NEW YORK–Dennis Keehn has been named to handle the advertising, marketing and website for 230 Fifth Ave.

Keehn’s appointment marks a return to 230 Fifth Ave., also known as the New York Market Center. From 1991 to 2008, he created advertisements for the showroom building.

Keehn’s career has included 35 years of experience in marketing and advertising. His clients have included Bloomingdale’s, Timex, the 225 Fifth Ave. Gift Building, Colgate-Palmolive, the 200 Lexington Ave. Design Center, Kurt Adler and Signooria.