| عنوان اختصاری | وب سایت | عنوان | ردیف |
| NIGC | http://www.nigc.ir | شرکت ملی گاز ایران | 1 |
| NIOC | http://www.nioc.ir | شرکت ملی نفت ایران | 2 |
| | http://www.abdn.ac.uk/oilgas | Oil and Gas Center of University of Aberdeen | 3 |
| EDI | http://www.energydelta.nl/edi/index | Energy Delta Institute | 4 |
| NRCCE | http://www.nrcce.wvu.edu | National Research Center of Coal & Energy | 5 |
| | http://www.oil-gas.uwa.edu.au | School of Oil & Gas Engineering (University of Western Australia) | 6 |
| OIES | http://www.oxfordenergy.org | Oxford Institute for Energy Studies | 7 |
| CPGE | http://www.cpge.utexas.edu | Center for Petroleum and Geosystems Engineerig (University of Texas) | 8 |
| EOGRRP | http://www.cpge.utexas.edu | Enhanced Oil and Gas Recovery Research Program | 9 |
| PIA | http://www.utpb.edu/PIA | Petroleum Industry Alliance | 10 |
| PRI | http://ekofisk.stanford.edu | Petroleum Research Institute (Stanford University) | 11 |
| VNIGAS | http://www.vniigaz.com | Scientific & Research Institute of Natural Gases and Gas Technologies — Gazprom VNIIGAZ | 12 |
| NTNU | http://www.ntnu.no/index.php | Norwegian University of Science and Technology | 13 |
| GERG | http://www.gerg.info | The European Gas Research Group | 14 |
| GTI | http://www.gastechnology.org | Gas Technology Institute | 15 |
| IGNG | http://www.igng.krosno.pl/dry/evitam2.htm | Oil and Gas Institute in Krakow |
16 |
| CERI | http://www.ceri.ca/index.asp | Canadian Energy Research Institute | 17 |
| API | http://api-ec.api.org | American Petroleum Institute | 18 |
| IOGPT/ONGC | http://www.ongccindia.com/iogpt.asp | Institute of Oil and Gas Production Technology India | 19 |
| NICO | http://www.ripi.ir | Energy Research Center of NICO Research Institute of Petroleum Industry | 20 |
