IGM Resins has appointed Melissa Lutz as Vice President, North America, reporting to CEO Edward Frindt.

Charles Ross & Son Co., manufacturer of industrial mixing equipment, has appointed a new Sales Manager.

Holger Hüppeler will take over the management of the Inorganic Pigments (IPG) business unit at the specialty chemicals company LANXESS as of Dec. 1, 2017.

Huber Engineered Materials (HEM), a division of the J.M. Huber Corp., announced that Dan Krawczyk has been appointed HEM President, effective Nov. 1, 2017.

Miltec UV announced that Steve Donohue joined its team on Oct. 2, 2017, as Northeast Regional Sales Manager.

Covestro LLC announced that, effective Feb. 1, 2018, Jerry MacCleary, currently President and Managing Director of Covestro LLC and head of the Polyurethanes business unit in North America, will assume new responsibilities as Chief Executive Officer and Chairman of the Board of Covestro LLC.

GMZ, an Azelis company, has hired Philip Peterson as a Technical Sales Representative for the CASE market segment in Michigan and northern Indiana.

Harris & Bruno International announced that Ikuma Suzuki has been promoted to Technical Director of APJ (Asia Pacific Japan Region).

Jeremy West has been named Pilot Chemical Co.'s new National Sales Manager for North America.

The Board of Directors of BioAmber Inc. has accepted the resignation of Fabrice Orecchioni as President and Chief Operating Officer.