Mariana Kopelowicz has joined Conill in Miami as creative director. She was formerly a creative consultant for Conill in Argentina...Editor Antoine Mills, formerly a graphic artist with Terence Trent D'arby and editor of documentary Inner Voices, has joined Ohio Edit in New York. ... Cutting Vision in New York has hired editor Luis Lacau. He freelanced for five years for Match Frame in San Antonio and Red Car in Dallas and New York. ... Minneapolis-based production company Twist has opened an office in New York and expanded its roster with two new directors, Grady Cooper and Jonathan Bekemeier. Amyliz Pera has been named executive producer of the new office's commercial division, and Jared Yeater has been promoted to head of production. ... Charlie Hopper, a creative director at Indianapolis-based Young & Laramore, has been promoted to partner. ... BooneOakley in Charlotte has hired Brian Fink, formerly of Wray Ward Lasseter, as art director.