The following groups were likely founded between 1913 and 1945.

It is still running, as are several other groups founded in 1908.

The group was founded in 1973 and is still active today.

The group was founded in 2002 and has grown to include several programs.

The group was founded in 1971 and currently has 50 members.

The group, founded in 1946, has 36,000 members, both individuals and companies.

The Phoenix girl founded the group when she was 10.

After the end of the war new groups were founded and membership increased again.

In Harlem alone, at least eight such groups were founded between 1919 and 1931.

The group was founded on March 31, 2009, with a $100 million capital commitment.