Karen D. Thornton

FTS International, Inc. engages in the provision of oil and natural gas well completion services. Its services include pressure pumping, wire line and perforating, reservoir optimization, and equipment manufacturing. The company was founded in 2002 and is headquartered in Fort Worth, TX.

Envision Healthcare Corp. provides physician-led, outsourced medical services. It provides a broad range of coordinated, clinically-based care solutions across the continuum of care, from medical transportation to hospital encounters to comprehensive population health services. The firm solutions include healthcare system payers, community and government leaders, clinicians, improving patient experiences, improving clinical outcomes, reducing cost of care, improving provider experiences, and population health. The company was founded on November 1, 2005 and is headquartered in Greenwood Village, CO.