Mary Ellen Thielen

Calamos Convertible & High Income Fund operates as a closed-end investment fund. It seeks total return through capital appreciation and current income by investing in a diversified portfolio of convertible securities and high yield corporate bonds. The company was founded on March 12, 2003 and is headquartered in Naperville, IL.

National Investor Relations Institute operates as an association of corporate officers and investor relations consultants responsible for communication among corporate management, shareholders, securities analysts and other financial community constituents. The company was founded by DeWitt C. Morrill in 1969 and is headquartered in Alexandria, VA.