- Wampum, z.s.
- WCO z.s.
- WAYPOINT MH, z.s.
- Wakitaka, z.s.
- Wild Water Canoe Club FROL, z.s.
- Word of Life ČR, z.s.
- Watsu Czech CZ z.s.
- World Football Games, z.s.
- WildHouse, z.s.
- Wlanet z.s.
- Wolves Chomutov, z.s.
- Well You sportovní klub z.s.
- WOLF GEO GROUP v likvidaci
- Wolverines o. s.
- Wellness Ďáblice, spolek
- We help talents, z. s.
- WELCOME ON BOARD, z. s.
- Western Arts Club z.s.
- WIND o.s.
- Wildlife Odyssey, o. s.
- World Author Association o.s.
- W-iniciativa Boskovice,z.s.
- WST club Příbram v likvidaci
- Weyus help z.s.
- World Diplomatic Chamber v likvidaci
- WORKCAMP PARQUET, z.s.
- W alternativa, z.s.
- Waldorfská iniciativa, z. s.
- Wakantopa - w kruhu, z.s.
- Willow racing team
- WUDANG KUNG FU ASSOCIATION, o.s.
- Waldorfská aktivita, z.s.
- Wrak Gang
- WISE/NIRS Brno
- Wonder women racing team z.s.
- WAVE CLUB DUBÍ
- Wakeboardingový sportovní klub Brno, z.s.
- WERKADD TEAM z.s.
- Whitewaterkempy, z.s.
- WATER SPORTS CLUB, z.s.
- Western Motorbike, z.s.
- WARIOT IDEAL z.s.
- Wannado, z.s.
- Wolfs Domažlice, z.s.
- Windsurfing Nechranice z.s.
- Woman pro sport, v likvidaci
- Wietew z.s.
- Western Association v likvidaci
- Win z.s.
- W klub Toulaví jezdci, z.s.