GWF MessSysteme AG is the leading Swiss company for measuring, collecting, and managing consumption data for electricity, natural gas, water and heat. Our substantial experience in highest-precision measuring instruments, the deep expertise of our employees as well as the patented GWFcoder' technology allow us to provide revolutionary smart metering solutions which contribute to a sustainable use of energy. GWF solutions are modular and standardized data interfaces guarantee interoperability with all established system components as well as future communication technologies. ' GWF is a family-owned company with around 200 employees and over a century of metering experience. We have evolved from a trusted measuring instrument manufacturer to an innovative solution partner for measuring systems and metering data management. For us, tradition and innovation are not a contradiction in terms, and so we are consistently developing into an innovative system and service provider in the measurement of valuable resources. We work directly with electricity, gas, water and heat suppliers and are also active in the field of building technology and building automation. With our team of specialists we support our customers in the tasks of consumption data acquisition, data communication and data processing and offer system solutions.