Hierarchy classification:

1. top of the aat hierarchies
2. Agents Facet
3. People (hierarchy name)
4. people (agents)
5. [people by occupation]
6. contractors

Additional parents:

1. top of the aat hierarchies
2. Agents Facet
3. Organizations
4. organizations
5. businesses
6. business enterprises by form
7. companies
8. partnerships
9. firms

Anotations

Scope note:

People or corporate bodies in the construction industry that undertake work as detailed in a legally binding contractual agreement, and whose services are limited to the construction of commercial buildings and single-dwelling or multiple-dwelling residential buildings. For contractors on a construction project whose services are unlimited, use "general contractors."