John Sweeney

Sirona Dental Systems, Inc. was developing, manufacturing and marketing dental equipment. Its products include CAD/CAM restoration systems, imaging systems, treatment centers, instruments, and cabinetry. The company was founded on October 1, 1997 and was headquartered in York, PA.

Leidos, Inc. provides scientific, engineering, systems integration and technical services and solutions. It offers solutions and services that leverage the power of data analytics, systems integration, and cyber security across national security, health, and engineering markets. The company was founded by John Robert Beyster in June 1969 and is headquartered in Reston, VA.

PricewaterhouseCoopers LLC provides assurance, tax and advisory services. Its services include audit and assurance, consulting, deals, human resources, legal, tax, and family business. The firm also offers accountability, risk management, structuring, mergers and acquisitions, and performance and process improvement. The company was founded in 1998 and is headquartered in Buffalo, NY.