The current research investigated authentic leadership and organization citizenship behavior relationship in the presence of mediator corporate social responsibility in services organizations of Pakistan. Data from the respondents were gathered through structured questionnaire. The instrument validity and reliability were ensured. A total of 220 respondents participate in the study. Participants were informed about the aim of the study. Based on regression and mediation analysis, it was found that authentic leadership was significantly related with organization citizenship behavior. We also found that corporate social responsibility partially mediates authentic leadership and organization citizenship behavior. It was concluded that managers should treat their employees fairly as a result their citizenship behavior towards organization will increase which lead to overall organization performance.