David M. Dowden

MacKay Shields LLC is a registered investment advisor headquartered in New York City. The original predecessor to the firm, MacKay-Shields Economics, was founded in 1938 as an economic consulting firm and it became MacKay Shields Financial Corp. (MSFC) in 1969. In 1984, MSFC was purchased by New York Life Insurance Co. (NYLIC). NYLIC established New York Life Investment Management Holdings LLC (NYLIM Holdings) in 1999 and transferred ownership of MSFC to NYLIM Holdings. In 1999, MSFC was converted to MacKay Shields LLC. The ownership, control and management of MacKay Shields did not change as a result of this conversion. The firm is wholly owned by NYLIM Holdings, which is wholly-owned by NYLIC. MacKay Shields provides discretionary investment management services primarily to institutional clients. The firm is a signatory of the United Nation Principles for Responsible Investment (UNPRI).

Financial Guaranty Insurance Co. engages in the provision of insurance solutions. It offers financial guaranty, mortgage insurance, and mortgage services for credit enhancement on public finance and structured finance securities. The company was founded by Roger K. Taylor in 1983 and is headquartered in New York, NY.

AllianceBernstein LP (AB) is a SEC-registered investment advisor and mutual fund manager headquartered in Nashville, Tennessee. Founded in 2000, the firm is owned by Equitable Financial Life Insurance Co., ultimately held by Equitable Holdings, Inc. (NYSE: EQH). AB provides investment advice to investment companies, pension and profit-sharing plans, banks and thrift institutions, trusts, estates, government agencies, charitable organizations, individuals, corporations and other business entities.

Founded in 1958, Merrill Lynch Piece Fenner & Smith, Inc. is an SEC registered broker/dealer located in New York City. The firm is a subsidiary of BAC North America Holding Co. and their ultimate parent is Bank of America Corp. (NYSE BAC).