Harry Lamberton

President & CEO at Yellowstone Landscape

Harry Lamberton joined Yellowstone in 2022 to drive continuous improvement in Yellowstone’s growth, quality, and safety applying expertise gained from over 20 years of leading environmental and sustainability businesses at Waste Management. Harry was most recently the Vice President of Waste Management’s Midwestern states, which he grew to over $1.4 billion in annual revenue, creating one of the largest regions in the company. His track record includes driving profitable growth in multiple operational assignments - including branch-based businesses, launching new and expanding existing business lines - including environmental remediation services, driving safety to record levels, and helping lead Waste Management’s focus on sustainability. Harry earned a BA from the University of New Hampshire and an MBA from the Goizueta School of Business at Emory University and serves on the Global Sustainability Centre’s Advisory Board for the Conference Board.


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  • President & CEO

    May, 2023 - present

  • President

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