San Diego agency NYCA -- founded by CD Michael Mark earlier this year -- has announced the addition of three vice presidents. Julie Erich, formerly of TBWA/Chiat/Day/Los Angeles, has been named VP-director of client service; John Grimshaw, formerly of Wieden + Kennedy/Portland, has joined as VP-media director; and Patrick Emerick has been named VP-associate creative director. ... Former Pittard Sullivan CD Thomas Hallgren has joined Nostrum Advertising in Long Beach, Calif., as creative director. ... Director Bob Grigg, formerly represented by Industrial Light + Magic's commercials division, and executive producer Bill Curran have joined production company Strom Magallon, Sherman Oaks, Calif. ... Aladino V. Debert, formerly of Digital Art Media, has joined effects studio Radium/L.A. as CG supervisor. Inferno artist Scott Rader, formerly of Digital Domain, also joins the L.A. office. Meanwhile, computer artist Mary Beth Haggerty, formerly of ILM, and CG artist Erik Shepherd, formerly of Vision Art, have joined Radium's San Francisco office. ... DJ Jason Bentley, whose credits include hosting the radio show "Metropolis" on L.A.'s KCRW and serving as music supervisor on The Matrix has joined Venice music house Machine Head as a music supervisor. He is joined by producer Mark Burgoyne, who has served as music supervisor on various MTV projects.