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Chestnut Carbon Hires New Chief Operating Officer
September 3, 2025
Chestnut Carbon Appoints former JPMorgan Chase Sustainability Exec as Chief Operating Officer to Accelerate Operational Excellence and Expand Leadership Team
We're pleased to announce the appointment of Brian DiMarino as Chief Operating Officer. This strategic hire marks a significant step forward in our mission to scale our forest carbon project operations and deepen our leadership team's expertise.
Brian brings a wealth of experience in sustainability strategy, operations, and corporate environmental commitments. Prior to joining Chestnut, he served as Managing Director and Deputy Director of Global Sustainability, Strategy and Operations at JPMorgan Chase, where he led firmwide sustainability strategy, target setting, and engagement efforts. His leadership was instrumental in advancing the firm's commitments to carbon neutrality, greenhouse gas (GHG) abatement, and resource management.
"I'm honored to step into this new role and excited to help drive real change at scale alongside the talented team at Chestnut Carbon," Brian said. "I'm energized and eager to take on new challenges with a company that's both passionate about delivering the highest-integrity nature-based carbon projects and purpose-built to get the job done."
"We are thrilled to welcome Brian to Chestnut Carbon," said Ben Dell, CEO of Chestnut Carbon. "His proven track record in sustainability and operational leadership will be invaluable as we continue to grow and deliver verifiable, additional forest carbon offsets that help industries accelerate their path to net zero."