The United States
Racquet Stringers Association

Robbie Fields (1952)
Pavel Slozil (1955)
Fernando Cavalleri (1961)
Segun Akinloye (1968)
Mark Markov (1968)
German Lopez-Montoya (1971)
Koreyuki Watanabe (1971)
Manoj Chauhan (1973)
Daniel Alvarez (1974)
Thomas Blake (1976)
Kyra Nagy (1977)
Michael Rebele (1977)
Aymeric Tourgis (1977)
Luca Bonati (1978)
Youssef El Jahechi (1978)
Brendan Bassey (1979)
Richard Bassey (1979)
Kristof Lybeer (1979)
Vinod Sridhar (1979)
Aditya Swaminathan (1979)
Rik Turkensteen (1979)
Bjorn Henkel (1981)
Camilo Briceno (1982)
Gilles De Sousa (1982)
Ma. Alejandra Garcia (1982)
Arkaitz Manzarbeitia (1982)
Sergey Nikishchikhin (1982)
Igor Penka (1982)
Simon Porn (1982)
Ashley Robards (1982)
David Sidbon (1982)
Mustapha Reda Djellal (1983)
Tomas Gonzalez (1983)
Alberto Koffman (1983)
Raghuraman Kumar (1983)
Kile Sherry (1983)
Jonathas Sucupira (1983)
Ross Wilson (1983)
Pablo Dannenberg (1984)
Ivana Platenikova (1984)
Ian Vazquez (1984)
Peter Lund (1985)
Ricardo Kazuhiro Miranda Nitta (1985)
Edmund Quarcoo (1985)
Pablo Arroyave (1986)
Aaron Bilenky (1986)
Andrew Danford (1986)
Alex Lambropoulos (1986)
Janos Manyai (1986)
Diego Ortuzar (1986)
Jerry Sundgren (1986)
Diego Triano (1986)
Rodrigo Aguilar (1987)
Abhinav Bora (1987)
Ameer Buksh (1987)
Shir Dadon (1987)
Alexandre Daruty (1987)
Manuel Luque (1987)
Igor Skoric (1987)
Timothee Zannou (1987)
Bryan Huh (1988)
Agnes Szavay (1988)
Denzil Agius (1989)
Jaime Itzae Barajas (1989)
Kei Nishikori (1989)
Robinson Albe Tavarez (1989)
Matias Andres Aignasse (1990)
Nadin Teofil Indre (1990)
Michael Tjuatjadarma (1992)