This study aims to predict the relationship between organizational solidarity and external image in Iranian technical and vocational training organization with mediating role of response to environment. Research population include employees and stakeholders all of organizations. As such, 224 people from each group were selected as sample through multistage cluster sampling as well as available sampling methods in the southwestern Iranian province of Fars. Research instruments used in this study include a set of questionnaires on organizational solidarity, response to environment and external image which were distributed among samples and collected after calculating their reliability and validity. Results showed that organizational solidarity is the positive and significant predictor of external image and the power of response to environment. In addition, this showed that organizational solidarity with a mediating role of response to environment is a positive and significant predictor of external image.
