| BVA Group - Nudge et Comportement | Boulogne-Billancourt | France |
| Behavioral Economics Group | | UK |
| Behavioral Science and Policy Association | Durham, NC | USA |
| Behavioral Science and Policy Center | Durham, NC | USA |
| Behavioural Economics Team of the Australian Government | Canberra | Australia |
| Behavioural Economics in Action at Rotman (BEAR) | Toronto, ON | Canada |
| Behavioural Experiments in Health Network | London | UK/EU |
| Behavioural Insights Team | London | UK/international |
| Behavioural Scientist | New York | USA |
| Belarusian Institute for Strategic Studies (BISS) | Vilnius | Lithuania;Belarus |
| Berliner Institut für christliche Ethik und Politik | | |
| Bertelsmann Foundation | Gütersloh | Germany |
| Bertil Ohlin Institute | Stockholm | Sweden |
| Bibliothek des Konservatismus | Berlin | Germany |
| Blaue Narzisse | 09131 Chemnitz | Germany |
| Bluegrass Institute for Public Policy Solutions | | |
| Bow Group | | |
| Brookings Institution | | |
| Bund Deutscher Unitarier | Giessen | Germany/EU |
| Bund der Steuerzahler e.V. | Berlin | Germany |
| Bureau de Helling | Utrecht | Netherlands |
| Burkestichting | Den Haag | Netherlands |
| Business for New Europe | London | United Kingdom |
| Bündnis Recht und Demokratie | Frankfurt am Main | Germany |
| Bürgerkonvent | Berlin | Germany |
| C02-Coalition | | USA |
| CARIBBEAN POLICY RESEARCH INSTITUTE | | Jamaica |
| CEDER Study Centre of CD&V | Brussels | Belgium |
| CEE Network for Gender Issues | Ljubljana | Slovenia |
| CEVRO Institute | | |
| CEVRO Liberal Conservative Academy | Prague | Czech Republic |
| CONTRIBUYENTES POR RESPETO | | Peru |
| CREO | | El Salvador |
| CREO (Centrum Rozwoju Edukacji Obywatelskiej) | Gdańsk | Poland |
| California Budget Project | Sacramento, CA | USA |
| Caminos de la Libertad | México D.F. | Mexico |
| Canadian Institute for Advanced Research | Toronto, ON | Canada |
| Capitol Research Center | | |
| Captus | Malmö | Sweden |
| Carl Friedrich von Siemens Stiftung | | |
| Carnegie Trust UK | Dunfermline | United Kingdom |
| Cassandra | | |
| Catalanist and Democrat Foundation (CatDem) | Barcelona | Spain |
| Cato Institute | Washington | USA |
| Cato Institute en Español | | |
| Causa Liberal | Porto | Portugal |
| Center for Advanced Hindsight | Durham, NC | USA |
| Center for Civic Education (CREO) | Gdansk | Poland |
| Center for Democracy Foundation | Beograd | Serbia |
| Center for Economic Development (CED) | Sofia | Bulgaria |
| Center for Economic Development (CPHR) | Bratislava | Slovenia |
| Center for Economics and Politics (CEP) | | |
| Center for European Policy | Freiburg | Germany |
| Center for European Policy Analysis | | |
| Center for European Renewal | | |
| Center for Financial Stability | New York | USA |
| Center for Freedom and Prosperity | | |
| Center for Institutional Analysis and Development | Bucharest | Romania |
| Center for Liberal-Democratic Studies (CLDS) | | Serbia |
| Center for Liberty Studies | | Lithuania |
| Center for Social and Economic Research (CASE) | Warschau | Poland |
| Center for Strategic and International Studies | | |
| Center for the Rule of Law | | |
| Center for the Study of Democracy (CSD) | Sofia | Bulgaria |
| Center of Economic Research ETH Zürich | Zürich | |
| Center on Global Prosperity of the Independent Institute | | USA |
| Central Innovation Hub (at the Privy Council) | Ottawa, ON | Canada |
| Centre Jean Gol | Brussels | Belgium |
| Centre Party International Foundation | Stockholm | Sweden |
| Centre d’Analyse Economique | | |
| Centre for Analysis and Simulation of Air Operations | Lyon | France |
| Centre for Analysis of Risk and Regulation (CARR) | London | UK |
