Hallet Oak Foundation is a 501 (c) (3) non-profit organization operating Hallet Oak Gallery, an art, performing, and learning center with knowledge based S.T.E.A.M resources. Mission Hallet Oak Foundation Incorporated Our mission is to provide a vibrant center in downtown Hallettsville for people to explore and enjoy an art, performance, and learning center. As a non-profit foundation, we’re divided into two parts: the Hallet Oak Gallery and Friends of Hallettsville Downtown Revitalization. Vision: To offer the people of Hallettsville and surrounding Lavaca County a lively new home to experience, explore, and enjoy cultural arts. The long-term results of this effort will be to deepen the community's appreciation for art and culture.