股东
Douglas T. Dietrich
Chief Executive Officer, Director, Chairman
Brett Argirakis
Senior Vice President and Managing Director, Minteq International Inc. and MTI Global Supply Chain
Douglas W. Mayger
Senior Vice President and Head of Global Operations, Performance Materials
Matthew E. Garth
Senior Vice President, Finance and Treasury, Chief Financial Officer
Thomas J. Meek
Senior Vice President, General Counsel, Secretary and Chief Compliance Officer
Andrew M. Jones
Vice President and Managing Director, Energy Services
Daniel Joseph Monagle, III
Group President, Specialty Minerals and Refractories
Erin N. Cutler
Vice President, Human Resources
Jonathan J. Hastings
Group President, Performance Materials
Michael A. Cipolla
Vice President, Corporate Controller and Chief Accounting Officer