The North Texas Renewable Energy Group (NTREG) is non-profit 501(c)(3), all volunteer organization. It is the North Texas Chapter of the Texas Solar Energy Society.

NTREG was established in 2001 with the primary goal of educating North Texans about the power of renewable energy and hosts the annual DFW Solar Tour each fall. Its mission is to further the development of renewable energy, sciences and technologies with concern for the ecological, social and economic fabric of our community and state.