John W. Casella has served as Chairman of our Board since July 2001 and as our Chief Executive Officer since 1993. In addition, Mr. Casella has served as Chairman of the Board of Directors of Casella Waste Management, Inc., a wholly owned subsidiary of ours, since 1977. Mr. Casella is also an executive officer and director of Casella Construction, Inc., a company owned by Mr. Casella and his brother Douglas R. Casella, also a member of our Board, which specializes in general contracting, soil excavation and heavy equipment work, and which performs landfill-construction and related services for us. Mr. Casella has been a member of numerous industry-related and community service-related state and local boards and commissions, including the National Recycling Coalition, Board of Directors of the Associated Industries of Vermont, the Association of Vermont Recyclers, the Vermont State Chamber of Commerce, the Rutland Industrial Development Corporation, and the Rutland Regional Medical Center. Mr. Casella has also served on various state task forces, serving in an advisory capacity to the Governors of Vermont and New Hampshire on solid waste issues. Mr. Casella holds an Associate of Science degree in Business Management from Bryant & Stratton College and a Bachelor of Science degree in Business Education from Castleton University.
Sean M. Steves has served as our Senior Vice President and Chief Operating Officer of Solid Waste Operations since July 2022. Mr. Steves most recently served as our Senior Vice President of Operations since 2019. Mr. Steves joined us in April of 2018 as our Vice President of Operational Initiatives. From 2016 until he joined us in 2018, he was the Director of Operations Support for Republic Services. Mr. Steves has 25 years of Operations experience in the waste industry starting as a transfer station Scale Operator. He has held roles of increasing responsibility ever since, including Operations Supervisor, Operations Manager, and General Manager. Mr. Steves holds a Bachelor of Arts degree from DePaul University with a concentration in Sustainable Management.
Kevin J. Drohan has served as our Vice President and Chief Accounting Officer since April 2022. Mr. Drohan joined us in August 2021 as our Corporate Controller. From 2015 until he joined Casella, Mr. Drohan served as the Corporate Controller for Sprague Resources, LP (“Sprague”), a publicly-traded regional provider of industrial, commercial, and residual energy products. From 2007 through 2015, Mr. Drohan held various finance and accounting roles of increasing responsibility at Sprague. Prior to Sprague, Mr. Drohan held accounting and audit roles at Stanley Black & Decker, EY, and BerryDunn. Mr. Drohan is a Certified Public Accountant and holds an MBA and a Bachelor of Science degree in Business Administration from the University of New Hampshire.
Paul J. Ligon was named Senior Vice President and Chief Revenue Officer in September 2021 and oversees our Sustainable Growth teams including sales, marketing, customer care, sustainability, and community engagement teams. Mr. Ligon previously served as our Senior Vice President for Sustainable Growth since December 2019. From 2012 through 2019 Mr. Ligon led the development of our Solutions business focused on delivering sustainable services to commercial, industrial, and municipal customers. Prior to joining us, Mr. Ligon was a managing director for Waste Management’s Organic Growth Unit in Houston from 2003 through 2011 and a Senior Scientist with the Tellus Institute for Resource and Environmental Strategies in Boston from 1990 to 2001. Mr. Ligon earned his MBA from the Tuck School of Business at Dartmouth College and holds a Bachelor of Science degree in Environmental Science from the University of Vermont.
Jason M. Mead was named Senior Vice President of Finance and Treasurer in July 2022 and previously served as our Vice President of Finance since February 2021. Mr. Mead joined the company in June 2010 and has served in finance roles of increasing responsibility during this period. From 2007 until he joined the Company, Mr. Mead held various roles at Fidelity Investments Inc. Mr. Mead holds a Bachelor of Science in Business Administration with a concentration in Finance from the University of Vermont.