Laurence Simmons

Zions Bancorporation engages in the provision of banking and related services and offers commercial, retail banking and mortgage lending products & services. Its products involves personal banking services to individuals, including home mortgages, bankcard, other installment loans, home equity lines of credit, checking accounts, savings accounts, certificates of deposit of various types and maturities, trust services, safe deposit facilities, direct deposit, and Internet & mobile banking. The company was founded in April 1955 and is headquartered in Salt Lake City, UT.

Varco International, Inc. was a provider of engineered drilling and well servicing equipment, products and services to the world's oil and gas industry. With operations in over 40 countries across six continents, the Company was manufacture and supplies drilling systems and rig instrumentation; performs inspection and internal coating of oilfield tubulars; provides drill cuttings separation and manufactures coiled tubing, wireline and pressure control equipment for land and offshore drilling and well stimulation operations. Varco was also manufactures coiled tubing, provides in-service pipeline inspections, manufactures high-pressure fiberglass and composite tubing and sells and rents advanced in-line inspection equipment to makers of oil country tubular goods. The Company operates in four groups: Drilling Equipment, Tubular Services, Drilling Services and Coiled Tubing and Wireline Products. Varco International is located in Houston, TX.

ExpressJet Holdings, Inc. operates an airline. The company was founded on February 4, 1997 and is headquartered in Dallas, TX.

SCF Partners LLC (SCF Partners) is a private equity subsidiary of SCF Partners, Inc. founded in 1989 by L.E. Simmons. The firm is headquartered in Houston, Texas.

Founded in 1974, Simmons & Company International is an independent investment bank headquartered in Houston, Texas. The firm is a subsidiary of Piper Jaffray & Co. and their ultimate parent is Piper Jaffray Cos. (NYSE: PJC). Simmons & Co. specializes in the entire spectrum of the energy sector. They also provide services related to M&As and divestitures, public offerings, institutional research and sales and trading.

Continental Airlines, Inc. is an air carrier engaged in the business of transporting passengers, cargo and mail. The company operates in two business segments: mainline and regional. Continental Airlines was founded on July 15, 1934 and is headquartered in Houston, TX.

Texas Children's Hospital provides health care services. Its offers include audiology , dental, dermatology, critical care, nephrology, electrodiagnosis, heart transplant, and kidney transplant. The company was founded in 1950 and is headquartered in Houston, TX.