- WCO z.s.
- World Diplomatic Chamber v likvidaci
- Warriors - martial arts gym z. s.
- WIZARDS Krupka, o. s.
- Wanderclub Jihlava
- Wellness 2000, z.s.
- WALNUT Institut, z.s.
- W klub Toulaví jezdci, z.s.
- Wild Cheerleaders
- Wallachia z.s.
- Wartburg klub v Hradci Králové v likvidaci
- WCA 2020 Prague z.s., v likvidaci
- Waldorf pro Znojemsko, z.s.
- Water Sector, z.s.
- Webdialog, z.s.
- WW8 expedition group o.s.
- WHITE SOX - BASEBALL
- WANTED RC
- West Point Club z.s.
- Waldorfská pedagogika, z.s.
- WEST JAM CB
- WKS Praha, spolek
- Water Polo Sparta Praha, z.s.
- World Smart Biotic Pump Platform, z. s.
- Winter-Cup, z.s.
- Westernová jízda Štěkeň z. s.
- Wake point Holoubkov z.s.
- Wellness Ďáblice, spolek
- Westmusic, z.s.
- Western club Black & Brown z.s.
- Workout Hodonín z.s.
- Warování z.s.
- World of Chronicles o. s.
- WI-FI CBS ODRY z.s.
- Wild Horde z.s.
- Waldorfská iniciativa Šumperk
- Wakeboarding Jablonec, o.s.
- WORKCAMP PARQUET, z.s.
- WHC FOXES Vyškov, z.s.
- World Castles Ambassadors z.s.
- Wheelsport club Brandýs n. L. z.s.
- Web Design Museum, z.s.
- Waldorfská aktivita, z.s.
- West Best spolek
- WAU Production, z.s.
- Western parade Volyně
- WomenNet z. s.
- WESTERN STYLE CLUB Nový Bor
- World Shotokan Institut ČR, o.s.
- Winternitzova vila, z.s.