Krzysztof Mazur Doradztwo Energetyczne

43.21.Z - Installation of electrical systems

33.14.Z - Repair and maintenance of electrical devices

33.20.Z - Installation of industrial machinery, equipment, and devices

41.10.Z - Construction work related to the construction of residential and non-residential buildings

41.20.Z - Construction work related to the construction of residential and non-residential buildings

42.22.Z - Works related to the construction of telecommunications and electrical lines

42.91.Z - Works related to the construction of water engineering objects

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

43.32.Z - Installation of building carpentry

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

46.13.Z - Activity of agents involved in wholesale trade of wood and building materials

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

46.73.Z - Wholesale trade of motorcycles and parts and accessories for them

47.41.Z - Retail trade

47.42.Z - Retail trade

47.43.Z - Retail trade

47.53.Z - Retail sale of carpets, rugs, and other floor coverings, as well as wall coverings

47.54.Z - Retail sale of electrical household appliances

47.59.Z - Retail trade

47.99.Z - Retail trade

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

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

66.19.Z - Other activities supporting financial services, excluding insurance and pension funds

69.10.Z - Legal activities

69.20.Z - Accounting, bookkeeping and tax consultancy

70.22.Z - Head office activities and management consultancy

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

72.19.Z - Scientific research and development activities

74.90.Z - Other professional, scientific and technical activities, not elsewhere classified

82.11.Z - Office administrative support activities and other business support services

82.30.Z - Activities related to organizing fairs, exhibitions, and congresses

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

95.21.Z - Repair and maintenance of electronic equipment for general use