Sara Ortwein

Memorial Hermann Health System operates as a non-profit organization that provides healthcare services. It specializes in back pain and spine care, cancer, children's health, digestive health, emergency services, heart and vascular care, neurosurgery, neurology, stroke, orthopedics, sports medicine, rehabilitation and physical therapy, sleep medicine, transplant center, weight loss, and women?s health and maternity. Its services include alcohol and drug rehabilitation, diabetes education, home care, hospice, and medical equipment. The organization was founded 1907 and is headquartered in Houston, TX.

ExxonMobil Development Co. engages in the planning and execution of oil and gas development projects. It provides exploration and development drilling services. The company is headquartered in Houston, TX.

XTO Energy Inc. operates as a domestic energy producer engaged in the acquisition, development, and discovery of oil and natural gas properties in the United States. It specializes in the development of tight gas, shale gas, coal bed methane, and unconventional oil resources. The company was founded by Steve Palko, Bob Simpson and Jon Brumley in 1986 and is headquartered in Spring, TX.

Part of Exxon Mobil Corp., Exxonmobil Upstream Research Co. engages in exploration of oil and gas. The company is based in Houston, TX.

Houston Zoo, Inc. engages in the operation and management of zoo. The firm operates as a conservation, education, and recreation organization dedicated to the reproduction, protection, and exhibition of animals in their habitats. It participates in programs that oversee the breeding of endangered animal species. The company was founded in 1922 and is headquartered in Houston, TX.

The Houston Area Women's Center provides individual and family social services. It offers sexual assault services, counseling services, children court services, and violence prevention and community services. The company was founded in 1977 and is headquartered in Houston, TX.