68.12.A - Construction projects related to the erection of residential buildings
68.10.Z - Buying and selling of own real estate
85.60.Z - Educational support activities
85.59.B - Courses and training related to acquiring knowledge, skills, and professional qualifications in non-school forms
77.32.Z - Rental and leasing of construction and civil engineering machinery and equipment
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
74.10.Z - Specialised design activities
71.20.B - Inspection and issuance of opinions on the technical condition of chimneys and ventilation ducts
71.11.Z - Architectural activities
68.20.Z - Rental and operating of own or leased real estate
41.10.Z - Realization of building projects related to erection of buildings
43.99.Z - Other specialised construction activities n.e.c.
43.91.Z - Masonry and bricklaying activities
43.39.Z - Other building completion and finishing
43.13.Z - Test drilling and boring
43.12.Z - Site preparation
43.11.Z - Demolition
41.20.Z - Building works related to erection of residential and non-residential buildings