ADDIPEL LLC — The custom additive blends manufacturer in Avon Lake, Ohio, named Jason Lee plant manager.
AGILYX CORP. — The chemical recycler in Portland, Ore., named Mark Barranco senior vice president of engineering and execution.
AMERICAN COMPOSITES MANUFACTURERS ASSOCIATION — The trade group in Arlington, Va., named Lucy Houchin, corporate marketing for IDI Composites International and Norplex-Micarta, to its board.
ANDERSEN CORP. — The window and door manufacturer in Bayport, Minn., named Troy Barrow president of Renewal, succeeding Paul Delahunt, who is retiring. Chris Galvin was named president of its Andersen division and Lance Whitacre manufacturing and logistics senior vice president.
BROWN MACHINE GROUP — The thermoforming equipment maker in Beaverton, Mich., named Kurt Huelsman president of Nalle Automation Systems.
CORE MOLDING TECHNOLOGIES INC. — The composite part molder in Columbus, Ohio, named Eric Palomaki executive vice president of operations, research and development and Chris Highfield executive vice president sales and marketing.
DIVERSIFIED PLASTICS INC. — The injection molder in Minneapolis named Vincent Pope engineering manager.
FISHER BARTON GROUP — The diverse manufacturer in Watertown, Wis., named Scott Hoffman CEO.
FLAMBEAU INC. — The injection and blow molder in Baraboo, Wis., named Kurt Kehren account manager of its automotive division in Auburn Hills, Mich.
GRAHAM ENGINEERING CORP. — The equipment manufacturer in York, Pa., named Larry Alpert medical extrusion technology manager.
IN-MOLD DECORATING ASSOCIATION — The trade group in Scottsdale, Ariz., has named Peterson Publications Inc. as its managing partner. Jeff Peterson will be executive director, succeeding Ron Schultz, who will retire, and Dianna Brodine managing director.
INSTITUTE OF SCRAP RECYCLING INDUSTRIES INC. — The trade group in Washington named Cheryl Coleman sustainability vice president.
KRAUSSMAFFEI AG — The machinery manufacturer in Munich named Tiziano Caprara managing director of KraussMaffei Italy.
POLYOLEFIN CIRCULAR ECONOMY PLATFORM — The Brussels-based trade group committed to increasing the volume of recycled post-consumer polyolefin content in European products, named Rebecca Colley-Jones circular economy project manager and Petya Todorova circular economy advocacy and communications manager.
SIMONA AMERICA GROUP INC. — The maker of semifinished products and piping in Archbald, Pa., named Adam Mellen CEO, succeeding Larry Schorr, who is retiring.
SMART PLASTIC TECHNOLOGIES — The Chicago-based polymer additives company promoted Chief Operating Officer Jay Tapp to president and COO.
SPECTRUM PLASTICS GROUP — The medical components and contract manufacture in Alpharetta, Ga., named Thomas Sullivan CEO and president, succeeding Neil Shillingford, who is retiring.
TEKNI-PLEX INC. — The packaging manufacturer in Wayne, Pa., named Chris Qualters president of its Tekni-Plex Medical business unit.
ULTIMAKER BV — The manufacturer of 3D printers in Utrecht, Netherlands, named Jürgen von Hollen CEO, succeeding Jos Burger, who is retiring.
UPONOR NORTH AMERICA INC. — The pipe extruder in Apple Valley, Minn., named Brett Boyum marketing and offerings vice president.
WESTLAKE CHEMICAL CORP. — The manufacturer of petrochemicals and polymers in Houston named Roger Kearns executive vice president and chief executive officer, effective Jan. 1, 2021.
SESOTEC GMBH, a metal detection and sorting systems manufacturer in Schönberg, Germany, named Joachim Schulz CEO, succeeding Marc Setzen, who is leaving the company. ... SK CAPITAL PARTNERS LP, a private investment firm in New York, named George Gregory senior director.