John A. Cuellar is Chairman of the Board and President of Las Tres C's, Inc. in Dallas. Previously, he was Senior Vice President and General Counsel of El Chico Restaurants, Inc. His civic activities include Chair of the Healthy Americas Foundation, Chair of the Texas Department of Aging and Disability Services Council, and Board President of the Friends of the Latino Cultural Center.  He also serves as board member of the Concilio, YMCA of Metropolitan Dallas, North Texas Food Bank, Sammons Center for the Arts, The Senior Source, Dallas Heritage Village, Dallas Arboretum and Botanical Garden, and the Friends of Fair Park. He is an advisory board member of the Presbyterian Communities and Services Foundation and Transformance, Inc. Mr. Cuellar has a B.B.A. from the University of Notre Dame, a J.D. from Southern Methodist University, and an M.B.A. from Harvard Business School.

Susan DeLee Cuellar is a second generation native Dallasite and graduate of DISD (Hillcrest 1965). She is also a graduate and Senior Trustee of Austin College. In addition to being a teacher, tutor, wife and mother, she has been a docent for 40 years at the Dallas Museum of Art and volunteer for the Presbyterian Church, U.S.A. (local and national), KERA, Children's Medical Center Foundation, The Legal Ethics Center of Texas, Hillcrest High School Alumni Association and many other organizations. She and her husband, John, have two daughters, Catherine (married to Paul Williams) and Laura (married to Mark Haney), and two grandchildren.