SOLMAJ - Henryk MAJEWSKI

43.21.Z - Installation of electrical systems

42.99.Z - Works related to the construction of other civil engineering and water engineering objects, not classified elsewhere

43.11.Z - Demolition and destruction of buildings

43.12.Z - Site preparation for construction

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

43.23.Z - Installation of insulation

43.24.Z - Installation of other building systems

43.31.Z - Plastering

43.32.Z - Installation of building carpentry

43.35.Z - Performing other finishing construction works

43.41.Z - Performing roof structures and coverings

43.42.Z - Performing other specialized construction works related to the construction of buildings

43.50.Z - Specialized construction works in the field of civil and water engineering

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

46.43.Z - Wholesale trade of electrical household goods

46.49.Z - Wholesale trade of other household articles

46.64.Z - Wholesale trade of other machines and devices

46.84.Z - Wholesale trade of metal products and hydraulic and heating equipment and accessories

46.90.Z - Non-specialized wholesale trade

47.54.Z - Retail sale of electrical household appliances

47.92.Z - Intermediary retail sale, specialized

71.12.B - Engineering activities and related technical consultancy