by parameters percentage mean score (S.D.) multiple regression analysis and multipleregression tests and Pearson Correlation Coefficients. The research result revealed the hypotheses test showing the influence of organizational culture and good governance on organizational commitment of Chulalongkorn university office employees as follows. Organizational culture in the form of the relationship adjustment bureaucracy and success orientation positively agreed with the organizational commitment in the same direction Good governance in terms of the efficiency effectiveness responsibility transparency rule of law equality participation decentralization and moral and ethics were positively related to the organizational commitment in the same direction Organizational culture and good governance influenced the employees’ organizational commitment of university office operation employees at Chulalongkorn University.