| Centre for Democracy and Development (Nigeria) | Abuja | Nigeria |
| Centre for Development and Enterprise (South Africa) | Johannesburg | South Africa |
| Centre for Economics and Politics (CEP) | Prag | Czech Republic |
| Centre for Entrepreneurship and Economic Development (CEED) | | |
| Centre for European Policy Studies | Brussels | Belgium |
| Centre for European Reform (CER) | | United Kingdom |
| Centre for European Studies | | |
| Centre for Liberal Strategies (CLS) | Sofia | Bulgaria |
| Centre for Medicine in the Public Interest | | |
| Centre for Policy Alternatives | | |
| Centre for Policy Studies (CPS) | London | United Kingdom |
| Centre for Political Studies (CEPOS) | Copenhagen | Denmark |
| Centre for Political Thought | Krakow | Poland |
| Centre for Politics and Euro-Atlantic Partnership | | |
| Centre for Research into Post-Communist Economies (CRCE) | London | United Kingdom |
| Centre for Social and Economic Research (RSE) | Reykjavík | Iceland |
| Centre for the New Europe | Brussels | Belgium |
| Centre for the Study of Democracy and Culture | Brno | Czech Republic |
| CentreForum | London | UK |
| Centro Einaudi | Turin | Italy |
| Centro Interdisciplinar de Etica e Economia Personalista | Rio de Janeiro | Brazil |
| Centro Regional de Estrategias Economicas Sostenibles | Santo Domingo | Dominican Republic |
| Centro Tocqueville Acton | Milan | Italy |
| Centro de Analisis para Politicas Publicas | Santo Domingo, D.N. | Dominican Republic |
| Centro de Divulgacion del Conocimiento Economico para la Libertad | Caracas | Venezuela |
| Centro de Economia, Sociedad y Empresa (ESE) | Montevideo | Uruguay |
| Centro de Estudios Economico-Sociales | Guatemala | Guatemala |
| Centro de Estudios Equidad | Valparaíso | Chile |
| Centro de Estudios Legales sobre el Terrorismo y sus Victimas | Buenos Aires | Argentina |
| Centro de Estudios Libertad y Responsabilidad | | Argentina |
| Centro de Estudios Publicos - Chile | Santiago de Chile | Chile |
| Centro de Estudios de la Realidad Economica y Social | Montevideo | Uruguay |
| Centro de Estudios para el Desarrollo | | Uruguay |
| Centro de Implementacion de Politicas Publicas para la Equidad y el Crecimiento | Buenos Aires | Argentina |
| Centro de Investigacion de Instituciones y Mercados de Argentina | Buenos Aires | Argentina |
| Centro de Investigacion de Medios y Sociedad Andes | Santiago de Chile | Chile |
| Centro de Investigacion para el Desarrollo, A. C. | | Mexico |
| Centro de Investigacion y Estudios Legales | | Peru |
| Centro de Investigaciones Economicas Nacionales | Guatemala | Guatemala |
| Centro de Investigaciones sobre la libre empresa | Mexico D.F. | Mexico |
| Centro del Liberalismo Clásico | | |
| Centro para la Apertura y el Desarrollo de America Latina | Buenos Aires | Argentina |
| Centro para la Apertura y el desarrollo de America Latina | Montevideo | Uruguay |
| Centro para la Libertad y el Desarrollo | Virtual Organisation (no headquarter) | Peru |
| Centro per la riforma dello stato | Rome | Italy |
| Centrum Liberalnich Studii | Prague | Czech Republic |
| Centrum Pieter Gillis | | |
| Cercle Frédéric Bastiat | | |
| Chatham House | | |
| Chifley Research Center | Kingston, ACT | Australia |
| Circulo de Empresarios | Madrid | Spain |
| Ciudadano Austral | Castro | Chile |
| Civic Institute | Prag | Czech Republic |
| Civil Society Coalition on Climate Change | | |
| Civil Society Institute (iFRAP) | Paris | France |
| Civil-Military Cooperation | The Hague | Netherlands |
| Civis | | |
| Civismo | Pamplona | Spain |
| Civita | Oslo | Norway |
| Civitas | London | United Kingdom |
| Clemson Institute for the Study of Capitalism | | |
| Clexit | | |
| Club 2015 | | |
| Cobden Centre | | |
| Cogito | Stockholm | Sweden |
