Coatings manufacturer HMG Paints Ltd. has appointed Area Sales Representatives covering Yorkshire and the Northeast of England.

TCI Powder Coatings announced two promotions of senior staff members and the hiring of one new employee in technical support.

Enthone Inc. has appointed Arifin Budihardjo Global Product Line Manager, Semiconductor Copper.

CenterLine (Windsor) Ltd. has appointed Steve Renaud to the new position of Vice President of Operations.

Parker Trutec Inc. recently implemented changes affecting the organizational alignment of the company’s North American operations.

Weathering testing company Q-Lab announced that Gary Cornell was recently elected as Chairman of ASTM’s Subcommittee D20.61.

Cal-Chem, Royal Oak, MI, has appointed Timothy Brown as the company’s President.

Thiele Kaolin Co.’s Board of Directors announced that Paul Kirschling will retire as the company’s President effective February 1, 2015.

Stahl has named Frank Brouwer to be the company’s Green Technology Chemist.

The AVA Group has welcomed Dr. Stefan Krawielitzki to AVA Biochem BSL AG and AVA-CO2 Switzerland AG as an organic chemistry expert.