Shaping the low carbon economy Climate Advisers is a mission-driven policy and politics shop working to deliver a strong low-carbon economy. In the United States and around the world, we create and implement large-scale, cost-effective strategies to strengthen climate action and improve lives.
  • Energy

    We promote clean energy policy
    to deliver the low carbon economy.

  • Forests + Lands Oceans

    We work to reduce emissions from deforestation
    and strengthen the role of natural climate solutions.

  • Financial Markets

    We perform sustainability risk analysis
    to identify climate and sustainability risks.


Climate Advisers brings together globally recognized thought leaders on energy, financial markets, diplomacy, US politics, strategic communications, and forests, lands and oceans. We specialize in breakthrough ideas informed by a deep understanding of complex policy and political challenges.


The latest insight into U.S. and global climate challenges and solutions.

Featured Projects

Climate Advisers combines technical understand and expert analysis with hard-hitting corporate accountability campaigns.
NOTE: some of the links below go to external pages


bcorpClimate Advisers is a mission-driven policy and politics shop working to deliver a strong low-carbon economy. We’re proud to be a Certified B Corporation, a new kind of company which meets higher standards of social and environmental performance, transparency, and accountability. Learn more.

  • Nigel Purvis

    Nigel Purvis is the founding President and CEO of Climate Advisers, a Washington, DC-based consultancy specializing in U.S. climate change policy, international climate change cooperation, global carbon markets, and climate-related forest conservation.

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  • Ameer Azim

    Ameer Azim is a Financial Economist at Climate Advisers Trust, where he focuses on researching the financial impacts of climate responses on the Trust’s areas of coverage. He brings expertise in a range of financial transactions, capital markets, and the developing field of Environmental, Social & Governance (ESG) finance.

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  • Sue Biniaz

    Sue Biniaz is a Distinguished Senior Fellow with Climate Advisers, and specializes in environmental negotiations.

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  • Daniel Bodansky

    Daniel Bodansky is a Distinguished Senior Fellow with Climate Advisers.

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  • Jerry Brown

    Jerry Brown is a Senior Communications Fellow at Climate Advisers Trust, where he directs the communications efforts for Lucida and other projects focusing on deforestation finance, land use economics and climate policy, and litigation on forest crimes.

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  • Peter Graham

    Peter Graham is Managing Director of Policy and Research at Climate Advisers, where he specializes in forests and land issues.  more >

  • Zoe Hundertmark

    Zoe Hundertmark is the Climate Advisers Communications Intern. Her work focuses on growing the Climate Advisers brand and the success of client projects.

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  • Mark Kenber

    Mark Kenber has worked on environment, climate and energy issues for over two decades, in government, NGOs and the private sector.

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  • Claire Langley

    Claire Langley is the Vice President of Programs at Climate Advisers. Claire focuses on international climate & energy policy and diplomacy and international political climate change strategy.
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  • Anthony Mansell

    Anthony Mansell is the Senior Director of Policy and Research at Climate Advisers, where he focuses on international climate policy, the role of carbon markets, and aviation. more >

  • Veronica Matthews

    Veronica L. Matthews is the Human Resources Director at Climate Advisers, where she oversees all aspects of the organizations’ most valuable assets, the people. more >

  • Emma McMahon

    Emma McMahon is a Policy Associate at Climate Advisers, where she manages a wide range of the firm’s policy projects.

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  • Diana Movius

    Diana Movius is the Director of Global Forest Policy, where she specializes in addressing deforestation through international climate policy, climate finance, and supply chains

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  • Liz Mullen

    Liz Mullen is Grants Manager at Climate Advisers, where she provides contractual and financial management support to the organization’s diverse programs.

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  • Sean Nevins

    Sean Nevins is the Product Manager for Climate Advisers Trust where he leads the platform development of Lucida, a new transparency initiative that illuminates company and financier links to deforestation.
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  • Matt Piotrowski

    Matt Piotrowski is the Director of Policy and Research at Climate Advisers and for the Lucida initiative, focusing on communication outreach with the financial sector, managing and editing the Chain Reaction Research newsletter, and providing analysis for investors to mitigate climate risks. more >

  • Daniel Reifsnyder

    Daniel Reifsnyder is the Interim Vice President & Head of Programs in Policy of Climate Advisers.

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  • Michele Riotta

    Michele Riotta is a Research Fellow at Climate Advisers, where he focuses on the impact of supply chains on commodity-driven deforestation.

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  • Alexandra Saueressig

    Alexandra Saueressig is Executive and Program Assistant at Climate Advisers, where she supports the President and the organization’s operations.

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  • Kyle Saukas

    Kyle Saukas is a Senior Communications Associate at Climate Advisers, where he focuses on executing strategic communications projects for clients and strengthening the Climate Advisers brand.

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  • Bruce Searby

    Bruce Searby serves as Special Counsel to Climate Advisers.  In that role, he serves as Climate Advisers’ thought leader and expert on how to use U.S. and international laws to advance climate action.  Bruce’s current projects at Climate Advisers focus on combatting corruption and other illegal behaviors that drive tropical deforestation.

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  • Ben Simonds

    Ben Simonds is the Senior Director of Communications at Climate Advisers, where he designs and executes the firm’s communications strategies and is working to grow its communications consulting practice.

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  • Joshua McBee

    Josh McBee is a Policy and Research Associate at Climate Advisers, where he assists the Policy and Research team on international climate policy, diplomacy projects, domestic U.S. energy/environmental policy, and financial flows of deforestation.

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About Us

Delivering a low-carbon economy that creates prosperity in a changing world requires bringing together the best ideas with practical insights about how the world works. To do that, we work to advance policy and politics simultaneously. We craft innovative policy and conduct transformative analysis. We reenergize static conversations with breakthrough communications, and create strategies to produce high-impact results.


 We work with philanthropies, think tanks, advocacy groups, international institutions, companies and governments.

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