The final goal of this project is to develop and validate a toolbox of instruments and methods for small and medium sized enterprises (KMUs) that help to integrate sustainability in the whole food industry chain. Furthermore, the goal is to learn more about motives of action, structural and psychological barriers – respectively the behavior of the employees and the companies that have business relationships. It will also be evaluated how to establish transparency between the resource and the consumer and how to tackle insufficient consumer willingness to get product information.