The United States
Racquet Stringers Association

John Thorneycroft Hartley (1849)
Chris Clarke (1965)
Airton Facanha (1965)
Lency Tenai (1968)
Stephane Ossesia (1973)
Grant Doyle (1974)
Miro Beran (1975)
Julia Lutrova (1975)
Ayako Noda (1975)
Martin Hromec (1976)
Gabriel Campos (1977)
Andrei Stoliarov (1977)
Dario Garcia (1978)
Boris Karcher (1978)
Yessica Garcia (1979)
Tatiana Poutchek (1979)
Thomas Schneiter (1979)
Arianto Amir (1980)
Ruslan Kubarev (1980)
Dane McGregor (1980)
Cynthia Dewi (1981)
Mariano Ottolini (1981)
Omer Shitrit (1981)
Ezequiel Dequino (1982)
Konstantin Harle-Zettler (1982)
Jerome Menduni (1982)
Jarrah Robertson (1982)
Vitor Souza (1982)
Aidin Ajang (1983)
Clint Letcher (1983)
Martin Orsula (1983)
Billy Rippe (1983)
Narinder Singh (1983)
Jun-Il You (1983)
Nandita Chandrasekhar (1984)
Ganji Ishii (1984)
Ernesto Lucchesi (1984)
Nishank Mishra (1984)
Jibran Mohammadi (1984)
Tom Pocock (1984)
Ivo Salvador (1984)
Jens Woloszczak (1984)
Eleni Karakeke (1985)
Hyun-Woo Nam (1985)
Tobias Scheil (1985)
Chris Clark (1986)
Matko Maravic (1986)
Eladio Ribeiro-Neto (1986)
Slawomir Szeremeta (1986)
Guy Webb (1986)
Makere Bradnam (1987)
Minami Endo (1987)
Cynthia Perez Gil (1987)
Matt Prusack (1987)
Shannon Robinson (1987)
Jiri Skoloudik (1987)
Vedran Vrcelj (1987)
Katarina Zoricic (1987)
Bruno Echer (1988)
Michel Monteiro (1988)
Hans Podlipnik (1988)
Franco Sciarra (1988)
Jakub Svandera (1988)
Mario Zavala (1988)
Lu Zhang (1988)
Ilia Zibulsky (1988)
Michaella Krajicek (1989)
Vasko Zdravkin (1989)
Alexander Gasparetz (1990)
Farrukh Khashimov (1990)
Francesco Montanes (1990)
Romain Payet (1990)
Eric Spector (1990)
Soren Hess-Olesen (1991)
Matej Kracik (1991)
Nat Maraga (1991)
Nicolas Steiner (1991)
Patrick Carpio (1993)
Gabriel Vicentini Pereira (1993)
Michael Rjazanov (1993)
Dhruthi Tatachar Venugopal (1997)