Background Today, interest in research on ethics in marketing is growing and in the meantime ethical brand plays an important role. The aim of this study is to identify the components of the ethical brand, and evaluate the relationship between ethical branding and increasing of corporate reputation. Method This is a descriptive-correlation research. Population of study includes all customers of a famous company in electronic tools. Based on Morgan table, 384 subjects were selected as an in access group. Data were gathered by questionnaire. Data analyzing were conducted in two level, descriptive statistic (mean and standard deviation) and inferential statistics (pearson correlation coefficient ) and structural equation modeling, and using SPSS and PLS software. Results The results confirmed a significant and positive relationship between ethical branding and increasing of corporate reputation. Also, ethical branding in product level and ethical branding in corporate level, both almost have a same positive relationship with increasing of corporate reputation. Among all variables of ethical branding, comfort has most relationship, and perceived price has least relationship with the increasing of corporate reputations. Conclusion In this study, it was concluded, that, ethical branding and its components have a positive and significant relationship with increasing of corporate reputations.