Jeffrey A. Chaffkin

Aetna, Inc. engages in the provision of traditional, voluntary, and consumer-directed health insurance products and related services. It offers benefits, products and services to individuals, employers, healthcare professionals, and producers. The company was founded by Eliphalet Adams Bulkeley in 1853 and is headquartered in Hartford, CT.

Founded by Jerrold Fine in 2003, Charter Oak Partners Management LP is a family office located in Westport, Connecticut.

UBS Securities LLC is an investment bank and registered broker/dealer headquartered in New York City. The firm was founded in 1998 as UBS Warburg LLC. They are a subsidiary of UBS Americas Holding LLC, ultimately held by UBS Group AG (SWX: UBSG, NYSE: UBS) in Switzerland. UBS Securities is a primary dealer in US Government securities and provides a full range of investment banking services which includes corporate finance, mergers and acquisitions, capital markets, trading and sales, fixed-income, equity research, private banking, underwriting and prime brokerage operations. The firm also provides advisory services and access to capital markets for corporate, institutional, intermediary and alternative asset management clients.

Health Alliance Plan of Michigan provides health insurance products and related services. It offers insurance, health coverage, wellness and preventive services, disease management, medicare and weight management. The company provides insurance products and plans for individuals, families, employees, and companies. The company was founded in 1956 and is headquartered in Detroit, MI.

Glenridge Health Care Solutions LLC engages in the provision of consulting and data management services to the healthcare industry. It offers network development, maintain compliance, and network optimization. The company is headquartered in Columbia, MD.