cooperative
/kuˈɑp.ɹətɪv/noun
A business that is owned and run wholly or partly by the people who work for it or use its services.
Example sentences
- “The farmers formed a cooperative to sell their milk at fair prices.”
- “She buys her vegetables from a food cooperative in town.”
As an adjective it means willing to help or work together; 'an uncooperative witness' is the common negative.