DictionaryagencyService organization
noun

agency

AY-jun-see/ˈeɪdʒənsi/

An organization charged with providing a particular service.

A travel agency arranges our flights and hotel reservations.

A small travel agency: two staff members at matching consultation desks help a customer choose a holiday, with travel photographs, a globe, and a model passenger plane making the specialized service visible.
Etymology

The root meaning “do” underlies agency’s earlier sense of active operation. The word later named an establishment doing business for another, connecting action with an organization that provides a service.

In context

IIEA10:11
the naval service is of course the state's principled sea going agency and continues to undertake a range of security and support tasks
Minister Alan Shatter T.D.- The Green Paper on Defence -26 Sept 2013

More examples

  • The environmental agency monitors the river's water quality.
  • Several aid agencies delivered food after the storm.
  • An advertising agency designed the company's new campaign.

Forms

agency · agencies

agent noun — A person authorized to act for another.

Similar words

bureau
Often means a specialized government office or department.
firm
Usually means a commercial business, without implying representative services.