History Company data at a glance Take part in our 40-year journey through time. July 1982Establishment of Weiner – Reimann und Co., Heizung-, Sanitär- und Lüftung GmbH. January 1989Change of the company’s name to Weiner, Reimann, Heizung-, Sanitär- und Lüftung GmbH. March 2005Acquisition of B.Menzenbach GmbH (temporary employment). August 2007Change of the company’s name to IVT Weiner+Reimann GmbH July 201735 years of IVT January 2018Acquisition of 100% of shares by ERBUD SA based in Warsaw July 2020green becomes blue – IVT adopts the new corporate identity of the ERBUD Group 202240 years of IVT Release of the anniversary film on YouTube Thanks to our staff 20235 years Subsidiary of ERBUD SA 2023IVT is awarded as employer of the future