SDMI • Подрядчики по строительству зданий и сооружений,LAVAL

NAF Rev.2 (FR 2008) : Construction of detached and semi-detached houses (4120A)

Conventions Collectives : Accord national interprofessionnel des voyageurs, représentants, placiers (VRP) (0804)

NACE Rev.2 (EU 2008) : Construction of residential and non-residential buildings (4120)

ISIC 4 (WORLD) : Construction of buildings (4100)

NACE Rev.2.1 (EU 2025) : Construction of residential and non-residential buildings (4100)