On July 28, 2020, the Board of Directors of Casella Waste Systems, Inc., on the recommendation of its Nominations and Governance Committee, appointed Rose Stuckey Kirk, effective July 31, 2020, to fill a vacancy on the Board as a Class III director. Accordingly, Ms. Kirk will stand for election at the 2021 Annual Meeting. In connection with her election to the Board, Ms. Kirk was appointed to the Board's Compensation Committee, effective July 31, 2020. Rose Stuckey Kirk has served as Chief Corporate Social Responsibility Officer of Verizon Communications Corporation. since January 2011. In her current role, Ms. Kirk oversees the strategic direction for all marketing activities related to Verizon's social impact assets, is accountable for driving responsible business practices into all Verizon business operations, directs the programmatic build and investment strategy for Verizon's corporate social responsibility portfolio, and oversees Verizon's marketing talent development program.