GWF MessSysteme AG is the leading Swiss company for measuring, collecting, and managing consumption data for electricity, nat ... ural 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. read more