INSAN PROJEKTOWANIE I WYKONAWSTWO INSTALACJI SANITARNYCH PIOTR CZYŻ

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

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

43.21.Z - Installation of electrical systems

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

43.29.Z - Specialized construction works

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

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

46.74.Z - Wholesale trade

47.99.Z - Retail trade

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

74.10.Z - Specialized design activities

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

80.20.Z - Detective and security activities

81.21.Z - General cleaning of buildings

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

93.21.Z - Amusement park and theme park activities

93.29.B - Other entertainment and recreational activities, not elsewhere classified