GMB TECHNIKA GRZEWCZA BARTOSZ SZYMCZYK

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

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

35.30.Z - Generation and supply of steam and air for air-conditioning systems

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

46.74.Z - Wholesale trade

46.90.Z - Non-specialized wholesale trade

47.78.Z - Retail sale of other new products

47.79.Z - Retail sale of used products

47.91.Z - Intermediary retail sale, non-specialized

47.99.Z - Retail trade

52.21.Z - Support activities for land transport

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

71.11.Z - Architectural activities

71.12.Z - Engineering activities and related technical consultancy

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

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

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