Companies that specialize in performing business, consumer, environmental, and other activities for companies, households, or individuals in exchange for fees; and associations that promote the interests of their members including business and non-business associations or groups.

Establishments that aim to promote the interests of their members; include business associations, chambers of commerce, government, religious, human rights, grant making, environmental, religious, political, and other organizations.

Establishments that aim to promote other interests (such as voluntary health services, alumni associations, civic associations, youth clubs, book discussion clubs, poetry clubs, and other organizations).