- Western Sports Association, z.s.
- Worldlive, o.s.
- World MMA Federation z.s.
- WAKE CB, z.s.
- West Bromwich Hracholusky, z.s.
- WARRIORS v likvidaci
- Wrak Gang
- Wenchang Wang, z.s.
- WST club Příbram v likvidaci
- Woskovky, z. s.
- Wilfried Second
- We Build Sport z.s.
- Wolves Chomutov, z.s.
- WITHANIA, z.s.
- WESTERN HILL VALLEY CITY z.s.
- Warp Gaming z. s.
- WALTTER MOTORSPORT ROKYCANY
- Waldorf pro Znojemsko, z.s.
- World Banya Association z. s.
- Wild paddlers z.s.
- West Ham Lobzy Plzeň
- W&ART z.s.
- World Adventure and Expedition Club v likvidaci
- Winter Hockey Days z.s.
- WOV surf, z.s.
- Winternitzova vila, z.s.
- White Water Family, z.s.
- WT - PRO Racing, z.s.
- Wendy Basket Ostrava
- WKF CZECH REPUBLIC z.s.
- W klub Toulaví jezdci, z.s.
- WAIDI z.s.
- W.P.E.P.-Evropští patrioti, o.s.v likvidaci
- Weyus help z.s.
- Western Motorbike, z.s.
- WALNUT Institut, z.s.
- West Region Karlovy Vary
- Warspear, z.s.
- WAOCOM
- World Hockey Games, z.s.
- WCO z.s.
- West Coast Swing CZ, z.s.
- WUAP.CZ, z.s.
- WRESTLING CLUB Třebíč o.s.
- Wakan z. s.
- WILD WEST COMPANY z.s.
- Workout Hodonín z.s.
- WifiTurnovNet z.s.
- Way of art z.s.
- WoodSlack spolek