About Us

CJS Tennis is based in Belfast and was established in 2005 by Chris Sanlon (BEng). Since that time CJS Tennis has been providing a professional stringing service to tennis, squash and badminton players of all levels across Northern Ireland and the Republic of Ireland. Chris has been stringing for over 15 years and is a Master Racquet Technician with the UKRSA (UK Racket Stringer's Association), ERSA (European Racket Stringers Association) and USRSA (United States Racquet Stringer's Association). He was trained by Sam Chan who has over over 30 years stringing experience including at 17 Grand Slam events and the 2004 Olympics and by Paul Skipp - the current head stringer at the Wimbledon Championships.

Chris is a full time Tennis Ireland qualified coach at Belfast Boat Club where he has been coaching for over 8 years. Since 2008 he has been the Senior Development Coach responsible for running the adult coaching programme. In 2008 he was also awarded the TiCA (Tennis Ireland Coaches Association) level 1 Coach of the Year award.

CJS Tennis only uses the best quality equipment including a top of the range Yonex ES5 Proyonex-es5-pro.jpeg stringing machine - one of the best stringing machines on the market.

CJS Tennis also supplies balls, strings, grips and other accessories to tennis clubs and coaches both in Northern Ireland and mainland Britain.

If you have any questions or would like to enquire about a product or brand which is not featured on this site please contact us.