About Top Serve Tennis

Top Serve Tennis is a "bricks and mortar" store that has been a leader in the Australian tennis industry since 1986.

Our staff members are the most experienced and most qualified racquet technicians in Australia.

We have serviced players from McEnroe, Vilas, Muster, Hingis, Mauresmo to today’s stars, Federer, Nadal, Djokovic, Sharapova, the Williams sisters and most of the current crop of players.

Apart from servicing the elite players, we also cater to all levels of players including beginners, once-a-week social players ... anyone who wants to improve their game!

Meet Our Staff



RON KOHN

MANAGING DIRECTOR | MASTER RACQUET TECHNICIAN

  • Certified Stringer (USRSA)
  • Master Racquet Technician (USRSA)
  • Pro Tour Stringer (ERSA)
  • Master Pro Tour Stringer - Level 3
  • Recognised by ERSA (April 2012) amongst a group of 10 of the world's elite racquet technicians.

Favourite Racquet: Toalson Spoon 100
Favourite String: Toalson Devil Spin 1.25mm

Professional Experience:

  • Head of Official Stringing Team for Australian Open 2006-2008
  • Head Stringer for Australian Womens Hardcourts 2005-2008
  • Head of Official Stringing Team for Nasdaq Miami Open 2004
  • Head of Luxilon Tournament Stringing Team for Grand Slams and Tennis Masters Series 2001-2004
  • Member of Official Stringing Team Roland Garros 2007
  • Strung at US Open and French Open as private stringer for personal clients
  • Head of TopServe Player Service @ Australian Open 1994-2005
  • 35 years experience of servicing elite players, racquet stringing and frame customising
  • Equipment consultant to many touring professionals
  • Equipment consultant for coach/player education to Tennis Australia
  • Consultant to leading racquet and string manufacturers
  • World-renowned designer & developer of stringing machines
  • USRSA member for 35 years
  • Over 10 years experience - professional tennis coaching (including 3 ATP/WTA Tour players)

JASON CHAU

SENIOR RACQUET TECHNICIAN | SPECIALIST PRODUCT CONSULTANT

Favourite Racquet: Head Radical Pro
Favourite String: Tecnifibre Razor Code 1.25mm
Favourite shot: Backhand smash (no-one says that :))
Favourite players: Roger Federer, Marat Safin, Fernando Gonzales.

  • Highest AR 578.
  • Blackwell Cup representative for Illawarra Div 1
  • Played German Club Tennis for Diez in 2017 (best experience of my life :))
  • Visited AusOpen, Roland Garros and Wimbledon in the same year and backpacked around Europe (but missed the calendar spectator slam)
  • Looking forward to stringing at AusOpen 2022 with the Yonex Team :)

GEOFFREY TOTAAN

PRODUCT CONSULTANT

Favourite Racquet: Yonex VCore 98
Favourite String: Toalson HD Aster Poly 1.19mm
Favourite shot: Backhand down the line
Favourite players: Pete Sampras, Andre Agassi.


SAM STALLEY

PRODUCT CONSULTANT

Favourite Racquet: Yonex Ezone DR 98
Favourite String: Head Sonic Pro 1.25mm
Favourite shot: Volley
Favourite players: Roger Federer, Nick Kyrgios, Alex De Minaur


  • Started playing tennis at age 9
  • Played tournaments and competition tennis from 2007-2014
  • Tennis Coach at St. Ignatius College Riverview 2016/17 & 2018/19
  • Studying at the University of Sydney - Bachelor of Commerce & Bachelor of Arts

MICHAEL CHANG

PRODUCT CONSULTANT

Favourite Racquet: Head Graphene Touch Radical Pro
Favourite String: Head Sonic Pro 1.25mm
Favourite shot: Backhand (one-handed) cross-court
Favourite players: Roger Federer, Michael Chang, Hyeon Chung


  • Started playing tennis at age 6
  • Played tennis tournaments at a young age and ISA tennis in high school.
  • Coach at Online Tennis (Roseville) for 2 years.
  • Interests outside of tennis include photography, fishing and pool.

JOSH MUZIK

PRODUCT CONSULTANT

Favourite Racquet: Wilson Blade 98 (18x20)
Favourite String: Polyfibre Black Venom 1.25mm
Favourite shot: Backhand Crosscourt (onehander)
Favourite players: James Blake, Rafael Nadal, Dominic Thiem


  • Started playing tennis at age 10
  • School tennis 1st for 4 years
  • Studying Bachelor of Commerce and Bachelor of Advanced Studies at University of Sydney
  • Tennis Coach at St Ignatius College Riverview
  • Trained at Juan Carlos Ferrero Academy in Dec 2018


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