A co-op is a business or organisation that's owned and controlled by its members, to meet their shared needs. The members can be its customers, employees, ....A co-op is a business or organisation that’s owned and controlled by its members, to meet their shared needs. The members can be its customers, employees, residents or suppliers, who have a say in how the co-op is run.Every co-op across the world shares the same co-operative principles and values