The United States
Racquet Stringers Association

Leon De Souza (1967)
Ajay Raniga (1970)
Radka Zrubakova (1970)
Chris Hagist (1975)
Marcelo Rios (1975)
Mariusz Zielinski (1975)
Tumeka Harris (1976)
Adrienn Hegedus (1977)
Stefan Pircher (1978)
Clayton Almeida (1980)
Felix Haumann (1980)
Emmanuel Otu (1980)
Seth Rose (1980)
Alain Hakizimana (1982)
Oriol Pages (1982)
Fabien Paget (1983)
Josu Perez-Pasqual (1983)
Claudio Racanati (1983)
Amir Anches (1984)
Timothy Hayes (1984)
Lucija Krzelj (1984)
Santiago Martinez (1984)
Luca Moschetti (1984)
Jordina Muntadas (1984)
Martin Alund (1985)
Andrea Busonera (1985)
Andres Castellano (1985)
Marion Gaud (1985)
Jozef Maras (1985)
Todd Paul (1985)
Anna Alexashkina (1986)
Carlos Alvarez (1986)
Pedro Amado (1986)
Raghav Bahl (1986)
Alexander Dyakonenko (1986)
Ninoslav Knapic (1986)
Mikhail Koukouchkine (1986)
Luisa Barcaui (1987)
Mikhail Kukushkin (1987)
Carlos Oyaga (1987)
Stefano Restu (1987)
Ilhem Zouaoui (1987)
Bryan Beasley (1988)
Bassam Beidas (1988)
Martin Di Mella (1988)
Christian Hansen (1988)
Eduardo Menghi (1988)
Thales Levy (1989)
Timothy Sagar (1989)
Mike Urbanija (1989)
Nick Ayers (1990)
Guillermo Barron (1990)
Hamza Benboubker (1990)
Alexei Vassilkov (1990)
Claudio Andrade (1991)
Ali Dala (1991)
Artem Yatsenko (1991)