68.31.Z - Intermediation service activities for real estate activities
64.20.Z - Activities of holding companies
64.99.Z - Other financial service activities, except insurance and pension funding n.e.c.
66.19.Z - Other activities auxiliary to financial services, except insurance and pension funding
66.22.Z - Activities of insurance agents and brokers
66.29.Z - Activities auxiliary to insurance and pension funding n.e.c.
68.10.Z - Buying and selling of own real estate
68.20.Z - Rental and operating of own or leased real estate
68.32.Z - Management of real estate on a fee or contract basis
82.11.Z - Office administrative service activities