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The European Racquet Stringers Association - Connecting racquet sports professionals and enthusiasts since 2001
Become a Member Learn MoreThe ERSA-International was founded in the Summer of 2001 as the European Racquet Stringers Association. Our certification tests are regularly updated with relevant questions, and offering more certifications including tennis, badminton, and squash with more levels up to Pro Tour Stringer.
We now have over 3,000 members in over 30 countries including leaders of the racquet sports industry, racquet specialists, teaching professionals, sporting goods retailers, manufacturers, sales organizations and racquet sports enthusiasts.
Our PRO STRINGER magazine is published in English; and our ERSA Pro Stringer Guide, Study Guides and Tests are now available in German, French, Spanish, Italian, Greek, Portuguese, Russian, Chinese, Dutch, and Czech.
Our mission at the ERSA is to educate our members and consumers to better understand, service, perform with and enjoy all the technological wonders of racquets, strings, balls, courts, shoes and stringing machines.
The ERSA-International accomplishes these goals through information technology products, PRO STRINGER magazine, The ERSA PRO STRINGER GUIDE, ersa-international.com, ERSA e-Newsletter, workshops, annual Symposium, certification, and product testing.
Hi members and racquet sport friends,
We’re excited to launch our brand-new home online—your hub for certifications, tips, and all things racket tech.
ERSA’s 25th Anniversary Symposium took place from October 10–13, 2025 in Bardolino, Italy. If you missed it:
It’s four days of learning, gear talk, and connecting with stringers and tennis pros from around the world.
Zoom Presentations and PowerPoint available to members here on our website or write to mark@ersa-stringers.com !!!
The ERSA International Team
Germany
Austria
Switzerland
Italy
United Kingdom
Sweden
Taiwan
Brasil
Ukraine
