ALPHA PACKAGING INC. — The manufacturer of high density polyethylene and PET bottles in St. Louis named Jeffrey Kellar CEO and president.
AMERICAN FENCE ASSOCIATION — The trade group in Glen Ellyn, Ill., named Bob Burton president. Burton is the founder of Poly Vinyl Creations Inc. in Hudson, Fla.
AMYRIS INC. — The renewable chemicals and fuels company in Emeryville, Calif., named Steven Mills chief financial officer, effective May 2, succeeding Jeryl Hilleman, who intends to leave the firm this year.
ASAHI KASEI PLASTICS NORTH AMERICA INC. — The reinforced- thermoplastics manufacturer in Fowlerville, Mich., named Iichiro Kitsuda vice president of sales; he also will remain automotive segment director. Scott Kushion was named commercial services and industrial segments director.
CARR LANE ROEMHELD MANUFACTURING CO. — The supplier of engineered hydraulic clamping and quick tool-change systems in Ellisville, Mo., named Jason Betz president, succeeding General Manager Max Saunders, who retired.
CHASE PLASTIC SERVICES INC. — The distributor of specialty and engineering thermoplastics in Clarkston, Mich., named Dean Behrendt new-business development manager and Doug Goik commercial manager.
CITADEL PLASTICS INC. — The compounder in West Chicago, Ill., named Keith Dunlap vice president of sales and marketing for Citadel Thermoplastics.
LINDE NORTH AMERICA INC. — The gases and engineering company in Murray Hill, N.J., named Jim Stanley program manager for industrial applications.
MEECH INTERNATIONAL — The manufacturer of electrostatic controls in Witney, England, named Donald Lewis business development manager.
MILACRON LLC — The primary equipment maker in Batavia, Ohio, named Melissa Wink director of corporate communications and external relations.
MULTIFILM PACKAGING CORP. — The flexible packaging converter in Elgin, Ill., named Chris Rogers president and Marcus Magnusson sales and marketing director.
PLASTIC SUPPLIERS INC. — The film and sheet manufacturer in Columbus, Ohio, named George Thomas CEO and president.
POLYMER TECHNOLOGY & SERVICES LLC — The engineering thermoplastics compounder in Nashville, Tenn., named Jim LeGacy vice president of commercial development.
STERLING TECHNOLOGIES INC. — The custom rotational molder in Lake City, Pa., named Cary Quigley president.
T.O. PLASTICS INC. — The thermoformer in Clearwater, Minn., named Troy Baerwolf and Nathan Freie sales consultants.
TORAY PLASTICS (AMERICA) INC. — The film extruder in North Kingstown, R.I., named Chad Hedden sales director for its Lumirror Polyester Film Division.
WAUSAUKEE COMPOSITES INC. — Joseph McKindles, chief financial officer of the maker of engineered composite plastic and fiberglass parts in Wausaukee, Wis., also was named chief operating officer and executive vice president.
— ARCHWAY SALES INC., a specialty chemical distributor in St. Louis, named Lindsay Smith assistant regulatory manager and John Darcy network support specialist. ... MCCULLOUGH & ASSOCIATES INC., a raw materials distributor in Atlanta, named Renee Bynum to its industrial sales team. ... MICHELMAN INC., a maker of barrier, functional and decorative coatings in Cincinnati, named Steven Wong managing director of its Asia-Pacific territory. ... PLAZA GROUP, a Houston petrochemical products marketing firm, named Araceli Blas customer service representative and Wendy Urbanski executive assistant. … SUMMIT IT SOLUTIONS INC., an information technology solutions provider in Akron, Ohio, named James Readnower information technology service desk manager.