ALCOA INC. - The packaging maker in Pittsburgh named Eric Beringause president of Alcoa Consumer Products.
ALGA PLASTICS CO. - The thermoformer in Cranston, R.I., named William Masterson business development manager.
C.W. BRABENDER INSTRUMENTS INC. - The maker of testing equipment in South Hackensack, N.J., named Richard Thoma president.
CORE MOLDING TECHNOLOGIES INC. - The compounder in Columbus, Ohio, named Kevin Barnett group vice president of operations, sales and marketing and business.
DOW CHEMICAL CO. - The resin maker in Midland, Mich., named Jeff Wooster senior value chain manager and Rob Cotton North American applications technology leader - both with the Houston-based food and specialty packaging for plastics operation.
ENSINGER INC. - The sheet, shapes and profiles maker in Washington, Pa., named Dennis Guckin general manager of its PennFibre division in Bensalem, Pa. Greg Martino also joined the unit as outside sales manager.
INTEK PLASTICS INC. - The profile extruder in Hastings, Minn., named Rob Tracy chief executive officer and president. John Penn, who was CEO, remains chairman.
JACO PRODUCTS CO. - The injection molder in Middlefield, Ohio, named William Carter sales manager for Jaco and its recently acquired business, Capital Plastics Inc. of Massillon, Ohio.
KLEERDEX CO. LLC - The thermoplastic alloy sheet producer in Bloomsburg, Pa., named Scott Burns product manager.
LACERTA GROUP INC. - The packaging thermoformer in Mansfield, Mass., named Joseph Iannone regional sales manager.
LANDMARK PLASTIC CORP. - The Akron, Ohio, thermoformer and injection molder of plastic containers and packaging for the horticultural industry named Randall Gaj vice president and chief financial officer.
MAILLEFER SA - The extruder maker in Ecublens, Switzerland, named Sharon Nathaniel customer service manager at its new office in Ontario, Canada.
NOVAPAK CORP. - The bottle blow molder in Eatontown, N.J., named Ken Murtagh regional sales manager.
ROMARC CORP. - The foam and plastics fabricator in Plumsteadville, Pa., named Michael Spena president, succeeding Robert Cretsinger, who is now chairman.
TEKNOR APEX CO. - The custom PVC compounds maker in Pawtucket, R.I., named Tony Catalfomo manager of its Carolina Co. plant in Fountain Inn, S.C. Also, concentrates maker Teknor Color Co. named David Keller manager of its Jacksonville, Texas, plant, and Andre Savelieff manager of the Lodi, Ohio, plant.
TREDEGAR CORP. - The film producer in Richmond, Va., named John Gottwald chief executive officer and president, succeeding Norman Scher, who will be vice chairman of the board.
* AGI LABELS, a Littlehampton, England-based label maker, named Bob Blow labels director. AGI is a unit of Stamford, Conn.-based packaging maker MeadWestvaco Corp. ... Catherine Pilarz joined the board of trade association ASTM INTERNATIONAL in West Conshohocken, Pa. Pilarz is director of Mattel Inc. worldwide product safety for Fisher-Price in East Aurora, N.Y. ... COBURN GRAPHIC FILMS INC., a film extruder in Lakewood, N.J., named Guy Leigh vice president of sales and marketing. ... DMS, a mold components maker in Windsor, Ontario, named Greg Robillard western Michigan sales representative. ... ENTHONE INC., a specialty chemicals supplier in West Haven, Conn., named Jason Maupin U.S. sales director. ... FITZ CHEM CORP., a raw materials distributor in Itasca, Ill., named Penny Kichka a customer service representative. ... KELLER AND HECKMAN LLP, a Washington-based law firm, named David Ettinger, Devon Hill, Pamela Langhorn and Michael Novak partners. ... KICE INDUSTRIES INC., a maker of industrial air systems in Wichita, Kan., named Greg Alles a regional sales manager. ... MARCHEM NORTHEAST INC., a producer of vinyl plastisols in Mountain Top, Pa., named Marc Layland general manager. ... MAROON INC., a specialty chemical distributor in Avon, Ohio, named Keith Stricker an account manager. ... The NATIONAL TOOLING AND MACHINING ASSOCIATION, a Fort Washington, Md., trade group, named Scott Hanaway president of the northwest Pennsylvania chapter. Hanaway is president of Tech Tool & Mold Inc. and Tech Molded Plastics LP of Meadville, Pa. ... A. SCHULMAN INC., a compounder headquartered in Fairlawn, Ohio, named David Birney to the board. Birney is chief executive officer of Solvay America Inc. in Houston and plans to retire at the end of March. ... SIMONA AG, a semi-finished products and piping components manufacturer based in Kirn, Germany, named Jochen Feldmann to the board. ... VI-CHEM CORP., a producer of thermoplastic elastomers and vinyl compounds in Grand Rapids, Mich., named Michael Murphy materials manager.