Peter Moss joined Ogilvy New York as a group creative director after spending the last 13 years working for Ogilvy in Asia; first in Hong Kong, then in Singapore. ... Saatchi & Saatchi Sydney executive creative director David "Nobby" Nobay is leaving the shop. ... Arnold and No. 11 announced a joint venture called ArnoldEleven, focusing on fashion, beauty and luxury industries. ... Transistor Studios added former Sao Paulo-based creative Mario de Toledo-Sader as East Coast creative director. ... Santa Monica boutique production company superstudio signed director / photographer Dewey Nicks. ... Motion graphics studio AvatarLabs appointed James Safechuck as Flash developer. ... Kelly Flint of Strike! signed with Kaboom productions for exclusive East Coast representation. ... Washington Square Films added comedy director Tom Schiller to its roster. ... Global independent branding agency Walton | Isaacson added Ayiko Broyard, a senior level marketing executive and Paul Brown, a 17-year marketing and advertising veteran, as senior creatives at its Beverly Hills office. ... Former Charlex senior designer Jeff Stevens left to join Minneapolis-based post house Splice Here as creative director.