Brenda L. Jackson

EF Johnson Technologies, Inc. develops and markets secure communications solutions. It offers portables, mobiles, ATLAS systems solutions and ATLAS systems products. The firm serves the first responders in the public safety and public service, federal government, state and military sectors. The company was founded by Edgar F. Johnson in 1923 and is headquartered in Irving, TX.

Oncor Electric Delivery Co. LLC engages in the provision of electricity transmission and distribution services. It provides transmission services to the electricity distribution companies, cooperatives, and municipalities. The company was founded in 2001 and is headquartered in Dallas, TX.

The Teacher Retirement System of Texas (TRS) is a state-owned pension fund manager headquartered in Austin, Texas. The firm was founded by the Texas Legislature in 1937 to provide service and disability retirement benefits to teachers and administrators of the public school systems of Texas, which include institutions of higher education. In 1949, legislation expanded membership eligibility to include all employees of public education institutions. In 1985, TRS was assigned responsibility to administer health insurance program for public school retirees. The firm invests funds under its stewardship and delivers benefits to members as authorized by the Texas Legislature.

Dallas Symphony Association, Inc. operates as a performing arts organization. It engages in performing distinctive classical programs, pops concerts and multi-media presentations. The company was founded in 1900 and is headquartered in Dallas, TX.