Compact Heat Meter  Manufacturers, Traders, Suppliers

The company Gengenbach has been successfully active in the field of energy billing for over 40 years.
We are independent and offer our services to all property managers, homeowners, owners or developers, planning offices, heating and installation companies.
The head office is in Farchant (near Garmisch-Partenkirchen), Upper Bavaria.

Techem is a leading global energy service provider for the real estate sector and private homeowners. We promote greater awareness of energy and water consumption in more than 20 countries.
Techem has around 3,000 employees at 100 locations in Germany and in foreign subsidiaries and partner companies worldwide

Founded in 2011, Joy Technology Co., Ltd (Joy) provides integrated energy management solutions of "SaaS cloud platform + IoT gateway + IoT terminal" for smart water, smart heating, smart apartments, smart park and other fields, and is committed to helping people better use energy and better protect our blue planet.
Joy has professional R&D capabilities. The current product system includes: system software that supports millions of terminals online at the same time; reliable communication base stations; accurate metering and multi-category IoT terminals (smart water meters, electricity meters, heat meters) that support multiple communications. Comprehensive energy metering solutions have been applied to utilities, apartment hotels, commercial complexes, industrial buildings, schools and other fields in more than 30 countries and regions.
Joy has core independent intellectual property rights, including 3 Chinese invention patents, 1 American invention patent, 1 German patent, 24 utility model patents, and 21 software copyrights. Meanwhile, Joy has obtian MID B+D certificate, CE certificate, RoHS certificate, KEMA etc for related products.
Joy provides energy metering and IoT solutions for smart water, smart heating, smart apartments, smart park etc., while also providing high-quality, low-cost, and efficient OBM/OEM/ODM services for craft brother.