an organization (usually with a commercial bank) that is engaged as a trustee or fiduciary or agent in handling trust funds or estates of custodial arrangements or stock transfers or related services
a jointly owned commercial enterprise (usually organized by farmers or consumers) that produces and distributes goods and services and is run for the benefit of its owners
an association formed and operated for the benefit of those using it
done with or working with others for a common purpose or benefit; "a cooperative effort"