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Winrock International

Mary Grady

Executive Director, ACR & CEO, Environmental Resources Trust

Mary Grady is President and CEO of Environmental Resources Trust, a wholly owned nonprofit subsidiary of Winrock. She has been active in environmental markets for almost 30 years, including 15 years at Winrock. She is executive director of the Secretariat for the Architecture for REDD+ Transactions (ART), a jurisdictional REDD+ crediting program launched in 2018, as well as executive director of ACR, responsible for the strategic leadership and its respected team of technical and policy experts in the California-regulated, International Civil Aviation Organization-regulated, and voluntary carbon markets. At ACR she has overseen the issuance of over 250 million tons of carbon credits, including over 100 million tons from forestry projects valued at over $3 billion. Mary led the application process and secured approval of both ART and ACR to supply credits to the ICAO’s Carbon Offsetting Scheme for International Aviation. She actively represents Winrock as the head of delegation as Observer NGO to the United Nations Framework Convention on Climate Change, serves as Vice-Chair of the Board  on the Council of the International Emissions Trading Association, and is on the Board of the Integrity Council for Voluntary Carbon Markets. She is a member of the Task Force for Scaling Voluntary Carbon Markets, and serves on the Steering Committee for the World Economic Forum’s Natural Climate Solutions Alliance. Prior to working in carbon markets, Mary worked for 16 years in the renewable energy industry, including as operations leader of Clipper Windpower and in Brazil as director of Kyocera Solar’s pioneering rural electrification program. She holds a master’s in international business and speaks Portuguese and Spanish. She lives with her family in California.

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2024 ACR Award Winners

Special Presidential Envoy for Climate John Kerry wins 2024 ACR Climate Leadership Award

March 25, 2024

The following release was originally published by on March 20, 2024. Special Presidential Envoy for Climate John Kerry received the 2024 ACR Climate Leadership Award at ACR’s Climate Impact Awards event held last night. Other winners were the Government of Guyana, Climate Impact Partners, and Green Assets. ACR, an internationally recognized carbon crediting program […]
Entering 2024 with wind in our sails- ACR outlines three priorities for the year ahead

Entering 2024 with wind in our sails: ACR outlines three priorities for the year ahead

February 9, 2024

This story was originally published on I have become a firm believer in the power of carbon markets to drive increased climate ambition and action, and the voluntary carbon market is a vital tool to keep 1.5C in reach. Let’s not waste any more time or let the perfect be the enemy of the […]

Op-ed: Return climate politics to the art of the possible

December 7, 2023

On November 30, 2023 – ahead of COP28 in Dubai, Mary Grady (ACR Executive Director) published the following op-ed in Marketwatch. Politics has been called the art of the possible. Yet, when it comes to climate change, this adage is flipped on its head – the art of the impossible. As the world prepares for the […]