| Australia | AusHEP | Tue 24 Apr 2007 | Kevin Varvell |
| Austria | BMWF | Mon 10 Nov 2008 | Peter Kowalski |
| Belgium | FWO | Wed 20 Sep 2006 | Elisabeth Monard |
| Belgium | FNRS | Tue 24 Oct 2006 | Marie-José Simoen |
| Brazil | FAPESP | Fri 15 May 2009 | Celso Lafer |
| Canada | CFI | Tue 17 Oct 2006 | Alan Shotter |
| Canada | ATLAS-Canada-West | Tue 01 Apr 2008 | Robert McPherson | Univ. Victoria/CIPP, Michel Vetterli | SFU/TRIUMF |
| Canada | ATLAS-Canada-East | Wed 02 Apr 2008 | Robert McPherson | Univ. Victoria/CIPP, Pierre Savard | Univ. Toronto/TRIUMF, Michel Vetterli | SFU/TRIUMF |
| China | IHEP | Mon 06 Feb 2006 | Hensheng Chen |
| Czech Republic | FZU | Mon 14 Apr 2008 | Jan Ridky | Director FZU, Jiri Niederle |
| Denmark | NSRC | Wed 12 Jul 2006 | John Renner Hansen |
| Estonia | NICPB | Wed 24 Oct 2007 | Raivo Stern |
| Finland | HIP | Tue 23 Oct 2007 | Dan-Olof Riska |
| France | CEA / DSM / DAPNIA (IRFU) | Wed 08 Feb 2006 | Jean Zinn-Justin |
| France | CNRS-IN2P3 | Thu 02 Mar 2006 | Michel Spiro |
| Germany | Freiburg | Thu 08 Nov 2007 | Gerhard Schneider |
| Germany | MPG | Mon 13 Feb 2006 | Siegfried Bethke |
| Germany | LMU / LRZ | Mon 03 Dec 2007 | S. Stintzing | LMU, H.-G. Hegering | LRZ |
| Germany | RWTH-Aachen | Wed 29 Nov 2006 | Burkhard Rauhut |
| Germany | GSI | Tue 21 Feb 2006 | Alexander Kurz | Director, Peter Braun-Munzinger | Director |
| Germany | Goettingen | Sat 04 Apr 2009 | Arnulf Quadt | MD, Markus Hoppe | President |
| Germany | FZK | Wed 12 Apr 2006 | Reinhard Maschuw |
| Germany | DESY | Wed 08 Feb 2006 | Rolf Dieter-Heuer |
| Germany | BUW | Wed 08 Aug 2007 | Hans-Joachim von Buchka |
| Greece | University of Ioannina | Tue 29 Mar 2011 | Venetsanos Mavreas |
| Greece | Kavala Institute of Technology (SUSPENDED INDEFINITELY Q42022) | Mon 24 Jun 2013 | Athanasios Mitropoulos |
| Hong Kong | Research Grants Council | Tue 22 Oct 2019 | Ming-chung Chu |
| Hungary | NRDIO (formerly NKTH) | Mon 03 Dec 2007 | Ferenc Partos |
| India | DAE | Fri 21 Apr 2006 | Ananda Bose |
| Israel | ICHEP | Mon 30 Apr 2007 | E. Rabinovici | ICHEP, M. Yaari | Isr. Acad. of Science |
| Italy | INFN | Wed 27 Sep 2006 | Roberto Petronzio |
| Japan | The University of Tokyo | Fri 31 Mar 2006 | H. Komiyama |
| Republic of Korea | MSIT | Tue 24 Apr 2018 | Seonhoon Yoon | MSIT, Youngdae Ryu | NRF, Seo-Young Noh | GSDC-KISTI |
| Republic of Korea | MEST (GSDC at KISTI) | Fri 01 Jun 2012 | Kim Soo Yum | MEST, Kyung-Woo Lee | NRFK, Haeng Jin Jang | GSDC |
| Republic of Korea | KICOS-ALICE (Daejeon) | Fri 26 Oct 2007 | Cheon Il Eom |
| Republic of Korea | KICOS-CMS (Daegu) | Tue 11 Nov 2008 | Cheon Il Eom |
