| Nace | Description | Number of Company |
|---|---|---|
| 41.10.01 | Development of building projects (organizing of building projects for housing or other usage purposes by bringing together financial, technical and physical tools building projects towards sale) (except building societies) | 1874 |
| 41.10.03 | Activities of worksite building societies | 200 |
| 41.20.01 | Construction of nonresidential buildings (construction of buildings aiming industrial production such as factories, workshops, etc. as well as hospitals, schools, hotels, offices, shops, shopping centers, restaurants, indoor sports faciliti | 15712 |
| 41.20.03 | Assembly and installation on site of components for prefabricated buildings | 276 |
| 42.99.01 | Construction of facilities suitable for outdoor sports and recreational areas (golf courses, outdoor stadiums, tennis courts, athletic fields, beach resort, mountain shelters, amusement parks, etc.) | 148 |
| 42.99.02 | Construction of structures for mining and manufacturing industries (winding shafts and towers, mine loading and unloading stations, refineries, chemical plants, etc.) | 39 |
| 42.99.04 | Construction of a natural gas processing plants | 36 |
| 43.11.01 | Demolition works (demolition and dismantling of buildings and other structures) | 287 |
| 43.29.05 | Fencing and railing installation works (including installation of metal fire escapes) | 75 |
| 43.31.01 | Plaster works (internal and external plaster works or gypsum plaster works as well as drywall works at buildings or other constructions, etc.) | 554 |
