The Quadripartite Joint Offer is a strategic call for targeted One Health investment aimed at supporting member states in implementing the One Health Joint Plan of Action. It provides a coordinated platform that brings together resources and expertise across sectors to more effectively prevent, prepare for and mitigate health risks at the human-animal-environment interface. Preventive investments through a One Health approach have consistently demonstrated strong returns, significantly reducing the expected costs associated with health emergencies. The Joint Offer provides a comprehensive package of services designed to generate measurable impact in four core areas: Contextualizing and supporting the implementation of the One Health Joint Plan of Action Strengthening knowledge and evidence to guide decision making Fostering political engagement for a high-level commitment and cross sectoral coordination Leveraging investments to ensure efficient and sustainable implementation By aligning donor contributions with coordinated Quadripartite technical support, the Joint Offer will promote sustainability and upscale the collective impact of One Health investments at global, regional and country levels. More information One Health webpage