Mayor implemented heating systems and heat exchanger stations: The Belvedere Palace in Warsaw Polish Parliament Building Complex Dom Poselski Sejm RP – Budynek Główny Ministerstwo Przemysłu Komitet Badań Naukowych National Library in Warsaw Medical University if Warsaw Polfa SA Budimex SA MSWiA Hospital “WARSZAWIANKA” Water Park Warsaw Tower Warsaw Finance Center Sheraton Hotel Saski Hotel INTERCONTINENTAL Hotel Bristol Hotel “GALERIA CENTRUM” department stores Telekomunikacja Polska SA Institute of Physics of Polish Academy of Sciences Institute of Hematology in Warsaw Warszawskie Zakłady Mechaniczne Warsaw Stock Exchange Ilmet Telefon 2000 Polskie Centrum Optyki Space Research Centre of Polish Academy of Sciences „Koński Jar Nutki” Housing Association “Służewiec” Housing Association “Centrum 2” Housing Association “Mszczonowska” residential complex ~100 heat exchanger stations for SPEC Warszawa / DALKIA / VEOLIA Ventilation and air-conditioning systems: Smoke extraction system for garages of “Wilanów Park” residential complex Ventilation system for Bl. Edmund Bojanowski Church in Warsaw Air-conditioning of assembly rooms at Ujazdowski Castle Centre of Contemporary Art