PROAIR s.c. Przemysław Marzec, Krzysztof Symbor

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

25.62.Z - Production of locks and hinges

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

35.11.Z - Generation of electricity from non-renewable sources

43.29.Z - Specialized construction works

46.52.Z - Wholesale trade

46.90.Z - Non-specialized wholesale trade

47.91.Z - Intermediary retail sale, non-specialized

49.41.Z - Road freight transport

52.10.B - Warehousing and storage of other goods

62.03.Z - Activities related to programming, IT consulting, and related activities

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

45.11.Z

45.20.Z