- Weverklan, z.s.
- Wheels of Wild z. s.
- Weim Help, z.s.
- WG, z.s.
- WB RACING TEAM, z.s.
- Wanddy z. s.
- W United Universal
- Wannado, z.s.
- W. W. Würfel International Society, z. s.
- WICARA, z.s.
- We Can, z. s.
- WENDRYŇSKÁ LITERÁRNĚ-ESTETICKÁ SPOLEČNOST v likvidaci
- WUDANG KUNG FU ASSOCIATION, o.s.
- Wild Horde z.s.
- WATOTO z.s. v likvidaci
- World Adventure and Expedition Club v likvidaci
- Winery Ranch VÍNO HRUŠKA z.s. v likvidaci
- WOV surf, z.s.
- Water RESCUE Liberec z.s.
- Wireframe, z.s.
- Wake Vary, z.s.
- Windsurfing Club Praha, v likvidaci
- WALKERS v likvidaci
- W alternativa, z.s.
- Windows User Group - Czech Republic
- Waldorfská Aktivita Trutnov, z.s.
- Wattlink Alfa z.s.
- Wagner club, v likvidaci
- WČK v likvidaci
- WEST BOHEMIAN SKI TRAINING ACADEMY, z.s.
- Wakeboardingový sportovní klub Brno, z.s.
- World Hockey Games, z.s.
- WAN 2012 v likvidaci
- WR 21 z.s.
- WW Sport Kladno, v likvidaci
- World of Chronicles o. s.
- Wheels & Guns, z.s.
- Wietew z.s.
- World team of dream HC Loučky
- Wheel klub z.s.
- Weightlifting club 2020 z. s.
- World of Tomorrow, z.s.
- Wakeboarding Jablonec, o.s.
- Wellness Ďáblice, spolek
- W collegium z.s.
- Warování z.s.
- Western Association v likvidaci
- WIRACOM
- WAL,z.s.
- Windsurfing Club Velké Dářko z.s.