This study investigates the impact of various IT tools on project management efficiency within the public sector, specifically examining the mediating role of team communication quality. The study utilized a quantitative approach, data was collected from 197 public sector organizations across Jordan, Saudi Arabia, and Lebanon. The study employed PLS-SEM to analyze the relationships between project management software, communication platforms, collaboration tools, team communication quality, and project management efficiency. The findings confirm that project management software, communication platforms, and collaboration tools each positively influence project management efficiency. Moreover, the study reveals the crucial mediating role of team communication quality. Specifically, the positive impact of these IT tools on project management efficiency is significantly channeled through their ability to enhance team communication. These findings underscore the importance for public sector organizations to not only invest in diverse IT tools but also to prioritize initiatives that foster effective team communication to maximize project success and overall organizational efficiency.