Daniel J. Callahan

The Aveon Group LP operates as an investment management firm that focuses on acquiring and controlling interests in the general partners or managing members of a diversified group of hedge funds. The company was founded in 2009 and is headquartered in Marblehead, MA.

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.

Painewebber & Co., Inc. provides stock brokerage and asset management services. The private company is based in Los Angeles and has subsidiaries in the United States. The American company was founded by Brent D. Williams.