The study provides empirical evidence regarding the path to sustainability integration, through the mobilisation of organisational control systems and the corresponding cognitive. organisational and technical integration. In so doing, the barriers to and enablers of, sustainability integration in PMSs have been highlighted, with emphasis on several key areas that need to be focused on for successful integration. This study also confirms the findings of previous studies on the importance of integrating sustainability goals into organisational strategies by using both formal and informal control mechanisms to ensure the achievement of sustainability goals, The case illustrates the role of sus tainability ambassadors and top management in the mobilisation of internal processes, systems and technologies in supporting the sustainability agenda in organisations