KW Lightning Girls Basketball Association is a non-profit organization that was formed in 1993 to develop basketball skills for girls in the Kitchener-Waterloo area. KW Lightning fields competitive rep travel teams for girls at all age levels and co-sponsors a non-competitive house league program.

KW Lightning is a member club of Ontario Basketball, the governing body for basketball in Ontario, and a frequent host of the provincial Ontario Cup tournaments at the end of each season