- 25.11 — Manufacture of metal structures and parts of structures
- 42.99 — Other construction, n.v.d.g.
- 43.22 — Installation water supply systems, heating and air conditioning
- 43.99 — Other specialized construction work
- 71.12 — Activities in the field of engineering, geology and geodesy, provision of technical advice in these areas
- 74.90 — Other professional, scientific and technical activities, n.v.d.g.
- 33.12 — Repair and maintenance of machinery and equipment for industrial use
Manufacture of metal structures