43.22.Z - Plumbing, heat and air-conditioning installation
41.10.Z - Realization of building projects related to erection of buildings
41.20.Z - Building works related to erection of residential and non-residential buildings
42.21.Z - Works related to construction of transmission pipelines and distribution networks
42.91.Z - Works related to construction of water projects
43.12.Z - Site preparation
43.13.Z - Test drilling and boring
62.01.Z - Computer programming activities
62.02.Z - Computer consultancy activities
62.03.Z - Computer facilities management activities
62.09.Z - Other information technology and computer service activities
63.12.Z - Web portals
71.11.Z - Architectural activities
71.12.Z - Engineering activities and related technical consultancy
95.11.Z - Repair and maintenance of computers and peripheral equipment
