About Us

WindowMaster is a Danish cleantech company originally founded in 1990 as part of the VELUX group but changed ownership in a MBI in 2015. WindowMaster is both a market leader in the niche market for natural ventilation solutions as well as leading the technological advancements of cloud based IOT solutions in the field. This market position is based on a change of ownership in 2015 with the mission to provide natural ventilation solutions to the construction industry and optimize indoor climate. Today, buildings account for approx. 39% of global CO2 emissions, which drives demand for better solutions that can help reduce CO2 emissions from buildings worldwide. WindowMaster has built a strong and scalable platform to contribute to improve the environmental footprint of various types of buildings – e.g. office buildings, sports arenas, hospitals, educational institutions, museums etc. The company offers solutions that ensure optimal regulation of the indoor climate in buildings based on continuous monitoring of CO2 levels, humidity and temperature that can help increase efficiency and comfort of building users.