The German Association of Municipal Utilities Supporting Sustainable Resource Management (ASEW) is a working group within the German Association of Local Utilities (VKU) that has been supporting municipal utilities in the areas of energy efficiency and renewable energies since 1989. With a wide range of products and services, the ASEW offers to its more than 270 members the opportunity to position themselves in the growing markets for energy efficiency and renewable energies. Furthermore, the ASEW helps municipal utilities to gain a significant advantage by increasing staff know-how through consulting, training and further education. Numerous events and working group meetings per year provide, in addition, a steady know-how transfer. Therefor the ASEW analyses political regulations and frameworks and lobbies previously in the interest of its members.