ADNOC Onshore is committed to ‘Pursuing No Harm to People or the Community’ by preventing accidents and illnesses across its operations and projects. ADNOC Onshore has established an integrated approach for the management of occupational health hazards and early identification of occupational illnesses. Although vast amount of the published information on health hazards in oil and gas industry is available, the collaboration and cooperation between different parties in big corporations in the management of health hazards, especially in managing occupational illnesses is not much tackled. This paper addresses the synergy established between number of the stakeholders to prevent, identify, investigate, report and manage occupational illnesses within ADNOC Onshore