- Western Riding Club České republiky, z.s.
- W&H Fighters, z.s.
- Wallachia z.s.
- World Press Photo, z.s.
- WAIDI z.s.
- Web Design Museum, z.s.
- Westernový klub, Větřní
- WALLACHIAN o. s.
- WENDRYŇSKÁ LITERÁRNĚ-ESTETICKÁ SPOLEČNOST v likvidaci
- Western parade Volyně
- White Bears Hokej v likvidaci
- Workout Hodonín z.s.
- WAKE CB, z.s.
- Wittiq spolek
- Warriors Nový Jičín, z. s.
- Wilderness Safety Society z.s.
- Wheel klub z.s.
- Win 4 You, z.s., v likvidaci
- WIFIFAMILYNET z.s.
- W-K Expert CZ, z.s.
- W & I SPORT CLUB o.s.
- Watchdog, z. s.
- Watermans, z.s.
- WC MUŇÁRI TEAM
- Wildlife Odyssey, o. s.
- Waldorfská základní škola Ratolest z.s.
- Waldorfské sdružení Ostrava, z.s.
- We Are Holis z. s.
- World Smart Biotic Pump Platform, z. s.
- W-forte z.s.
- WomenNet z. s.
- www.vila-vysehrad.com z.s.
- WAKE TEAM ACADEMY z.s.
- W-iniciativa
- W.I.L.D. of Prague, z.s.
- Winnerś squash club Praha
- Worldlive, o.s.
- Western Horseman Association
- WGA z.s.
- World Budo Karate Association, z.s.
- WATER POLO CLUB TACHOV
- WEST BOHEMIAN SKI TRAINING ACADEMY, z.s.
- WING 49 CZ, z. s.
- WICARA, z.s.
- WESTMOTO RACING TEAM
- WPE 2007, z. s.
- We Build Sport z.s.
- Winternitzova vila, z.s.
- World professional kick boxing league Česká Republika
- Watsu Czech CZ z.s.