Country Organization Period of Contract Members
affiliated to IGA
01 Australia Australian Geothermal Energy Group 2017-2021 30
02 Canada Canadian Geothermal Energy Association 2014-2018 52
03 Chile Chilean Geothermal Association 2013-2017 14
04 China Geothermal Chinese Energy Society 2013-2017 109
05 France Association Française des Professionnels de la Géothermie 2015-2019 108
06 Georgia Georgian Geothermal Association 2013-2017 14
07 Germany Bundesverband Geothermie 2015-2017 275
08 Hungary Hungarian Geothermal Association 2015-2019 66
09 Hungary Hungarian Thermal Energy Society 2015-2019 49
10 Iceland Geothermal Association of Iceland 2015-2019 201
11 Indonesia Indonesian Geothermal Association 2015-2019 459
12 Iran Iranian Geothermal Energy Association 2015-2019 26
13 Ireland Geothermal Association of Ireland 2014-2018 36
14 Italy Unione Geotermica Italiana 2015-2019 101
15 Japan Geothermal Research Society of Japan 2015-2019 100
16 Kenya Geothermal Association of Kenya 2013-2017 139
17 Lithuania Lithuanian Geothermal Association 2013-2017 26
18 The former Yugoslav Republic of Macedonia Geothermal Association of The former Yugoslav Republic of Macedonia 2015-2019 26
19 Mexico Mexican Geothermal Association 2013-2017 139
20 Netherlands Dutch Stichting Platform Geothermie 2013-2017 75
21 New Zealand New Zealand Geothermal Association 2015-2019 308
22 Philippines National Geothermal Association of the Philippines 2016-2020 259
23 Poland Polish Geothermal Society 2015-2019 127
24 Russia Russian Geothermal Association 2015-2019 12
25 Serbia   2016-2020 23
26 Switzerland Swiss Geothermal Society 2013-2017 110
27 Turkey Turkish Geothermal Association 2014-2018 108
28 United Kingdom Renewable Energy Association 2014-2018 35
29 USA Geothermal Resources Council 2014-2018 795
    3,822
  Corporate 51
  Institute 12
  Individual 59
  Student 16
  Sustaining 1
  Total 3,961