Officium GmbH is a leading independent metering and energy service provider for the consumption-dependent recording and billing of water and heat for the housing industry. As a holding company, Officium leads the metering service providers: Tenié and Gores GmbH (Wesel), Tenié and Gores GmbH Schwarzenberg (Schwarzenberg), Systeme & Service Abrechnungsgesellschaft mbH (Berlin), delta-t Messdienst Fischer und Nagel GmbH (Würzburg), Exakta Wärme- und Wasserzähler Service GmbH (Oberlungwitz), Wärme-Mess-Service GmbH (Salzgitter), Delta-t Messdienst & Consulting Rudolstadt GmbH (Rudolstadt), Delta-t Messdienst GmbH (Pegnitz), ifena GmbH (Munich), Alphamess GmbH (Bochum), and Iwik Energiemanagement GmbH (Griesheim). Officium is mainly present in Berlin, Brandenburg, North Rhine-Westphalia (for example Düsseldorf and Duisburg), Lower Saxony, Mecklenburg-Vorpommern, Saxony-Anhalt (Dessau-Roßlau) and Saxony (Dresden and Chemnitz), Thuringia as well as Bavaria (Upper and Lower Franconia and Munich). Customers are primarily small and medium-sized property managers and private landlords. In the meantime, more than one million measuring units are supplied. Officium GmbH offers its customers a wide range of services, from the installation and maintenance of measuring devices to the processing and billing of measured data. The company's services are tailored to the individual needs of its customers and are characterized by their reliability and accuracy. This makes Officium GmbH stand out from other businesses in the same industry.