Home page Info & links imprint data protection Accessibility berlinwohnen Messdienste GmbH Berlinwohnen Messdienste GmbH is a 100% subsidiary of GESOBAU AG. With our highly qualified team, we provide measurement services exclusively for GESOBAU AG and its subsidiaries. In doing so, we consistently rely on remote readable devices for consumption-based utility billing. The modern device technology relieves the apartment users as well as the property management and the measuring service.