Objectives: To measure degree of satisfaction of different customers as regard occupational health services in the form of preemployment , periodic medical examination and compensation committee. To find out risk factors responsible for
dissatisfaction. Subjects and methods: The current research is a cross-sectional study at El-Nile health insurance hospital which serves factories of the East Delta region and el-Obour factories. The study was performed in 4 aspects: the first aspect includes all workers attending periodic medical examination clinic twice per week as external customers for one year, the second aspect includes: health care providers as internal customers and in the third phase of the study safety personnel in the studied industries were included. Interview questionnaire was used to find out different risk factors of
dissatisfaction of the studied candidates. The 4th aspect of the study includes Delphi questionnaire by mail to take consensus on the proposed plan for quality improvement of occupational health services. Results: more than 57% of the studied workers were satisfied by preemployment examination, while only 25.8% were satisfied by periodic
medical examination, and more than 46% of the studied workers were satisfied by the occupational specialist. But zero % of the studied cases were satisfied by the compensation committee and more than 77% of the studied cases were unsatisfied with this committee. Concerning the occupational committee about 13% of the studied
workers were very unsatisfied with the occupational committee, and 2% were very unsatisfied by periodic medical examination. More than 48% of workers complain of,the unavailability of medications. More than 60% of them report that doctors consider this process as a routine procedure, while 55% were complaining of small number of
doctors in comparison to the number of the workers. About 85% of the studied workers not satisfied with the results of laboratory data. Conclusions: It is concluded that major causes of dissatisfaction with pre-employment 
examination where, low number of doctors, rapid examination, routine procedure, factory delay and non specific examination. While major causes of dissatisfaction with occupational health specialist and periodic medical examination were, long time, inaccurate investigations, no explanation of diagnosis, and no enough chairs for waiting.