Independent Sector was created when two other organization merged in 1980.

The two organizations merged in 1981 following changes in the tax code.

As a result of intensive correspondence and various interviews, the three organizations merged.

The two organizations merged into one in 1944, taking the name of the latter.

Various small organizations merged over the years to form the agency, which serves 18 counties.

If the two organizations merge, according to sources close to the negotiations, jobs may be consolidated.

Both organizations merged in 1956 under the current name.

The two organizations merged in 1982, forming the current association.

Others only became "members" of such an organization when organizations merged, as often happened.

The organization recently merged with Friends of the Earth, an environmental advocacy group.