Coaching Staff

Stephen Koon
  • PROFILE
    • Head Coach for ATP/WTA touring professionals and ITF Grand Slam players
       
      • GPTCA Level A certified coach
      • USPTR certified Professional
      • Business and Player Development Specialist IMG Academy Bradenton, Florida - (2009-2011) worked with ATP/WTA professional players and top ITF juniors including on court with Maria Sharapova, Tommy Haas, Kei Nishikori, Danielle Collins, Ryan Harrison, Heather Watson, Max Mirnyi, Filip Krajinovic, Sabine Lisicki
      • Coach of Lu Yen Hsun ‘Rendy’ 2017-to-2022
      • Director of Impact Tennis Academy, Thailand - (2014-to-date)
      • Coach of Yuki Bhambri - 2010-to-2022 ATP career high singles #83 doubles #48 ITF Junior rank #1
      • Touring Coach of #1 ATP player from Taiwan Tseng Chun Hsin 2023
      • Preseason Coach of #1 ATP player South Korea Seong Chan Hong ATP career high #151 2015, 2023
      • 2018 Pre season Coach of Taro Daniel ATP career high #58
      • 2018 Pre season Coach of Lloyd Harris ATP Career high #31
      • Pre season Coach of Tseng Chun Hsin (#1 ITF ranked Junior) 2017, 2018,2019,2023. French Open and Wimbledon Junior Champion 2018
      • Coach of Ly Nam Hoang #1 ATP Vietnam. SEA games gold medalist 2019,2021
      • Junior Coach 2011. Preseason Coach of Hyeon Chung (#1 ATP South Korea) 2017,2018,2019. ATP career high #19. 2017 ATP Next Gen champion
      • Preseason Coach of Wu Di (#1 ATP China) - 2017, 2018
      • Olympic Tennis Coach for Georgia at Rio De Janeiro Games - (2016)
      • Coach of Nikoloz Basilashvili - (2015-2016) ATP career high #16
      • Coach of #1 ITF junior boy from Japan, Thailand and Singapore - (2015)
      • Coach of #1 ITF junior girl from Singapore, Australia and Thailand - (2013)
      • Director of player Development Lawn Tennis Association Thailand / Head Coach Asian Tennis Centre - (2012). Coached 6 Thai number 1 ranked juniors
      • Coach of Carina Witthoeft WTA career high #48
      • Junior Coach of Yoshihito Nishioka 2011. ATP career high #24. Preseason 2017
      • Coach of Jordan Cox - (2010) Wimbledon Junior Boys r/up
      • Pre Season Coach of Kevin Anderson - (2009) career high ATP #4
      • Coach of Jarmere Jenkins (#1 ITF junior USA (2008-2009). Jarmere became NCAA champion at University of Virginia and Coach of Serena Williams, Coco Gauff and Ons Jabeur
      • Gorin Tennis Academy (2008)
      • Owner of SKS Tennis Academy, SingaporeProduced 35 different national junior age group champions, three national women’s open champions and one men’s national champion - (1999-2008)
      • Bruguera Tennis Academy (2003)
      • Produced NCAA tennis players for Princeton, U of West Virginia, U of Washington, U of Illinois, U of Miami, U of Virginia, Ohio state university, Boise state university, U of Oregon, Mississippi State University, Stanford U, UCLA, U of Florida, Northwestern University, U of San Francisco, San Jose State
      • Coached 15 top 50 ITF juniors
      • Coached 6 Junior Grand Slam Finalists
      • Coached 12 Top 100 ATP/WTA players
Thannasit Issaraporn
  • PROFILE
    • Head Coach Thai National Players and WTA touring professionals
       
      • 15 years coaching experience Hitting partner for ATP players Yuki Bhambri, Rendy Lu, Hyeon Chung
      • Masters of business administration Mahidol University
      • ATP career high 1260
      • Quarterfinal Asian single championship 2012
      • Travelling coach for Australia ITF number one 18/U Junior Girl 2013
      • Travelling coach Thailand ITF number one 18/U Junior Girl 2013
      • Coach of Thailand 2015 Number 1 Ranked 18/U Junior Boy, ASEAN School Games ...
      • Boys Singles Champion2015, ITF Thailand G4,G2 Singles Champion-Nawakarnkhunjan (ITF#64)
      • Coach of Thailand Number 1 Ranked 16/U Junior Boy Vorachhon Rakpuangchon (ITF#151)
      • Coach Thailand 2016 Number 1 Ranked 14/U Junior Boy James Vanherezeele
Gary Sakuma
  • PROFILE
    • Head Coach for Beginner and Intermediate Players. Adult clinics. Pickle and Padel Tennis Coach
       
      • Born in Honolulu, Hawaii
      • USPTA certified professional
      • Over 30 years experience
      • has written seven EBooks--on singles, doubles, serve and volley, the book of mental focus, and how to run a high school team with drills.
      • Produced players for Georgetown University, UC Irvine, Wellesly, Williams & Mary, University of Hawaii Manoa, Santa Clara, Pomona, Claremont, and Loyola Marymount.
Warot Udomsuk (Tay)
  • PROFILE
    • Hitting partner, Adult social lessons, and Beginner-intermediate lessons
       
      • 7 years coaching experience
      • ISB Panther Tennis Coach
      • LTAT/ITF coaching beginner and intermediate players courses level 1
      • Bachelor of Laws (LL.B.) Sripatum University
Mr.Oliver Dixon
  • PROFILE
    • Head Coach ITF Junior Team
       
      • NCAA division 2 Emporia State University (Played #1 singles)
      • 9 years coaching experience
      • Coached 3 top 60 ranked ITF junior players
      • Neuro Linguistic Programming practitioner
      • Time Line Therapy (TM) practitioner
      • BSc (hons) in Business
Mr.Justin Russ
  • PROFILE
    • Lead Strength and Conditioning Consultant
       
      • 2013-2018 Head Physical Conditioning Coach IMG Bollietteri Tennis worked with ATP players Kecmanovic, Mmoh, Damm, Nishikori and worked with WTA players Danielle Collins, Makarova, Lepchenko, Zhuk, Osuigwe, Stollar, Vikhlyantseva
      • 2019-2022 Head of Strength and Conditioning for University of Virginia Men’s and Women’s Tennis Team
      • Private Strength and Conditioning Trainer for WTA player Amanda Anismova
      • TRX Master practitioner
      • Level 2 advanced weightlifting and sports performance coach by USA weightlifting
      • Certified Tennis performance specialist by the International Tennis Performance Association
      • CSCS, RSCC, PES, USAW-II, FRCms, Pn1, MTPS
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