- WCS Prague, z. s.
- World Press Photo, z.s.
- Western Riding Club České republiky, z.s.
- West Tennis Praha z.s.
- WBOXING, o.s.
- War Sports Team Slavičín z. s.
- WifiTurnovNet z.s.
- Waldorfská základní škola Ratolest z.s.
- Westpark
- WIRACOM
- Water Sector, z.s.
- WELLNESS CLUB INTERNATIONAL
- Western Horseman Association
- WITCH HAMMER z.s.
- Western parade Volyně
- We Love To Help ! z.s.
- Western-klub.cz z.s.
- W-lan Jeviczko
- Wildhorse z.s.
- WIZARDS Krupka, o. s.
- Wheelsport club Brandýs n. L. z.s.
- WUAP.CZ, z.s.
- Workout Boxing Ring Gym z.s.
- Wolf - Spirit z.s.
- Waldorfské sdružení Ostrava, z.s.
- WCA 2020 Prague z.s., v likvidaci
- World Hunter Field Target Organisation z.s.
- Workout Brno z.s.
- Wattlink Alfa z.s.
- Wheel klub z.s.
- W-K Expert CZ, z.s.
- WITHANIA, z.s.
- W alternativa, z.s.
- Windsurfing Club Praha, v likvidaci
- WASTen, z.s.
- WB RACING TEAM, z.s.
- Wallachia Art z.s.
- Wild Five, z.s.
- Wittinghausen z.s.
- World Elite Shooting Association, z.s.
- Wellness Ďáblice, spolek
- WILDAFRICA
- WAKEREN - MLUVTE v likvidaci
- Wine for Help z.s.
- Walzer, v likvidaci
- Wolves boxing club z.s.
- World Mission Society Church of God, z. s.
- WUCGOLF 2012, v likvidaci
- WSC Břeclav
- WARIOT IDEAL z.s.