Definition of "contractor"
noun:
-
A person who executes the building or improving of buildings.
from Wiktionary, Creative Commons Attribution/Share-Alike License -
A person or company that performs specific tasks like electrical or plumbing work in construction projects.
from Wiktionary, Creative Commons Attribution/Share-Alike License -
A person or company hired to maintain existing facilities like air conditioning systems, groundskeeping, etc.
from Wiktionary, Creative Commons Attribution/Share-Alike License
-