With about 90 employees, the NZR supplies power supply companies, municipal utilities, wholesalers, industry, installers and exporters with products and services in the field of metering. After first starting with maintenance and repair of electrical meters, today the company is active in the fields of electricity, water, heat and gas both in the development, production, maintenance and repair as in calibration of metering instruments. The NZR owns seven government-approved test laboratories for electricity, water, heat and gas. These are among the largest German testing agencies. Because of the broad range of services, customers will find a competent partner in NZR not only for standard metering, but also when it comes to new technologies and requirements for electricity meters.