PKK - TECH Piotr Kozieł

43.99.Z - Other specialized construction works, not classified elsewhere

43.11.Z - Demolition and destruction of buildings

43.12.Z - Site preparation for construction

43.13.Z - Performing excavations and geological-engineering drilling

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

49.41.Z - Road freight transport

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

95.31.A - Mechanical repair and servicing of motor vehicles, excluding motorcycles

95.31.B - Bodywork and paint repair, and maintenance of motor vehicles, excluding motorcycles