| Cold Weather Operations | Bodø | Norway |
| Cologne Institute for Economic Research | Köln | Germany |
| Combined Joint Operations from the Sea | Norfolk | USA |
| Command and Control | Utrecht | Netherlands |
| Committee For A Constructive Tomorrow | Washington DC | USA |
| Compact | Leipzip | |
| Competitive Enterprise Institute | | |
| Competitive Malta | | |
| Conservative Institute of M. R. Stefanik | Bratislava | Slovakia |
| Conservative Technology Forum | | |
| Constantine Karamanlis Institute for Democracy | Athens | Greece |
| Contribuables Associés | | |
| Cooperative Cyber Defence | Tallinn | Estonia |
| Coordinadora por la Inversion y el Trabajo | Lima | Peru |
| Corporacion Excelencia en la Justicia | Bogotá | Colombia |
| Council for National Policy | | |
| Council on Foreign Relations | | |
| Council on Public Policy | Bayreuth | Germany |
| Counter Intelligence | Krakow | Poland |
| Counter-Improvised Explosive Devices | Madrid | Spain |
| Crisis Management and Disaster Response | Sofia | Bulgaria |
| Croatian Statehood Foundation (ZHDZ) | Zagreb | Croatia |
| Cul:tra | Lisbon | Portugal |
| Cultural Association Punto Rosso | Milan | Italy |
| Círculo Acton Chile | | Australia |
| Danish Nudging Network | | Denmark |
| De Gasperi Foundation | Rome | Italy |
| De Warande | | |
| Defence Against Terrorism | Ankara | Turkey |
| Degussa Sonne/Mond Goldhandel GmbH | Munich; Frankfurt | Germany |
| Democracia & Desarrollo Internacional | Lima | Peru |
| Democracy Lab- Costa Rica | | Costa Rica |
| Democracy in Africa Research Unit (South Africa) | Cape Town | South Africa |
| Democracía & Mercado | Santiago de Chile | Chile |
| Democratic Civic Association (DCA) | Helsinki | Finland |
| Demos (LT) | Vilnius | Lithuania |
| Desiderius-Erasmus-Stiftung | Berlin | Germany |
| Deutsche Bank Research | Frankfurt am Main | Germany |
| Deutsche Gesellschaft für Auswärtige Politik (German Council on Foreign Affairs) | | |
| Deutsches Institut für Urbanistik | | |
| Deutsches Institut für Wirtschaftsforschung e.V. | Berlin | |
| Deutschlandbewegung | Starnberg | Germany |
| Die Familienunternehmer - ASU | Berlin | Germany |
| Die Freie Welt | 10119 Berlin | Germany/EU |
| Diktio Network | | Greece |
| E.G. West Centre | Newcastle | United Kingdom |
| E2T2 Hellenic Conservatives and Reformists' Think Tank | Glyfada | Greece |
| ECIPE | Brüssel | Belgium |
| ECONWATCH | Berlin | Germany |
| EIKE | Jena | Germany |
| EIPF | | |
| ESEADE | Buenos Aires | Argentina |
| Earhart Foundation | | |
| EcoAustria | Wien | Austria |
| Economic Freedom and Social Progress Association | | |
| Economic Policy Institute | Washington, D.C. | USA |
| Economic Policy Research Institute (EPRI) | | |
| Economic and Social Research Center | Vienna | Austria |
| Economic and Social Research Institute | Dublin | Ireland |
| Economica Institut für Wirtschaftsforschung | | |
| Ecopolis Foundation | | Hungary |
| EdChoice | Indianapolis | USA |
| Edmund Burke Institute | | |
| Eduardo Frei Stichting | The Hague | Netherlands |
| Education for Democracy Foundation | | |
| Educational Initiative for Central and Eastern Europe (EICEE) | | |
| Eigentümlich Frei | 40549 Düsseldorf | Germany |
| Ein Prozent | 02797 Kurort Oybin | |
| Einaudi Institute for Economics and Finance | Rome | Italy |
| El Ojo Digital | | Argentina |
| Energy Security | Vilnius | Lithuania |
| Entscheidung für´s Leben | 10119 Berlin | Germany |
| Espaces Marx | Paris | France |
| Estat.cz | Prague | Czech Republic |
| Estudantes Pela Liberdade | Network - no headquarter | Brazil |
| Estudiantes por la Libertad | | Washington DC |
| Etopia | Namur | Belgium |
| Eudoxa | Stockholm | Sweden |
| Eurolib Network | | France |
| Europa Institut | | |
