Shaping the low carbon economy In the United States and around the world, Climate Advisers creates and implements 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

    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.

Forests + Lands.

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


We create and implement strategies to strengthen international climate cooperation.

Financial Markets.

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


We create and implement strategies to strengthen international climate cooperation.

US Policy & Politics.

We develop sound policy solutions in Washington, DC and around the country.

Strategic Communications.

We design communications strategies that shape opinion, drive action and mobilize support

Featured Projects

Explore the links below to learn more about some of things we're working on currently.


Chain Reaction Research conducts sustainability risk analysis for financial analysts and investors, focusing on environmentally intensive commodities.


Orbitas is a center of excellence that examines climate transition risks for capital providers financing tropical commodities.


Lucida is a new transparency initiative powered by an innovative web-based network tool that reveals how companies and financiers are linked to unsustainable land use and illegal forest activity.


Our team has decades of experience with backgrounds global climate negotiations, climate policy, energy, politics, ESG, finance, land management, journalism and communications. We draw this diverse range of experience together under a single roof to develop innovative solutions for a net-zero future.

  • Nigel Purvis

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

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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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  • Mark Kenber

    Mark Kenber is the CEO of Climate Advisers UK and the Managing Director of Orbitas. Mark 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 Vice President of Programs at Climate Advisers. Claire’s expertise includes international climate & energy policy and diplomacy and international political climate change strategy.
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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 >

  • Anthony Mansell

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

  • Ben Simonds

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

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  • Ameer Azim

    Ameer Azim is a Financial Economist at Climate Advisers, where he focuses on researching the financial impacts of climate responses on the group’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. more >

  • Matt Piotrowski

    Matt Piotrowski is Senior Analyst at Climate Advisers, 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 >

  • 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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  • Jeanne Cook

    Jeanne Cook is the Director of Forest Legality at Climate Advisers where she leads the strategic litigation work.

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  • Sean Nevins

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

    Niamh McCarthy is a Senior Environmental, Social, and Governance (ESG) Analyst at Climate Advisers, where she specializes in financial transparency, data analytics, and sustainability. more >

  • Kyle Saukas

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

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  • Emma McMahon

    Emma McMahon is a Policy and Research Associate at Climate Advisers.Emma previously served as a Program Coordinator and Executive Assistant to the President at Climate Advisers Trust.

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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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  • Kyra Althaus

    Kyra Althaus is a Junior Communications Fellow at Climate Advisers where she focuses on enhancing the group’s strategic communications projects.

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  • Andrew Jens

    Andrew Jens is the Chief Financial & Administrative Officer responsible for the finance and administrative functions of Climate Adviser group. His current work focuses on improving the efficiency, insightfulness, timeliness and accuracy of the accounting, financial planning and monthly reporting; maximizing the value of our human resource capital; and, ensuring the use of the most efficient and effective information technology.  more >

  • Elizabeth Mullen

    Elizabeth Mullen is the Grants Manager at Climate Advisers, where she provides contractual and financial management support to the group’s diverse programs. more >

  • Veronica Matthews

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

  • Alexandra Saueressig

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

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  • Grace Olson

    Grace Olson is a grants intern at Climate Advisers. Her work supports the Grants Manager and the group’s diverse portfolio of donor-funded projects. more >

  • Zoe Rydzewski

    Zoe Rydzewski is a Legal Extern at Climate Advisers, where she supports the work of the strategic litigation team.
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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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About Us

Climate Advisers works to strengthen climate action in the United States and around the world through research, analysis, public policy advocacy and communications strategies. We partner with governments, non-profits, philanthropies, international organizations, financial institutions and companies to help deliver the clean economy. We develop and promote sensible, high-impact initiatives that improve lives, enhance international security and strengthen communities. Climate Advisers currently consists of several independent organizations collaborating to advance the same mission, including: Climate Advisers Trust, a U.S. non-profit, Climate Advisers United Kingdom, a U.K. non-profit, and Climate Advisers Incorporated, a global consultancy.

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1320 19th Street, NW, Suite 300, Washington, DC 20036