GKSERWIS Grzegorz Kowalski

71.12.Z - Engineering activities and related technical consultancy

25.62.Z - Production of locks and hinges

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

28.99.Z - Manufacture of other special-purpose machinery not elsewhere classified

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

46.69.Z - Wholesale trade

46.90.Z - Non-specialized wholesale trade