| EuropaNova | Paris | France/EU |
| Europartenaires | Paris | France |
| Europe of Citizens Foundation | Madrid | Spain |
| European Academy for Democracy | Prague | Czech Republic |
| European Academy of Yuste | | |
| European Alternatives | Rome | Italy |
| European Center of Austrian Economics Foundation | Vaduz | Liechtenstein |
| European Coalition for Economic Growth | Vienna | Austria |
| European Committee For A Constructive Tomorrow | Jena | Germany |
| European Council on Foreign Relations | | |
| European Dignity Watch | Brussels | Belgium |
| European Energy Institute | | |
| European Enterprise Institute | Brussels | Belgium |
| European Forum for Democracy and Solidarity | Amsterdam | Netherlands |
| European Ideas Network (EIN) | Brüssel | Belgium |
| European Institute for Climate and Energy | | |
| European Law Institute | | |
| European Liberal Forum | Brussels | Belgium |
| European Liberal Youth (LYMEC) | Brussels | Belgium |
| European Network of Political Foudations | | |
| European Network of Political Foundation (ENoP) | | |
| European Policy Center | Brussels | Belgium |
| European Policy Forum | London | UK |
| European Policy Information Center | | |
| European Renewal | Amsterdam | Netherlands |
| Europäisches Institut für Klima und Energie | Jena | Germany |
| Evropska Akademie pro Demokracii | Jihlava | Czech Republic |
| Explosive Ordnance Disposal | Trenčín | Slovakia |
| F.A.Hayek Foundation (Slovakia) | | |
| F.A.Hayek Foundation Bratislava | | |
| FEMAN | Kosice | Slovakia |
| FIEL - Fundacion de Investigaciones Economicas Latinoamericanas | Buenos Aires | Argentina |
| Federalismo y Libertad | | Argentina |
| Finnish Business and Policy Forum (EVA) | Helsinki | Finland |
| Flemish People's Movement | | |
| Fondation Copernic | Paris | France |
| Fondation Gabriel Péri | Pantin | France |
| Fondation Jean-Jaurès | Paris | France |
| Fondation Robert Krieps | Luxembourg | Luxembourg |
| Fondation Robert Schuman | Paris | France |
| Fondation de l'Ecologie Politique | Paris | France |
| Fondation pour l'Innovation Politique | Paris | France |
| Fondazione Critica Liberale | Rome | Italy |
| Fondazione Farefuturo | Rome | Italy |
| Fondazione Foedus | Rome | Italy |
| Fondazione Istituto Gramsci | Rome | Italy |
| Fondazione ItalianiEuropei | Rome | Italy |
| Fondazione Liberal | Rome | Italy |
| Fondazione Respublica | Milano | Italy |
| Fondazione Socialismo | Rome | Italy |
| Fondazione Ugo Spirito e Renzo De Felice | Rome | Italy |
| Fondazzjoni Ideat | Hamrun | Malta |
| Forma, Formacion y Accion | | Venezuela |
| Foro de Estudios sobre la Administracion de Justicia | Buenos Aires | Argentina |
| Forschungsinstitut zur Zukunft der Arbeit | Cologne | Germany |
| Forschungsseminar Radein zum Vergleich von Wirtschafts- und Gesellschaftssystemen e.V. | Pforzheim | Germany |
| Forum Velden | Klagenfurt | |
| Forum for Greece | Athens | Greece |
| Forum for Reforms, Entrepreneurship and Sustainability (FORES) | Stockholm | Sweden |
| Foundation Hope for Haiti, Inc. | Royal Palm Beach | Florida |
| Foundation for Economic Education | | |
| Foundation for European Progressive Studies (FEPS) | Brussels | Belgium |
| Foundation for Fundamental Rights | Warsaw | Poland |
| Foundation for Market Economy (FME) | Budapest | Hungary |
| Foundation for Marxist Studies | Madrid | Spain |
| Foundation for Occidental Ethics and Culture (STAB) | Zurich | Switzerland |
| Foundation for Social Studies and Analysis | | |
| Foundation for a Civic Hungary | Budapest | Hungary |
| Fraser Institute | Vancouver; offices in Montreal, Calgary and Toronto | Canada |
| Free Minds Association | Baku | Aserbeidschan. |
| Freedom and Reform Institute | Budapest | Hungary |
