CALSEN Piotr Grygorczyk

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

42.21.Z - Works related to the construction of transmission pipelines and distribution networks

43.21.Z - Installation of electrical systems

43.29.Z - Specialized construction works

43.32.Z - Installation of building carpentry

43.33.Z - Flooring, wallpapering, and cladding of walls

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

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

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

46.74.Z - Wholesale trade

47.91.Z - Intermediary retail sale, non-specialized

47.99.Z - Retail trade

50.10.Z - Sea and coastal passenger transport

64.99.Z - Other financial services, except insurance and pension funds, not elsewhere classified

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

70.22.Z - Head office activities and management consultancy

71.12.Z - Engineering activities and related technical consultancy

79.12.Z - Tour operator activities

85.51.Z - Non-school forms of sports education and recreational and sports activities

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

93.19.Z - Sports activities, not elsewhere classified