Koppers
Matt Newton
Sales Manager
Brian Walrath
Project Manager
Ryan Kragnes
Class I Sales Coordinator
Patrick Green
Northeast Sales Representative
Ralph Meulepas
Technical Service And Regulatory Affairs
Jessica Bonet Del Rosario
Chemist Lab Technician
Daniel Gray
Senior Research Scientist
Brittany Jordan
Human Resources
Leroy Ball
President And CEO
Joelie Miguel
Process Engineer
Elizabeth O'brien
Process Plant Engineer
Stephen Cooper, MBA
Supply Chain Manager