Dolph Warburton

Nephron Research LLC provides investment research. The private company is based in New York, NY.

Jefferies LLC is a global investment bank and institutional securities firm headquartered in New York City. The firm was founded in 1962 and is a subsidiary of Jefferies Group LLC, ultimately held by Jefferies Financial Group, Inc. (NYSE: JEF). Jefferies provides corporate clients with research and execution services in equity, fixed income, and foreign exchange markets, as well as a full range of investment banking services such as underwriting, mergers and acquisitions, restructuring and recapitalization, and other advisory services, with all businesses operating in the Americas, Europe and Asia.

Harris Williams & Co. provides investment advisory services. It offers investment banking, sell-side mergers and acquisitions, capital raising, fairness opinion, and restructuring advisory services. The company was founded by H. Hiter Harris III and Christopher H. Williams in 1991 and is headquartered in Richmond, VA.

Amentra, Inc. provides business and information technology consulting services which include retail, insurance, healthcare, pharmaceutical, telecommunications, finance and government. The company was founded by Matthew Ernst in 2000 and is headquartered in Richmond, VA.

Booz Allen Hamilton, Inc. engages in the provision of management and technology consulting services. Its services include consulting, analytics, digital solutions, engineering, cyber security, and product. The company was founded by Edwin G. Booz in 1914 and is headquartered in McLean, VA.