The ambitious plan brings together new products and new energy resources. Cutting-edge technology gives municipalities the ability to make a significant contribution to the environment and to the quality of life of their populations. This makes it possible to create a circular economy. Christof Industries has developed the Clean City plan in the course of the last decade. The major focus has been on finding ways to complement the technical and industrial experience of more than a century with state-of-the-art know-how and technologies. A global team of 50 professionals is pursuing the goal of realizing a circular economy by employing financially and environmentally feasible waste-to-value projects in order to reach a zero waste solution.