WALOPT

NACE-BEL (BE 2008) : Manufacture of glass fibres (23140)

NACE Rev.2 (EU 2008) : Manufacture of glass fibres (2314)

NACE-BEL (BE 2008) : Installation of electrical wiring and fittings in buildings (43211)

NACE Rev.2 (EU 2008) : Electrical installation (4321)

NACE-BEL (BE 2008) : Manufacture: optical instruments and photographic equipment (26700)

NACE Rev.2 (EU 2008) : Manufacture of optical instruments and photographic equipment (2670)

NACE-BEL (BE 2008) : Plumbing (43221)

NACE Rev.2 (EU 2008) : Plumbing, heat and air-conditioning installation (4322)

NACE-BEL (BE 2008) : Manufacture and processing of other glass, including technical glassware (23190)

NACE Rev.2 (EU 2008) : Manufacture and processing of other glass, including technical glassware (2319)

NACE-BEL (BE 2025) : Manufacture and processing of other glass, including technical glassware (23150)

NACE-BEL (BE 2025) : Sanitary work (43221)

NACE-BEL (BE 2025) : Manufacture of glass fibres (23140)

NACE-BEL (BE 2025) : General work of electrical installation (43211)

NACE-BEL (BE 2025) : Manufacture of optical instruments, magnetic and optical media and photographic equipment (26700)

ISIC 4 (WORLD) : Manufacture of glass and glass products (2310)

ISIC 4 (WORLD) : Electrical installation (4321)

ISIC 4 (WORLD) : Manufacture of optical instruments and photographic equipment (2670)

ISIC 4 (WORLD) : Plumbing, heat and air-conditioning installation (4322)

NACE Rev.2.1 (EU 2025) : Manufacture and processing of other glass, including technical glassware (2315)

NACE Rev.2.1 (EU 2025) : Manufacture of glass fibres (2314)

NACE Rev.2.1 (EU 2025) : Electrical installation (4321)

NACE Rev.2.1 (EU 2025) : Plumbing, heat and air-conditioning installation (4322)

NACE Rev.2.1 (EU 2025) : Manufacture of optical instruments, magnetic and optical media and photographic equipment (2670)