FILWEN ZBIGNIEW PECYNA

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

25.11.Z - Production of metal constructions and their parts

25.53.Z - Mechanical processing of metal parts

25.99.Z - Manufacture of other ready-made metal products not elsewhere classified

27.12.Z - Manufacture of electrical distribution and control apparatus

27.90.Z - Manufacture of other electrical equipment

28.25.Z - Manufacture of industrial refrigeration, ventilation, and air-conditioning equipment

28.29.Z - Manufacture of other general-purpose machinery not elsewhere classified

33.11.Z - Repair and maintenance of metal products

33.12.Z - Repair and maintenance of machinery

33.13.Z - Repair and maintenance of electronic and optical devices

33.14.Z - Repair and maintenance of electrical devices

33.20.Z - Installation of industrial machinery, equipment, and devices

35.12.B - Solar power

35.16.Z - Electricity storage

41.00.B - Construction work related to the construction of non-residential buildings

43.11.Z - Demolition and destruction of buildings

43.12.Z - Site preparation for construction

43.13.Z - Performing excavations and geological-engineering drilling

43.21.Z - Installation of electrical systems

43.23.Z - Installation of insulation

43.24.Z - Installation of other building systems

43.35.Z - Performing other finishing construction works

43.41.Z - Performing roof structures and coverings

43.91.Z - Masonry works

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

62.20.B - IT consulting and IT equipment management activities

62.90.Z - Other IT and computer-related services

71.12.B - Engineering activities and related technical consultancy

71.20.B - Inspection and issuing opinions on the technical condition of chimneys and ventilation ducts

71.20.C - Other technical testing and analysis

74.99.Z - All other professional, scientific and technical activities, not elsewhere classified