Richard J. Sabolik

Soporex, Inc. undertakes sleep studies and sleep disorder diagnosis. It also develops and supplies sleep disorder pharmaceuticals. The company was founded by Stephan D. Linehan and is headquartered in Dallas, TX.

Radiologix, Inc. used to provide diagnostic imaging services. It owned and operated multi-modality diagnostic imaging centers that used advanced imaging technologies such as positron emission tomography (PET), magnetic resonance imaging (MRI), computed tomography (CT) and nuclear medicine, as well as x-ray, general radiography, mammography, ultrasound and fluoroscopy. The company was founded by Derace L. Schaffer & Sami S. Abbasi in 1996 and is headquartered in Dallas, TX.

KPMG LLP engages in the provision of audit, tax, and advisory services. It serves the banking and capital markets, building, construction and real estate, consumer and retail, energy, natural resources and chemicals, financial services, government and public sector, healthcare and life sciences, industrial manufacturing, insurance, media and entertainment, private equity, technology, telecommunications, and venture capital industries. The company was founded in 1987 and is headquartered in New York, NY.

Concentra Operating Corp. was a health care company, which focused on improving America’s health, one patient at a time. It offered specialized therapy treatment and an early intervention approach that focused on returning employees to life, work, and normal functioning. The company was founded in 1979 and was headquartered in Austin, TX.