| Freedom and Solidarity Foundation | Riga | Latvia |
| Freedom to Trade Initiative | | |
| FreedomWorks | | |
| Freiheits Akademie (Oesterreich) | Vienna | Austria |
| Freiheitsakademie | Wien | Austria |
| Freiheitswerk | | Germany |
| French Nudge Project | Paris | France |
| Friedrich August von Hayek-Stiftung für eine freie Gesellschaft | Berlin | Germany |
| Friedrich Ebert Stiftung | | |
| Friedrich Ebert Stiftung (FES) | Bonn | Germany |
| Friedrich Naumann Stiftung für die Freiheit | Potsdam | Germany |
| Friedrich von Hayek Stiftung | Freiburg | Germany |
| Friends of Europe | | |
| Fronteiras do Pensamento | Porto Alegre | Brazil |
| Frédéric Bastiat Stichting | Amsterdam | Netherlands |
| Fundacio Gabriel Alomar | Palma Illes Balears | Spain |
| Fundacion Atlas 1853 - para una sociedad libre | Buenos Aires | Argentina |
| Fundacion Bases | Rosario | Argentina |
| Fundacion Burke | Madrid | Spain |
| Fundacion Centro de Pensamiento Primero Colombia | Bogotá | Colombia |
| Fundacion Chile Interactural | Temuco | Chile |
| Fundacion Civico Republicana | Buenos Aires | Argentina |
| Fundacion Club de la Libertad | Corrientes | Argentina |
| Fundacion Contemporanea | Buenos Aires | Argentina |
| Fundacion EQUO | Madrid | Spain |
| Fundacion Ecuador Libre | Guayaquil | Ecuador |
| Fundacion Eleutera | San Pedro Sula | Honduras |
| Fundacion Global | Mar del Plata | Argentina |
| Fundacion Hayek Colombia | Bogotá | Colombia |
| Fundacion Iberoamerica Europa | Madrid | Spain |
| Fundacion Instituto David Hume | Ciudad de Buenos Aires | Argentina |
| Fundacion Internacional para la Libertad | orginally based Madrid, moved to Rosario (Argentina) | Argentina |
| Fundacion Internacionalismo Democratico | | Colombia |
| Fundacion Issos para la Libertad y el Desarrollo | Belén | Paraguay |
| Fundacion Jaime Guzman | | Chile |
| Fundacion Jovenes Lideres | Buenos Aires | Argentina |
| Fundacion Libertad | Santa Fe | Argentina |
| Fundacion Libertad - Panama | | Panama |
| Fundacion Libertad Paraguay | | Paraguay |
| Fundacion Libertad y Progreso | Buenos Aires | Argentina |
| Fundacion Nicaragüense para el Desarrollo Economico y Social | Managua | Nicaragua |
| Fundacion Nueva Democracia | Santa Cruz de la Sierra | Bolivia |
| Fundacion Pablo Iglesias | Madrid | Spain |
| Fundacion Para el Desarrollo Integral de la Sociedad | | Dominican Republic |
| Fundacion Pensar | | Argentina |
| Fundacion Pensar Peru | | Peru |
| Fundacion Rafael Preciado Hernandez, A.C. | Mexico City | Mexico |
| Fundacion Rafael del Pino | | Spain |
| Fundacion Salvadorena para el Desarrollo Economico y Social | | El Salvador |
| Fundacion para el Analisis y los Estudios Sociales (FAES) | Madrid | Spain |
| Fundacion para el Progreso | Santiago de Chile | Chile |
| Fundacion para la Responsabilidad Intelectual | Buenos Aires | Argentina |
| Fundació Catalunya Oberta (FCO) | Barcelona | Spain |
| Fundació Nous Horitzons | Barcelona | Spain |
| Fundació Rafael Campalans | Barcelona | Spain |
| Fundacja Industrial | Lódz | Poland |
| Fundacja Klub Obywatelski | Warsaw | Poland |
| Fundacja Projekt Polska | Warsaw | Poland |
| Fundacja Republikańska | | |
| Fundatia Institutul Ovidiu Sincai | Bucharest | Romania |
| Fundação Res Publica | Lisbon | Portugal |
| Fórum da Liberdade | | |
| Förderstiftung konservative Bildung und Forschung | Berlin | Germany |
| Galician Society for Freedom and Democracy | Tui | Spain |
| Gauche reformiste europeenne | Brussels | Belgium |
| Gdansk Institute for Market Economics | Gdańsk | Poland |
| Geneva Centre for Security Policy | | |
| Ghana Center for Democratic Development | Legon-Accra | Ghana |
| Global Agenda Council - Water Security | | Switzerland |
| Global Government Forum | | UK |
