BALL CORP.—George Matsik was named to the new position of chief operating officer of the Muncie, Ind., firm's packaging unit.
BERES INDUSTRIES INC. — The Lakewood, N.J., firm recently named William R. Francen plant manager of its 15-press custom molding operation. Francen will remain in charge of new product development.
TWINPAK INC. — The Montreal packaging producer named David Archer vice president of corporate administration and operations development. He also joins the board of directors. Archer will continue as group general manager of the firm's consumer packaging group. He recently was named president of the Tube Council of North America.
VINYL SIDING INSTITUTE — Ronald Burke joins the Washington organization as technical director. He replaces Rich Gottwald, who last year became executive director of the Plastics Pipe Institute, another Society of the Plastics Industry Inc. division.
Geoffrey McMath was promoted to chief operating officer of COLORMATRIX CORP., a Cleveland maker of liquid colorants and additives. Also promoted were John Lesho to general manager of the company's Richland Hills, Texas, operation; Kenneth Friedl to plant manager in Cleveland; and Michael See to director of manufacturing and engineering services. ... Philadelphia chemical maker ELF ATOCHEM NORTH AMERICA INC. named Richard Kanter business manager for plastics additives. ... M.A. HANNA CO. named Mark Tomczak director of internal audit at the Cleveland compounder. Kelley Crookston was named director of financial reporting. ... HOBSON MOULD WORKS INC. promoted Dave Backer to sales manager of the Shell Rock, Iowa, mold maker. ... Shanna Moore was named sales and applications development manager/Latin America, for Pittsford, N.Y.-based MOBIL CHEMICAL CO.'s film division. She will be based in SÃo Paulo, Brazil, along with William Handy, who was named market development manager/Latin America. ... Houston-based SHELL CHEMICAL CO. named four managers to develop its Carilon thermoplastics polymers business: Cesar Castro was appointed industrial market manager; Brett Danforth and Michelle Londa, end-use managers; and Paul Sykes, automotive market manager. ... J. Scott Dority has been promoted to technical service manager of TEKNOR COLOR CO., a Pawtucket, R.I.-based color concentrates maker. ... James Ringler, president and chief executive officer of small appliance and housewares manufacturer Premark International Inc. of Deerfield, Ill., was elected to the board of directors of Danbury, Conn.-based UNION CARBIDE CORP. ... Larry Ciancia, president of Denver-based pipe extruder Uponor ETI, was named vice president, growth and development, of UPONOR U.S. INC. Frank Bailor becomes president of Uponor ETI. Dennis Bauer, vice president of sales at Uponor ETI, assumes the new position of vice president and general manager. ... Charles Hull, president and chief operating officer of rapid prototyper 3D SYSTEMS CORP. in Valencia, Calif., received the William T. Ennor Manufacturing Technology Award from the American Society of Mechanical Engineers. ... Linear digital measuring equipment manufacturer ACCURATE TECHNOLOGY INC. of Kirkland, Wash., named Ed Fiantaca president.