Yirmibesoglu Muhendislik was established for the purpose of giving manufacturing, project, consulting and providing technical equipment services on heating, cooling, ventilation and energy efficiency. Company has got ISO 9001, CE, TSEK, GOST-R and EN 1886 certificates. Company has been one of the leading firms with its fast and steady development in heating, cooling, ventilation and energy
efficiency industries since 1995.
