The Sewerin group of companies is an internationally successful, technically innovative, family owned group with headquarters in Guetersloh, Germany. With top level products and services, they are the market technology leader and a partner to the gas and water supply industry. At the Guetersloh location, not only innovative devices for gas and water leak detection, but also devices for measuring biogas move through development, design, testing and production before they are finally ready for the market. Throughout there is a particular emphasis on high quality and functionality. An important factor of success is the production in Germany. In addition to the sale of measuring devices and services offered by the gas and water leak detection teams, the Sewerin group of companies offers stationary and mobile device maintenance service, development of emergency and leakage service vehicles and servicing and repair of home installations. In addition, a comprehensive program of seminars with test track rounds out the spectrum of services.