Joyce B. Riegel

DNP Select Income Fund, Inc. is a closed-end investment fund. Its investment objectives are current income, long-term growth of income and capital appreciation by investing primarily in a portfolio of equity and fixed income securities of companies in the public utilities industry. the company was founded on January 21, 1986 and is headquartered in Chicago, IL.

Duff & Phelps Investment Management Co. (Duff & Phelps) is a SEC-registered investment advisor headquartered in Chicago, Illinois. The firm was established in 1979, evolving from the Duff & Phelps investment research firm founded in 1932. They are a wholly-owned subsidiary of Virtus Partners, Inc., which is wholly-owned by Virtus Investment Partners, Inc. (NASDAQ: VRTS). Duff & Phelps provides investment advisory services to institutional clients, mutual funds, closed-end funds, and other pooled investment vehicles as well as to retail clients. Duff & Phelps is a signatory to the United Nations Principles for Responsible Investment (UN PRI).

Formed in 1932 by Sydney Stein, Jr. and Frederick Roe, Stein Roe Investment Counsel LLC provides independent investment counsel to wealthy families, individuals and institutions. The firm is based in Chicago.

DTF Tax-Free Income 2028 Term Fund Inc. is a diversified, closed-ended management investment company, which engages in income exemption from regular federal income tax consistent with the preservation of capital. The company was founded on September 24, 1991 and is headquartered in Chicago, IL.

Duff & Phelps Utility & Corporate Bond Trust, Inc. is a closed-end investment fund or trust, which engages in investing in diversified portfolio of income securities. The company was founded on November 23, 1992 and is headquartered in Chicago, IL.

Duff & Phelps Gbl Utility & Midstream Energy Income Fund is closed-end management investment company. The fund objective is to provide a current income, with an emphasis on providing tax-advantaged dividend income and capital appreciation by investing majority of its assets in dividend-paying equity securities of domestic and foreign companies in the electric, gas and telecommunications sectors of the utility industry and the midstream sector of the energy industry. Duff & Phelps Gbl Utility & Midstream Energy Income Fund was founded on March 15, 2011 and is headquartered in Chicago, IL.

Duff & Phelps Utility & Infrastructure Fund, Inc. is a non-diversified, closed-end investment company. It's investment objective is to seek total return resulting primarily from a high level of current income, with an emphasis on providing tax-advantaged dividend income, and growth in current income, and secondarily from capital appreciation. It invests in electric, gas, waster, telecommunications, and midstream energy industries. The company was founded on March 15, 2011 and is headquartered in Chicago, IL.