| Global Vision | London | United Kingdom |
| Global Warming Policy Forum | London | United Kingdom |
| Global Warming Policy Foundation | London | United Kingdom |
| Goldwater Institute | | |
| GovLab (NYU) | New York | USA |
| Government Innovators Network | Cambridge, MA | USA |
| Greek Green Institute | Athens | Greece |
| Green Economics Institute | Reading | UK |
| Green European Foundation | Luxembourg | Luxembourg |
| Green Forum Foundation | Stockholm | Sweden |
| Green Foundation Ireland | | Ireland |
| Green Thought Association | Istanbul | Turkey |
| Group for Legal and Political Studies | Prishtina | Kosovo |
| Gruene Bildungswerkstatt | Vienna | Austria |
| Grupo Refundar | | Argentina |
| Gréng Stëftung | Luxembourg | Luxembourg |
| Grüne Bildungswerkstatt | Vienna | Austria |
| HACER | Washington | USA |
| Hamburg Institute for International Economics | Hamburg | Germany |
| Hanns Seidel Stiftung | Munich | Germany |
| Harvard Behavioural Insights Group | Cambridge, MA | USA |
| Haya van Someren Stichting/VVD International | The Hague | Netherlands |
| Hayek Institute | Vienna | Austria |
| Hayek Institute of Brussels | | |
| Hayek-Gesellschaft | Berlin | Germany |
| Health Consumer Powerhouse (HCP) | Danderyd | Sweden |
| Health Foundation, The | London | UK |
| Health Policy Institute | Prokopova 15, 851 01 Bratislava | Slovakia |
| Health Reform.cz | Prag | Czech Republic |
| Heartland Institute | Chicago | USA |
| Heinrich Böll Stiftung | Berlin | Germany |
| Hellenic Leadership Institute (HLI) | Athen | Greece |
| Heritage Foundation | | |
| Honduras Investiga | San Pedro Sula | Honduras |
| Hoover Institution | | |
| Http://www.friendsofeurope.org/ | | |
| Hudson Institute | | |
| Human Intelligence | Oradea | Romania |
| IDEA | 35528 Wetzlar | Germany |
| IDEAL Instituto Desarrollo Ambiente y Libertad IDEAL Latinoamerica | Heredia | Costa Rica |
| IDL-Instituto Amaro da Costa | Lisbon | Portugal |
| IMANI | | |
| INudgeyou | Copenhagen | Denmark |
| IPPR (Institute for Public Policy Research) | London | UK |
| ISA - Instituto de estudios para una Sociedad Abierta | | Panama |
| IZA - Institute of Labor Economics | Bonn | Germany |
| Icelandic Research Centre for Innovation and Economic Growth | Reykjavík | Iceland |
| Ideas | Madrid | Spain |
| Ideas42 | New York | USA |
| Identitäre Bewegung | 33184 Altenbeken | Germany |
| Ifo Institut für Wirtschaftsforschung | Munich | Germany |
| Information Society Alliance EURIM | | |
| Initiative Familienschutz | Berlin | Germany |
| Initiative Neue Soziale Marktwirtschaft | 10117 Berlin | Germany |
| Initiative for Public Policy Analysis | | Nigeria |
| Initiative for Science, Society and Policy | Odense | Denmark |
| Innovation Journal | | Canada |
| Institucion Futuro | Huarte | Spain |
| Institución Futuro | | |
| Institut Constant de Rebecque | Lausanne | Switzerland |
| Institut Coppet | Paris | France/EU |
| Institut Economique Molinari | Brussels | Belgium |
| Institut Euro 92 | | France |
| Institut Montaigne | Paris | France |
| Institut Qualitaet in der Politik | | Austria |
| Institut Thomas More | | |
| Institut Turgot | | |
| Institut dr. Jozeta Pucnika | Ljubljana | Slovenia |
| Institut fuer Wertewirtschaft | Vienna | Austria |
| Institut fuer soziale Gegenwartsfragen | Stuttgart | Germany |
| Institut für Demographie, Allgemeinwohl und Familie e.V. | 53757 Sankt Augustin | |
| Institut für Gesundheits- und Sozialforschung | Berlin | Germany |
| Institut für Qualität der Politik | | Austria |
| Institut für Sozialforschung und Gesellschaftspolitik | Cologne | Germany |
| Institut für Staatspolitik | Steigra | Germany |
| Institut für strategische Studien Berlin | Berlin | Germany |
| Institute Emile Vandervelde | Brussels | Belgium |
