Director and former Wieden + Kennedy agency producer Henry Lu has signed with Moxie Pictures for commercials representation. ... Jenny Gadd, formerly a producer at Fallon in Minneapolis and New York, has joined Believe Media in New York as executive producer. ... Director and recent Art Center grad David Preizler -- whose spec reel earned him student awards from the AICP and the Clios -- has signed with Epoch Films. ... Music producer Josh Rabinowitz has been promoted to executive producer of music at Y&R/New York. ... Composer Doug Hall, former co-owner of Mess Hall Music, has announced the coming launch of Propeller, a new music house set to open in midtown Manhattan in January. Hall will be joined in the venture by former MTV producer Iris Schaffer. ... Jean Lane, formerly an assistant producer at Red Car Editorial, has joined New York edit house Lost Planet as a producer.