Richard A. Lindemuth was appointed president and chief executive officer at Quantegy Inc. (Peachtree, GA). Lindemuth formerly served as president at ITT Business and Consumer Communication and president/CEO of Robinson Nugent Inc...Beyerdynamic GmbH (Heilbronn, Germany) appointed Jerry Spriggs general manager of its U.S. subsidiary. An industry veteran and long-term AES member, Spriggs will be responsible for directing all of beyerdynamics' U.S. operations...Josephson Engineering (San Jose, CA) announced an alliance with AudioControl Industrial, wherein AudioControl will handle manufacturing and marketing of the Josephson Series Five microphones...Surrey, UK-based Soundtracs announced that it has reached an agreement with SADiE Inc. to jointly develop a digital mixer combined with a 24- or 32-track hard disk recorder and editor in a single unit...Antares Audio Technologies concluded a merger agreement with Cameo International Inc., which will result in Cameo being absorbed into Antares. Cameo Int'l, the nation's largest independent distributor of software plug-ins, was founded in 1997 by Neil RiCharde and Denny Mayer. RiCharde will become Antares' VP of business development, and Mayer will become VP of sales...Apogee Sound Inc. (Petaluma, CA) promoted two members of its sales team. Timothy Thornton takes the position of VP of sales. Thornton is a 12-year industry veteran and was previously general manager at both Gulf Coast Sound & Lighting and Pace Sound & Lighting, both in Houston. Federico Serrano was promoted from director of Latin American sales and marketing to director of international sales...Akai Digital (Ft. Worth, TX) tapped John Mozzi to fill the newly created position of director, post-production division...JBL Professional (Northridge, CA) recently held an open house to debut its new "Factory of the Future." The company has added a custom manufacturing facility and a new engineering development laboratory to its manufacturing operations plant....Ove Arup and Partners announced that a new Arup Acoustics group was added to the multi-disciplinary engineering firm's San Francisco office. Arup Acoustics will be led by Kurt Graffy and Larry Tedford...QSC Audio Products Inc. (Costa Mesa, CA) announced that construction of its new 80,000-square-foot building is on schedule. Move-in should be completed by May...Robert Belt was appointed regional manager, Southwest region, at TOA Electronics Inc. (South San Francisco). TOA celebrates its 25th anniversary this year...New York City-based soundbusiness announced the appointment of Mary Moyer to vice president of marketing/client relations...Nexo, a European loudspeaker manufacturer, opened a corporate headquarters in Cotati, CA. Jim Sides was tapped to head sales and distribution activities for Nexo USA...Lausser & Vohl of Stuttgart, Germany, has been honored by Austin, Texas-based White Instruments as International Distributor of the Year...SWR Sound Corporation recently moved from Sylmar, CA, to 9130 Glenoaks Blvd., Sun Valley, CA 91352. Phone: 818/253-4797...Lucid Technology (Lynnwood, WA) announced the expansion of its tech support hours. Technicians will take phone calls between 6:00 a.m. and 5:00 p.m. Pacific time. U.S. customers can phone toll-free at 888/349-3222; international callers dial 425/743-3173... ATM Fly-Ware announced that Michael Tremain has left Marketing Concepts to form Tremain Marketing Group, which will handle the territories of Kansas, Nebraska, Missouri, Iowa and southern Illinois. Both companies will continue to represent ATM Fly-Ware in their respective territories.