| Institute Thomas More | Brüssel | Belgium |
| Institute de Formation Politique | Paris | |
| Institute dr. Janez Evangelist Krek | Ljubljana | Slovenia |
| Institute for Development and Social Initiatives (IDIS) | Chişinău | Moldova |
| Institute for East West Security Studies | | |
| Institute for Economic Development and Social Reform (INEKO) | | |
| Institute for Economic Education | | |
| Institute for Economic Studies Europe (IES) | Aix-en-Provence | France |
| Institute for Economic and Social Reforms (INEKO) | Bratislava | Slovakia |
| Institute for Free Enterprise | Berlin | Germany |
| Institute for Government (UK) | London | UK |
| Institute for Human Studies | | USA |
| Institute for Humane Studies-Europe | | |
| Institute for Innovation & Valuation in Health Care | Wiesbaden | Germany |
| Institute for Labour Studies (ILS) | Ljubljana | Slovenia |
| Institute for Liberal Studies (Romania) | Bucharest | Romania |
| Institute for Lifestyle Options and Longevity (ILOL) | Zeleneč | Czech Republic |
| Institute for Market Economics (IME) | Sofia | Bulgaria |
| Institute for Modern Slovakia | Bratislava | Slovakia |
| Institute for Popular Studies | Bucharest | Romania |
| Institute for Public Affairs | | |
| Institute for Research in Economics and Fiscal Issues (IREF) | | |
| Institute for Research on Economic and Fiscal Issues | Paris | France |
| Institute for Security Studies (South Africa) | Pretoria | South Africa |
| Institute for Social Integration | Sofia | Bulgaria |
| Institute for Social-Ecological Economy Research | Munich | Germany |
| Institute for Strategic Studies and Prognoses (ISSP) | Podgorica | Montenegro |
| Institute for Strategic and Development Studies (ISTAME) | Athens | Greece |
| Institute for Transitional Democracy and International Security (ITDIS) | Budapest | Hungary |
| Institute for cultural diplomacy (icd) | Berlin | Germany |
| Institute of African Economics | | |
| Institute of Democratic Politics (Lithuania) | Vilnius | Lithuania |
| Institute of Economic Affairs | | United Kingdom |
| Institute of Economic Affairs (Kenya) | Nairobi | Kenya |
| Institute of Economic and Social Studies | Bratislava | Slovakia |
| Institute of Euro-Atlantic Cooperation | | |
| Institute of Political Studies of the Polish Academy of Science | | |
| Institute of Public Affairs (Australia) | Melbourne | Australia |
| Institute of Public Affairs (Instytut Spraw Publicznych) | | |
| Institute on Governance | Ottawa | Canada |
| Instituto Accion | Lima | Peru |
| Instituto Acton Argentina | | Argentina |
| Instituto Cultural Ludwig Von Mises | | Mexico |
| Instituto Democracia y Mercado | Santiago de Chile | Chile |
| Instituto Ecuatoriano de Economia Politica - IEEP | Guayaquil | Ecuador |
| Instituto Eurodemokratias Glafko Klerides | Nicosia | Cyprus |
| Instituto Francisco Sa Carnero | Lisbon | Portugal |
| Instituto Francisco Sá Carneiro | Lisbon | Portugal |
| Instituto Invertir | Líma | Peru |
| Instituto Juan de Mariana | Madrid | Spain |
| Instituto Liberal | Rio de Janeiro | Brazil |
| Instituto Liberal de Sao Paulo | São Paulo | Brazil |
| Instituto Liberdade | Porto Alegre | Brazil |
| Instituto Libertad | Cartago | Costa Rica |
| Instituto Libertad y Democracia | Lima | Peru |
| Instituto Libertad y Progreso | | Colombia |
| Instituto Ludwig von Mises Brasil | | Brazil |
| Instituto Luigi Sturzo | Rome | Italy |
| Instituto Manuel Oribe | | Uruguay |
| Instituto Millenium | Rio de Janeiro | Brazil |
| Instituto Mises Hispano | Auburn, Alabama | USA |
| Instituto Peruano de Economia | Lima | Peru |
| Instituto Peruano de Economía | Lima | Peru |
| Instituto Politico para la Libertad | Lima | Peru |
| Instituto Res Publica | Santiago de Chile | Chile |