This study investigated the impact of sustainability practices on organizational performance at Alexandria National Refining and Petrochemical Company (ANRPC) in the Egyptian petroleum industry. The study focused on quantitative data collected through pre-questionnaire implementation and follow-up with 100 employees in various sectors. The results of the culture of sustainability at the center included identifying employees, involvement in the principle of sustainability management, and best practice skills. Results showed significant improvements after implementation, with significant increases in employee engagement and sustainability performance measures. For example, employees' knowledge of growth culture improved from 2.05 to 3.98 (94.1% improvement). Employee engagement increased from 2.03 to 3.64 (79.3% improvement). Regression analysis showed that employee knowledge and participation significantly improved sustainability planning. The comparative findings revealed significant improvements in sustainability objectives, employee satisfaction, and environmental impact, with overall sustainability outcomes achieving an improvement of 77.5%. The study concluded that incorporating sustainability into corporate strategies significantly enhances organizational performance. It recommends expanding sustainability programs in petroleum industries, investing in new technologies, increasing stakeholder participation, and gender differences have been promoted. This study highlights the transformational potential of sustainability practices in fostering a more resilient and responsible petroleum industry in Egypt.