MAREK SZERSZENIEWSKI

43.22.Z - Installation of plumbing, heating, and air-conditioning systems

43.11.Z - Demolition and destruction of buildings

43.12.Z - Site preparation for construction

43.23.Z - Installation of insulation

43.24.Z - Installation of other building systems

43.35.Z - Performing other finishing construction works

64.92.B - Other forms of credit granting not elsewhere classified

68.11.Z - Buying and selling real estate on own account

68.12.A - Development of residential building projects

77.11.Z - Rental and leasing of passenger cars and light motor vehicles

77.22.Z - Rental and leasing of other personal and household goods

77.32.Z - Rental and leasing of construction machinery and equipment

81.21.Z - General cleaning of buildings

81.22.A - Chimney, hearth, furnace, and ventilation duct cleaning

96.99.Z - Other individual services not classified elsewhere