ALCOA INC. - The Pittsburgh-based firm named Sandra Beach Lin president of its Closure Systems International business, which specializes in plastic bottles and caps. Lin succeeds Ronald Glah, who retired.
ALSIDE INC. - Doug Rende was named vice president and general manager of the vinyl siding firm's fence, deck and rail operations, based in Cuyahoga Falls, Ohio.
CHARLOTTE PIPE & FOUNDRY CO. - The Charlotte, N.C.-based pipe extruder named Bradford Muller manager of corporate communications.
PLASTICS INSTITUTE OF AMERICA INC. - The Lowell, Mass.-based educational and research group named Nypro Inc.'s Angelo Sabatalo to its board.
GLS CORP. - The McHenry, Ill.-based elastomeric raw materials supplier named Krishna Venkataswamy director of research and development.
ROYAL GROUP TECHNOLOGIES LTD. - The Woodbridge, Ontario-based diversified manufacturer named Douglas Dunsmuir president. Vic De Zen, chairman and chief executive officer, previously filled this role.
SOLVAY ADVANCED POLYMERS LLC - The Alpharetta, Ga.-based engineered plastics firm announced several new appointments: Russell DeLuca to vice president of sales and marketing; Jean-Michael Detournay to vice president of finance; Paul Harding to vice president of human resources and communications; Carl Widerquist to vice president of operations.
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Vinnie Carpentieri was named regional sales manager for South Attleboro, Mass.-based CUMBERLAND ENGINEERING CORP., which specializes in size reduction equipment. ... OSTERMAN & CO. INC., a Cheshire, Conn., raw materials firm, announced the appointments of Joseph Mandarano to director of sales, and John Lazich and Gina Cimino as sales representatives.
