Marc McWhorter

Hilltop Securities, Inc. (dba HilltopSecurities) is a broker/dealer firm headquartered in Dallas, Texas. The firm was founded in 1946 as Southwest Securities, Inc. and they a subsidiary of Hilltop Securities Holdings LLC. Hilltop Securities provides a full array of trading and execution services for their clients.

Childrens Medical Center Foundation is a non-profit organization that partners with donors to support the team of physicians, scientists, and medical professionals at Children's Health. The organization is based in Dallas, TX and serves as the fundraising arm for Children's Health, the leading pediatric healthcare system in the area. The foundation raises and distributes funds to support Children's Medical Center, Children's Medical Center Plano, and other specialty centers, rehabilitation facilities, and research institutes.

Children's Health Services of Texas operates as a holding company that provides pediatric health care services. It offers strategic planning, marketing, and management support services. The company was founded in 1985 and is headquartered in Dallas, TX.

Children's Medical Center Foundation of Central Texas provides hospital services. The non-profit company is based in Austin, TX.