Tiffany Mayville

Technical Manager, Industrial Programs

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Tiffany Mayville, Technical Manager, Industrial Programs, provides technical expertise on carbon credit project review and verification oversight in the California regulatory market as well as the voluntary carbon market. She focuses on projects related to mine methane and landfill gas capture and destruction. She also contributes to the development and approval of innovative ACR greenhouse gas emission reductions quantification methodologies and verification strategies for carbon markets. Tiffany joined ACR in 2026.

Prior to joining ACR, Tiffany worked for the U.S Department of Energy’s Office of Clean Energy Demonstrations (OCED), where she directed stakeholder engagement for the deployment of clean energy projects on current and former minelands. Prior to her role with DOE, Tiffany worked on industrial supply chain decarbonization with the Corporate Energy Buyers Association and managed the verification program for carbon offset projects in the energy, industrial, and agriculture sectors at SCS Global Services.

Tiffany has a Bachelor of Arts degree in Environmental Studies from the University of California, Santa Barbara and a Master of Environmental Management degree from the Yale School of the Environment.

Our Team

ACR benefits from a responsive, best-in-class team with wide-ranging expertise, including carbon project development, climate policy, carbon market design, carbon credit methodology development, third-party verification, and registry design and operations. We understand the complex technical, market and regulatory issues involved in developing carbon projects and work with asset owners to navigate the process from project registration and verification through to the issuance of carbon credits.

ACR is governed by Environmental Resources Trust LLC, a wholly-owned nonprofit subsidiary of Winrock International. The ERT Board of Managers ensures ACR maintains focus on harnessing the power of markets to improve the environment. View the latest ACR annual report.