Koza World of Sports
Istanbul, Turkey
What's new at Koza World of Sports
2 of today's pros grew up on these courts.
- Dayana Yastremska #103 WTA
- Yanki Erel #284 ATP
A very large sports complex in Esenyurt, on the western edge of Istanbul, whose International Tennis Academy ran a five-step junior pathway, a pro programme, on-site rooms and an 8,500-seat show court that hosted the ATP Istanbul Open. Its website is now a parked page and its Instagram is gone.
23 indoor hard, 14 outdoor hard, 11 outdoor clay, 2 outdoor grass + 8,500-seat stadium
Programmes and prices
What they sell and what it costs, as published on Oct 14, 2026.
- Weekend School: kids and juniors 4 to 17, beginners. Price on request
- Bronze Group: kids and juniors, second step, 2 days a week. Price on request
- Silver Group: kids and juniors, intermediate, 3 days a week. Price on request
- Gold Group: juniors getting ready for tournaments, 5 days a week. Price on request
- Platinum Group: juniors, by invitation only, 6 days a week. Price on request
- International Tennis Academy (pro programme): full-time, professional and pre-professional players. Price on request
- Summer sports camp (Sports Camp): kids 4 to 12, multi-sport day camp. Price on request
The facts
- Indoor hard courts: 23 (plus 14 outdoor hard, 11 clay and 2 grass courts)
- Stadium seats: 8,500 (the show court that hosted the ATP Istanbul Open)
- Beds on site: 130 (in the Koza House next to the courts)
- Academy started: 2008 (as Club Istanbul International Tennis Academy; moved to this site in 2014)
- On court a week: 10 h (in the top junior group (Platinum), plus 2.5 h fitness)
- Fitness area: 4,000 m² (plus spa and indoor pool)
- Boarding: Rooms on site in 2019
- School on site: Partner school in 2019
- From age: 4 (2019 site)
- Adults: Only announced, never listed
- Visits: Not stated
- Campus: One campus in Esenyurt, Istanbul
- How to get in: Platinum group by invitation; pro programme subject to the coaches' approval (old site)
- Languages: Coaching in English (2015–16 site); school in Turkish
- School: Partner Okyanus College: classes between training sessions, in Turkish; online US high school for college-bound players (2019 site)
Coaches
- Gavin Hopper, Director of pro training
- Goran Marijan, Pro tennis team
- İlhan Mutlu, Pro tennis team
- Srdjan Spaic, Pro tennis team
- Eylül Benli, Pro tennis team
- Yasemin Özsoy, Pro tennis team
- Mustafa Akgün, Junior development team
- Ivona Horvat, Led the weekend school
Tournaments they host
- ATP Istanbul Open. Men's tour event on their show court, 2015 to 2017 on their story page
- WTA Istanbul Cup. Women's tour event at Koza WOS from 2014, 10th edition in 2017
- ITF women's $15,000 events. Their first two ITF women's events, April 2017
Where it is
Esenyurt, Istanbul.
Also in Turkey
- ENKA Spor Kulübü 13 km, Istanbul. 9 pros raised, best Zeynep Sonmez #63 WTA
- Gebze Tennis Club 45 km, Gebze. 1 pro raised, best Togan Tokac #1509 ATP
- Adana Tenis Dağcılık Kulübü 703 km, Adana. 1 pro raised, best Cagla Buyukakcay #394 WTA
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