Michael L. Battles

Mr. Battles was named Co-Chief Executive Officer in March 2023, after serving for seven years as the Company’s Executive Vice President and Chief Financial Officer. He joined Clean Harbors as Senior Vice President, Corporate Controller and Chief Accounting Officer in September 2013. Prior to Clean Harbors, Mr. Battles spent 12 years in a variety of senior financial positions at PerkinElmer Inc. (NYSE: PKI), a global leader in human and environmental health. Most recently, he was Vice President and Chief Financial Officer of PerkinElmer’s Human Health business. Prior to his role in Human Health, he served as Chief Accounting Officer for several years and Acting Chief Financial Officer during a one-year search period. Prior to PerkinElmer, Mr. Battles held several positions at Deloitte & Touche LLP from 1990 to 2001, including senior manager, accounting and auditing. He received a Bachelor of Science in Business Administration with a concentration in accounting from the University of Vermont and is a Certified Public Accountant.