The current study aims to reveal the impact of sustainable structures of Service Quality (Visionary leadership, organizational culture, and organizational commitment) to achieve competitive superiority (cost, quality, flexibility, delivery, innovation) through the intermediary role of High Involvement Management Practices (functional integration, training, motivation, teams), The study approach depends on identifying a major problem that has been clarified through several questions that revolve around an important question: Can sustainable structures of service quality be employed to achieve competitive superiority through High Involvement Management Practices. Therefore, the current study relied on a questionnaire tool to measure the availability of sustainable structures for quality of service, competitive superiority and the practices of managing high containment in the civil banks in the governorates of the Middle Euphrates (Diwaniyah, Najaf Al-Ashraf, Karbala Al-Sacred, Babil and Al-Muthnah). Using special statistical packages in SPSS.V.27 and AMOS.V.26 the results of the normal distribution, modeling of the structural equation, the stability and inner truthfulness factor, means, standard deviations, relative importance, and correlation matrix were extracted. The results of the study showed a direct and indirect correlation and impact between sustainable quality-of-service structures and High Involvement Management Practices to help achieve competitive edge among management leaders in their work.