Michael O'Halleran

Aon Plc is engaged in the provision of a range of risk, retirement, and health solutions. It operates through Aon United segment. The Aon United segment gives advice and solutions to clients focused on risk, retirement, and health through five principal products and service revenue lines: Commercial Risk Solutions, Reinsurance Solutions, Retirement Solutions, Health Solutions, and Data and Analytic Services. The Commercial Risk Solutions includes retail brokerage, cyber solutions, global risk consulting, and captives. The Reinsurance Solutions comprises treaty and facultative reinsurance brokerage and capital markets. The Retirement Solutions consists core retirement, investment consulting, and talent, rewards and performance. The Health Solutions involves in heath and benefits brokerage and healthcare exchanges. The Data and Analytic Services composes of Affinity, Aon InPoint, and ReView. The company was founded in 1979 and is headquartered in London, the United Kingdom.

Part of Cardinal Health, Inc., Allegiance Corp. distributes pharmaceuticals and medical supplies. The private company is based in Dublin, OH. Allegiance was acquired by Cardinal Health, Inc. on February 03, 1999 for $5,600.38 million.

NuVasive, Inc. engages in the development, manufacture, sale, and provision of procedural solutions for spine surgery. It offers a comprehensive portfolio of procedurally integrated spine surgery solutions, including surgical access instruments, spinal implants, fixation systems, biologics, and enabling technologies, as well as systems and services for intraoperative neuromonitoring. The company was founded by Alexis V. Lukianov on July 21, 1997 and is headquartered in San Diego, CA.

General Reinsurance Corp. is engaged in the provision of life and non-life reinsurance solutions. Its solution areas encompass aviation, life and health, treaty, and facultative insurance solutions. The firm also offers risk assessment, management, and business consulting services. The company was founded on February 28, 1973 and is headquartered in Stamford, CT.

CareFusion Corp. engages in the manufactures of medical equipment and device. The company was founded on February 4, 2009 and is headquartered in San Diego, CA.

Employers Insurance Company of Wausau provides property and casualty insurance services. Its products include commercial auto, general liability, workers compensation, and property insurance. The company's services include loss prevention, and claims management services. It was founded in 1911 and is headquartered in Wausau, WI.

World Business Chicago provides economic data and statistical assistance services. The company was founded in 1999 and is headquartered in Chicago, IL.