- United States Tumbling & Trampoline Association
The United States Tumbling & Trampoline Association (U.S.T.A.) offers competitions in tumbling,
trampoline anddouble-mini trampoline . It was founded in 1971 byLarry Griswold andGeorge Nissen . Starting with 200 members and one division, the U.S.T.A. now has 6000 members, nine divisions for tumbling, and six divisions for the double-mini and the trampoline. The U.S.T.A. offers scholarships to athletes. The U.S.T.A. has been an allied member of theAmateur Athletic Union since 1997.External links
* [http://www.usta1.org/index.shtml United States Tumbling & Trampoline Association]
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