The upper level maintains smaller meeting rooms and office space as well as the "Stockman's Club".

Although the Astrohall (renamed Reliant Hall temporarily) was demolished in May 2002 to make way for a parking lot when NRG Stadium was being completed.

On July 16, 2007, the arena played host to the first indoor stop on the 2007 Vans Warped Tour.

On July 13, 2008, the arena hosted Total Nonstop Action Wrestling's Victory Road event.

[3] Reliant Arena became the home of the Women's National Basketball Association's Houston Comets for what proved to be their final season, 2008.