Business 20

The Business 20 (B20) was established in 2010 by the South Korean presidency with the aim of promoting debate and political articulation of recommendations on agendas related to global economic growth and business development. The group is made up of task forces led by senior business executives from the G20 countries.

The B20 in Brazil, organised by the National Confederation of Industry (CNI), has established seven Task Forces and an Action Council, dedicated to specific areas that resonate with the motto "Inclusive Growth for a Sustainable Future". The areas include: Trade & Investment; Jobs & Education; Digital Transformation; Energy & Climate Transition; Finance & Infrastructure; Integrity & Compliance; Sustainable Food Systems & Agriculture; and Women & Diversity and Inclusive Business.

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Think 20

The Think 20 (T20) was established in 2012, by the Mexican presidency. The T20 aims to be a space of intellectual and political reference for the G20. By bringing together think-tanks, high-level experts and other leading organisations in research and intellectual development, the group provides the ideal environment for generating and sharing ideas that aims to solve socio-economic issues of international relevance. At the end of its meetings, the T20's recommendations are converted into publications such as policy briefs that are presented to working groups, ministerial meetings and the G20 Leaders' Summit.

Women 20

Woman 20 or Women 20 (W20) was established in 2015 by the Turkish presidency with the aim of promoting debate and political articulation of recommendations on women's economic empowerment and gender equity. The group brings together experts, organisations, start-ups, universities and entities from all member countries, making it the G20's main forum for discussing gender issues.

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Youth 20

Youth 20 (Y20) or Juventude 20 (in Portuguese) was established in 2016 by the Chinese presidency with the aim of promoting debate and articulate recommendations on key issues for young people around the world. The group brings together delegations of young people aged between 18 and 30 and acts as an official consultation forum for young people from all G20 member countries to dialogue with each other. The Y20 encourages young people as future leaders to raise awareness of global issues, exchange ideas, argue, negotiate and reach consensus. In Brazil, Y20 is coordinated by the Youth Secretary of the City of Rio de Janeiro; the National Youth Council (CONJUVE) and the National Youth Secretariat.

Labour 20

Labour 20 (L20) was established in 2011, by the French presidency. The L20 has the aim of promoting debate and articulating recommendations on issues affecting and involving the global working class. The group brings together the main leaders of trade union organisations.

Urban 20

The Urban 20 (U20) was established in 2018 with the co-chair of Buenos Aires and Paris and is a city diplomacy initiative that brings together cities from the G20 member countries with the aim of promoting debate and the political articulation of recommendations on the economic, climate and development agendas in cities. The U20 initiative is permanently convened by C40 Cities and United Cities and Local Governments, under the leadership of one or two host cities that change every year. Previous U20 cycles have been chaired by Buenos Aires and Paris (2018), Tokyo (2019), Riyadh (2020), Rome and Milan (2021), Jakarta and West Java (2022) and Ahmedabad (2023).

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Science 20

Science 20 (S20) or Ciência 20 (in Portuguese) was established in 2017 by the German presidency with the aim of promoting debate and articulate recommendations on science and technology agendas. The group is made up of the national science academies of the G20 countries and promotes an official dialogue between the scientific community and policymakers. Similar to the G20, the S20 has a non-permanent rotating secretariat and operates as a forum (rather than an organisation), with its summits being held annually, usually before the respective G20 Summit. During the 2024 edition in Brazil, the meetings will be organised by the Brazilian Academy of Sciences.

Sai 20

The Superior Audit Institution 20 (SAI20) or grupo das Instituições de Controle 20 (in Portuguese) was established in 2022 by the Indonesian presidency and aims to promote debate and articulate recommendations on transparency, accountability and anti-corruption among the G20 countries. The group brings together the Supreme Audit Institutions (SAIs) of each participating country. The aim of the 2024 edition of the SAI will be to collaboratively explore, discuss and formulate a common perspective for SAIs on the issues of climate finance and poverty reduction.

Startup 20

Startup 20 was established in 2023 by the Indian presidency with the aim of promoting debate and the articulation of recommendations on the agendas of technology, innovation and the development of startups, small and medium-sized enterprises. The group brings together the leading names in the sector from all the countries in the group. The group's priorities are to discuss the sector's challenges, such as: technological transformations, public digital infrastructure, technologies as allies for preserving the environment, governance and multilateral reforms, as well as other essential themes for building a fairer and more sustainable future.

Parliament 20

Parliament 20 (P20) or Parlamento 20 (in Portuguese) was established in 2010 by the Canadian presidency. The group is led by representatives of the parliaments of each G20 country and its meetings are primarily aimed at involving the parliamentary sphere in discussions on global governance, taking into account the political reality of each country. The P20 and the U20 are the only engagement groups whose main participants are government representatives.

Civil 20

The Civil 20 or Civil Society 20 (C20) was established in 2013 by the Russian presidency. The group is made up of representatives of organised civil society (e.g. NGOs, foundations, entities, social movements and others) in the G20. The Group was officially launched in 2013, although civil society engagement among G20 member countries began in 2010. The C20 provides a platform for Civil Society Organisations (CSOs) around the world to  provide space through which global CSOs can contribute in a structured and sustained way to the G20.

Ocean 20

Ocean 20 (O20) or Oceano 20 (in Portuguese) was first organised in 2020 during Indonesia's presidency. The O20 has the aim of promoting debate and articulate recommendations on the ocean economy, preservation and conservation of the oceans. In the 2024 edition, the group is consolidated as part of the G20's official engagement groups in line with the global commitment to sustainable development.