Venice-based edit house Spot Welders has announced plans to open a New York office in February 2005. Longtime Mad River Post editor Dick Gordon will head the office and serve as lead editor. . ...Twist Audio, which will function as a satellite office of audio house Sound Lounge, has launched in the former location of Laredo Audio Post in New York. The shop will be manned by mixers Glenn Laredo, Peter Buccellato and Mark Schultz, all formerly of Laredo. ... Editors Bruce Ashkinos, Robin Burchhill and Jim Rubino-all formerly of New York's Slingshot-and Peter Mostert, formerly of Mad.House, have joined together to launch New York edit house Chemistry. ... Fashion and beauty shooter Rebecca Blake has partnered with Chicago-based The Story Companies to launch New York-based satellite Rebecca Blake Films, A Story Company. ... In Miami, editors Jeff Sternberger and Michael Coe (co-founders of JefCo Editorial) have teamed up with Outpost Audio's Steve Johnston to launch a new post house dubbed 2150. ... Sharon Lew, formerly of Lew & Company, is closing her independent repping firm and joining the staff of Crossroads Films as head of sales for the company and its affiliates-X-Ray Productions and Velocity@Crossroads. Similarly, O'Brien Company reps Helen O'Brien and Janice Harryman, who have been repping Crossroads in the Midwest since 1993, have signed on to represent Crossroads exclusively.