Casella Waste Systems, Inc. announced the appointment of Michael L. Battles to Casella’s Board of Directors effective December 17, 2019. Mr. Battles is currently the Executive Vice President and Chief Financial Officer of Clean Harbors, Inc. Mr. Battles joined Clean Harbors in September 2013 as Senior Vice President, Corporate Controller and Chief Accounting Officer, and was appointed as Clean Harbors' Chief Financial Officer in January 2016. Mr. Battles previously served in a variety of senior financial positions at PerkinElmer Inc. Mr. Battles holds a BS in Business Administration with a concentration in Accounting from the University of Vermont and is a certified public accountant. The appointment of Mr. Battles expands Casella’s Board to ten members, eight of whom are independent directors. Mr. Battles will serve as a Class II director and was appointed to the Board’s Audit Committee.