DKC/O&M President Rick Miramontez officially announced that Aaron Meier has joined the staff of the New York PR firm. Aaron, a 16-year veteran of theatrical publicity, takes his senior position immediately.  He will be representing such current and upcoming productions as Hello, Dolly!, 1984, Carousel, Three Tall Women and The Iceman Cometh, among others. Aaron joins O&M after beginning his career in 2001 at Boneau/Bryan-Brown and rising to Vice President of Account Services. While there, he represented over 140 productions. Other new hires at O&M include Matthew Troillett, Marie Bshara, Samantha Wolfin and Haley DeLuca. Press contact: DKC/O&M (212/695-7400)...