74.90/2: Quantity surveying activities (UK SIC Classification 2007)
74.90/9: Other professional, scientific and technical activities n.e.c. (not including environmental consultancy or quantity surveying) (UK SIC Classification 2007)
74.90: Other professional, scientific and technical activities n.e.c. (European Community NACE Rev 2)
7490: Other professional, scientific and technical activities n.e.c. (UN ISIC Rev 4)