74.90.Z - Other professional, scientific and technical activities not elsewhere classified
23.69.Z - Manufacture of other articles of concrete, plaster and cement
43.99.Z - Other specialised construction activities n.e.c.
47.91.Z - Intermediation service activities for non-specialised retail sale
71.20.B - Inspection and issuance of opinions on the technical condition of chimneys and ventilation ducts
72.19.Z - Other research and experimental development on natural sciences and engineering
74.20.Z - Photographic activities
81.30.Z - Landscape service activities
85.59.B - Courses and training related to acquiring knowledge, skills, and professional qualifications in non-school forms