Who we are

Marcio Astrini

Executive Secretary

Marcio Astrini holds an undergraduate degree in public management and a graduate degree in public policy and constitutional law. He has extensive experience in the Executive and Legislative branches and in the Third Sector. For the past 13 years, he has worked for Greenpeace Brasil, where he coordinated the areas of climate, Amazon and, more recently, public policy. He is a member of the general assembly of the Brazilian Forum on Climate Change. He has been executive secretary of OC since March 2020.

Joana Amaral

Executive Coordinator

Joana Amaral is a forestry engineer who holds a master's degree in development, society and international cooperation and an advanced studies diploma in environmental education. She has more than 15 years of experience in managing projects and programs in the Ministries of Education and Environment of Brazil, and in facilitating participatory processes, management and governance in international organizations, NGOs and networks.

Claudio Angelo

Coordinator of Communications

Claudio Angelo is a journalist with 20 years of experience in the coverage of international climate negotiations and climate science. He is the author of Espiral da Morte – como a humanidade alterou a máquina do clima (Companhia das Letras, 2016). He has been granted an Esso Journalism Award (scientific and technological information, 2009) and a Jabuti Award (natural sciences, environment and mathematics, 2017).

[email protected] +5561 99825-4783

Suely Araújo

Senior Specialist in Public Policies

Suely Araujo is an urbanist and an attorney and holds a PhD in political science. She has been providing legislative consultancy to the House of Representatives in the areas of environment and urban planning for 29 years. She is a voluntary professor and full collaborating researcher at the Institute of Political Science at the University of Brasília and a Professor in the master's program in public administration at Instituto Brasiliense de Direito Público. She was Chairwoman of Ibama (2016-2018).

Tatiana Lobão

Digital Intelligence Specialist

Tatiana Lobão is a Strategy and Data Intelligence Consultant and has coordinated electoral campaigns and digital operations at major events and for governments, brands and third-sector players. In OC she develops data intelligence and strategic planning projects for digital environments.

[email protected]

Lorena Masri

Project Manager

Lorena Masri holds a degree in international relations and political science, a master’s degree in cooperation and development and specializes in managing programs, processes, results and governance.

Solange A. Barreira

Press Relations

Solange A. Barreira is a journalist who holds a degree from ECA-USP. She has worked for Globo, Abril and Bei. She is a founding partner of P&B Communicação, a company that has been focused on environmental issues since 2006. In OC, she is responsible for the strategic publicizing of environment and climate change issues.

[email protected] +55 11 9 8108-7272

Stela Herschmann

Climate policy specialist

Stela has a master's degree in Business Administration from EBAPE/FGV with an emphasis on Government, Institutions and Public Policies and a master's degree in Environmental Law and Policies from Duke University. She is a specialist in Environmental Law from PUC-Rio and has worked with [environmental] licensing and impact assessment. Since 2014 her work has been focused on climate and third sector issues.

Tasso Azevedo

Technical Coordinator

Tasso Azevedo is a forestry engineer, a consultant and social entrepreneur in sustainability, forestry and climate. He was General Director of the Brazilian Forest Service and Executive Director of Imaflora. He is head of the Climate Observatory's Greenhouse Gas Emissions Estimation System (SEEG) and of the Mapbiomas consortium. He is a research associate at the Brazil Lab at Princeton University.

Nauê Bernardo Pinheiro de Azevedo

Legal advisor

Lawyer and political scientist (University of Brasília), with a specialization in Public Law from the Escola Superior de Magistratura do Distrito Federal. Currently a graduate student in private law at the Università degli Studi "Mediterranea" di Reggio Calabria and in constitutional law at the Brazilian Institute of Education, Development and Research (IDP) in Brasília.

[email protected]

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