81.21.Z - General cleaning of buildings
68.31.Z - Intermediation service activities for real estate activities
77.39.Z - Rental and leasing of other machinery, equipment and tangible goods n.e.c.
78.10.Z - Activities of employment placement agencies
78.20.Z - Temporary employment agency activities and other human resource provisions
80 - Investigation and security activities
81.10.Z - Combined facilities support activities
81.22 - Other building and industrial cleaning activities
81.30.Z - Landscape service activities
82 - Office administrative, office support and other business support activities
