Biography

Mr. Diderich joined the Company in 2024, following an extensive career in a variety of executive management, sales and operations roles. Prior to joining Clean Harbors, he spent 20 years at Avery Dennison, most recently serving as Senior Vice President of North America Materials Group, Global Reflective Solutions and Global Procurement. For more than a decade he held various senior management roles at Avery Dennison in marketing, sales and service, and supply chain while stationed in The Netherlands. Before his work at Avery, Jeroen spent 11 years in the paper industry at SAPPI working on supply chain and strategy positions in multiple countries. Jeroen holds a master’s degree in economics and business economics from Erasmus University Rotterdam, The Netherlands as well as several subsequent certifications including the Advanced Management Program at the Wharton School at the University of Pennsylvania and Lean Six Sigma training.