A. SCHULMAN INC. — The compounder and distributor in Fairlawn, Ohio, named Derek Bristow general manager and chief operating officer for Asia, succeeding Jack Taylor, who plans to retire at the end of the year.
ATS ENGINEERING INC. — The motor manufacturer based in Plymouth, Mich., named Tim Sante North American national sales manager.
CLEAR LAM PACKAGING INC. — The Elk Grove Village, Ill.-based developer and manufacturer of rigid and flexible packaging materials named Jan Acker president and chief operating officer of its thermoformed products division.
COLL MATERIALS LLC — The plastics recycler in Zanesville, Ohio, named Bob Morrow vice president of operations and Matt Elli vice president of finance and community development.
DOW CHEMICAL CO. — The resin maker in Midland, Mich., named Carol Williams president of the chemicals and energy division, in addition to her position as senior vice president of basic chemicals. Heinz Haller was named chief commercial officer, in addition to his position as executive vice president of performance systems, and marketing and sales. Jim McIlvenny, senior vice president of performance products, also was named group senior vice president of mega projects and of Dow. Jerome Peribere, president and CEO of the Advanced Materials Division, also was named an executive vice president of Dow.
ENTHONE INC. — David Crimp, executive vice president of the specialty chemicals supplier in West Haven, Conn., also was named executive vice president of Enthone Europe.
LYONDELLBASELL INDUSTRIES NV — The polyolefins producer in Rotterdam, Netherlands, named Sergey Vasnetsov senior vice president of strategic planning and transactions.
NDC INFRARED ENGINEERING INC. — The supplier of sensors and measurement equipment in Irwindale, Calif., named Robert Schartner North America field operations manager.
NYCO MINERALS INC. — The wollastonite producer in Willsboro, N.Y., named Michael Wolfe general sales manager for coatings.
PACKAGING MACHINERY MANUFACTURERS INSTITUTE — The Arlington, Va.-based trade group named Julie Ackerman senior communications/public relations director.
PARATHERM CORP. — The manufacturer of heat-transfer fluids based in West Conshohocken, Pa., named Suzanne Costanza sales director.
QUICKSTEP HOLDINGS LTD. — The composites manufacturer in Perth, Australia, named Sebastien Godbille general manager of Quickstep Process Systems and Ari Vihersaari vice president of global business development.
ROYAL GROUP INC. — The Woodbridge, Ontario, pipe and profile extruder named Timothy Johnson business manager for its siding division's Bluegrass unit, which makes mounts, vents and shutters.
TOPLINE PRODUCTS CO. INC. — The maker of cosmetics packaging and products in Wayne, N.J., named Vincent Groccia chief operating officer.
TOTAL PETROCHEMICALS USA INC. — The Houston plastics and chemicals maker named Phil Carruthers vice president of polyolefins and Stan Beisert vice president of styrenics and president of Fina Technologies Inc.
TRELLEBORG AB — The Trelleborg, Sweden, company's marine products unit named Mishra Kumar global technical and market support manager.