Piotr Kowal

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

27.32.Z - Manufacture of other electronic and electric wire and cables

27.90.Z - Manufacture of other electrical equipment

33.12.Z - Repair and maintenance of machinery

46.14.Z - Activity of agents involved in wholesale trade of machinery, industrial equipment, ships, and aircraft

46.18.Z - Activity of agents involved in wholesale trade of other specified goods

46.19.Z - Activity of agents involved in wholesale trade of non-specialized goods

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

72.19.Z - Scientific research and development activities

77.39.Z - Rental and leasing of other machinery, equipment, and tangible assets, not elsewhere classified

85.59.B - Courses and training for acquiring knowledge, skills, and professional qualifications in non-school forms