Grand Sports Management LLC | 52 followers on LinkedIn. We own and operate some of the largest, longest running youth sports properties in America. With office locations and tournaments around the country Grand Sports Management operates 100+ grassroots tournaments and sports festivals annually, servicing 100,000+ youth, recreational and elite athletes, and their families. Our brands include Kick It 3v3 Soccer, Let It Fly, Rock the Box, and the world famous, Hoop It Up.