| Latin America | CLAF / RENAFAE | Tue 17 Sep 2013 | Dr Carlos Trallero-Giner |
| Republic of Latvia | Ministry of Education and Science (MoE), Republic of Latvia | Wed 05 Jun 2024 | Arvils Ašeradens |
| Malaysia | University of Malaya (SUSPENDED INDEFINITELY Q4 2023) | Wed 13 May 2015 | Mohd Amin Jalaludin |
| Mexico | UNAM (Universidad Nacional Autonoma de Mexico) | Mon 03 Nov 2014 | Eduardo Barzana Garcia |
| Netherlands | NIKHEF | Thu 20 Apr 2006 | Frank Linde |
| Netherlands | NIKHEF Addendum | Thu 20 Apr 2006 | Frank Linde |
| Norway | The Research Council of Norway | Thu 13 Dec 2007 | Ole Henrik Ellestad |
| Pakistan | PAEC / NCP | Thu 26 Jan 2006 | Pervez Butt |
| Pakistan | COMSATS Institute of Information Technology | Tue 03 Mar 2015 | Sajjad Mohsin |
| Poland | Ministry of Science & Higher Education | Fri 26 Jan 2007 | Krzystof Jan Kurzydlowski |
| Portugal | GRICES – LIP | Tue 25 Jul 2006 | G. Barreira | President, M. V. de Magalhaes Correa | Director |
| Romania | Institute of Atomic Physics (IFA) | Mon 06 Mar 2006 | Anton Anton |
| Russia | JINR | Tue 04 Sep 2007 | A. N. Sissakian |
| Russia | FASI (International Cooperation Agreement TERMINATED 30NOV2024) | Tue 03 Jul 2007 | Sergei Mazurenko |
| Republic of Serbia | NITRA & MIT | Fri 15 Dec 2023 | Dr. Jelena Begović, Dr. Mihailo Jovanović |
| Slovak Republic | Ministry of Education, Science, Research & Sport | Mon 08 Oct 2012 | Duŝan Čaplovič |
| Slovenia | SiGNET | Wed 25 Apr 2007 | Primoz Tristorjek |
| South Africa | Department of Science & Technology | Tue 28 Apr 2015 | Happy Sithole |
| Spain | Ministerio de Ciencia e Innovación | Fri 06 Jul 2007 | Miguel Angel Quintanilla Fisac |
| Sweden | SNIC | Mon 10 Mar 2008 | Par Omling |
| Switzerland | SER / SNF / ETH / CSCS | Wed 11 Apr 2007 | André Rubbia |
| Taipei | Academia Sinica | Fri 09 Dec 2005 | Yuan-Tseh Lee |
| Taiwan | MOST/NIAR (formerly NarLabs)/NCHC | Sat 16 Jan 2016 | Ce-Kuen Shieh |
| Thailand | CU / SUT / NSTDA | National e-Science Infrastructure Consortium | Thu 10 Oct 2013 | Pirom Kamolratanakul (CU), Prasart Suebka (SUT), Thaweesak Koanantakool (NSTDA) |
| Turkey | TAEK | Tue 29 Jan 2008 | Okay Cakiroglu |
| Ukraine | National Academy of Sciences of Ukraine | Wed 05 Jul 2006 | Anatoly Shpak |
| United Kingdom | PPARC | Wed 08 Mar 2006 | Richard Wade |
| USA | US-ATLAS | Wed 01 Mar 2006 | Sam Aronson, Mike Tuts |
| USA | US-LBNL-ALICE | Fri 18 Feb 2011 | James Symons, Katherine Yelick |
| USA | US-LLNL-ALICE | Mon 27 Jun 2011 | Bill Goldstein, Tomas Diaz de la Rubia |
| USA | US-CMS | Sat 11 Mar 2006 | Dan Green, Hugh Montgomery |
| USA | MIT | Wed 29 Jul 2020 | Laureen Horton |