Mercanti was born in
Philadelphia. There, he attended the
Pennsylvania Academy of Fine Arts, the
Philadelphia College of Art and the
Fleisher Art Memorial School. He also served in the
Pennsylvania Army National Guard for six years. In 1974, Mercanti joined the
United States Mint as a sculptor-engraver after working as an illustrator. On May 19, 2006, he was appointed Chief Engraver of the U.S. Mint (also known as Supervisor of Design and Master Tooling Development Specialist). The position had been officially vacant for 15 years following the retirement of
Elizabeth Jones, the Mint's eleventh Chief Engraver, in 1991. In June 2011, Mercanti became a paid
spokesperson for
Goldline International and appeared in a
television commercial for the company. In August 2025, Mercanti entered into an exclusive partnership with GOVMINT, a numismatic retailer, making his complete personal archive of drawings, plasters and casts, spanning over 50 years, available to collectors for the first time. In 2021, Mercanti was named one of
Coin World's Most Influential People in Numismatics (1960-2020). ==Work==