Hierarchy classification:

1. top of the aat hierarchies
2. Agents Facet
3. Organizations (hierarchy name)
4. organizations (groups)
5. businesses (business enterprises)
6. [business enterprises by function]

Anotations

Scope note:

Companies that provide services for buying, selling, and leasing properties, such as facilitating transactions for clients and often offering property valuation services, client representation, negotiation, and management of property; often serving as a hub for real estate agents and brokers.