The consortium was meeting at Haag am Hausruck in Austria for the 3rd general assembly of the MALEG project. Major topics of the meeting were the derivation of a detailed test plan for the first demo phase and the alignment of the data post processing methods. Furthermore, a field excursion to the associated partner “Fernwärme Haag am Hausruck GmbH“ was on the agenda, getting introduced into their operating geothermal plant. Here, also a visit and an introduction to the MALEG demonstrator under full operation took place.