Casella provides integrated solid waste, recycling, and resource management services in the eastern United States.

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Jeffrey A. Stein

    Jeffrey A. Stein
    SENIOR VICE PRESIDENT, CORPORATE AFFAIRS

    Jeff Stein was named Senior Vice President of Corporate Affairs in January 2024. Prior to joining the company, Mr. Stein spent 40 years at the international law firm Wilmer Cutler Pickering Hale and Dorr LLP (“WilmerHale”) where he was a Partner focused on corporate law across a wide range of companies at various stages of growth, including working with Casella since 1996. He has extensive knowledge and experience across a number of specialties, specifically mergers and acquisitions, capital markets, and strategic corporate growth as well as public company regulatory compliance and governance. Mr. Stein holds a JD from Harvard Law School and a Bachelor of Arts degree in Economics from Amherst College.

    Simon A. Tripp

      Simon A. Tripp
      Region Vice President, Eastern Region

      Simon Tripp was named Region Vice President for our Eastern Region in January 2024. In his current role, Mr. Tripp is responsible for oversight of solid waste operations in Connecticut, Massachusetts, New Hampshire, and Maine. From January 2011 through 2023, Mr. Tripp served as Eastern Region Controller after his role as Division Manager at the Salem Hauling Division beginning in 2005. Mr. Tripp joined the company in April 2003 as a Financial Analyst and was promoted to Regional Operations Analyst in 2004. Prior to joining Casella, Mr. Tripp was an Associate Economist at Standard & Poor’s from 1996 through 2000. Mr. Tripp holds an MBA from the Goizueta Business School at Emory University and a Bachelor of Arts degree from Dartmouth College in Economics.

      Keith S. Landau

        Keith S. Landau
        SENIOR VICE PRESIDENT & CHIEF INFORMATION OFFICER

        Keith Landau has served as our Senior Vice President and Chief Information Officer since August 2023. From 2016 until he joined Casella, Mr. Landau served as the Chief Technology Director for Deloitte Services, LP and for the prior five years beginning in 2010, he was the Vice President of Enterprise Applications for Waste Management. Mr. Landau has over 33 years of information technology, consulting, and technology transformation leadership experience in both domestic and global roles. Mr. Landau holds a Bachelor of Science in Computer Science and Mathematics as well as a Bachelor of Arts in Philosophy from SUNY Binghamton.

        Bradford J. Helgeson

          Bradford J. Helgeson
          EXECUTIVE VICE PRESIDENT & CHIEF FINANCIAL OFFICER

          Brad Helgeson has served as our Executive Vice President and Chief Financial Officer since November 2023. From 2013 to 2022, Mr. Helgeson was the Executive Vice President and Chief Financial Officer for Covanta Holding Corporation (“Covanta”), a publicly-traded materials management and energy services company. Previously, he served as Vice President and Treasurer of Covanta from 2007 to 2013. Mr. Helgeson started in the environmental services industry as the Vice President of Finance and Treasurer at Waste Services, Inc. from 2004 to 2007 after an investment banking career at Lehman Brothers and Donaldson, Lufkin & Jenrette from 1998 to 2004. Mr. Helgeson holds a Bachelor of Arts degree in Economics and History from Bowdoin College.