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- Windsurfing Nechranice z.s.
- Waldorfská Aktivita Trutnov, z.s.
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- Wilson tenis centrum z.s.
- WARIOT IDEAL z.s.
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- W collegium z.s.
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- Waterboys team
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- World Reunification, z. s.
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- Wallato, o. s.
- WAN 2012 v likvidaci
- WANGARI, z.s.
- WBC
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- WILD WEST COMPANY z.s.
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- W-K Expert CZ, z.s.
- WAYPOINT MH, z.s.
- Wilderness Safety Society z.s.
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- Western Sports Association, z.s.
- WKF CZECH REPUBLIC z.s.
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- WATOTO z.s. v likvidaci
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- Wampum, z.s.
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- Watsu Czech CZ z.s.
- WW club Prague v likvidace
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- W 135
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- Woodmaid, z.s.
- World Experience - Czechia v likvidaci
- Wallachian Scooter rider, z.s.
- Wings - for us, o. s. v likvidaci
- WIRELESSINFO, z.s.