- IUMAS President
Prof. Brendan Griffin, AMAS, IUMAS President 2008 ~ 2012
Dr. Se Ahn Song, KSM, IUMAS President 2011 ~ 2014
Dr. Edward P. Vicenzi, MAS, IUMAS President 2014 ~ 2017
Dr. Mike Matthews, EMAS, IUMAS President 2017 ~ 2023
Dr. Silvia Richter, EMAS, IUMAS President 2023 ~ 2026 - IUMAS Secretary Treasurer
Dr. Se Ahn Song, KSM, IUMAS Secretary Treasurer 2008 ~ 2012
Dr. Nicholas Ritchie, MAS, IUMAS Secretary Treasurer 2011 ~ 2014
Dr Richard Wuhrer, AMAS, IUMAS Secretary Treasurer 2014 ~ 2017
Paul Carpenter, MAS, IUMAS Secretary Treasurer 2017 ~ 2023
Owen Neill, MAS, IUMAS Secretary Treasurer 2023 ~ 2026 - IUMAS Past-President
Prof. Brendan Griffin, AMAS, IUMAS Past-President 2014 ~ 2017
Dr. Edward P. Vicenzi, MAS, IUMAS Past-President 2017 ~ 2023
Dr. Mike Matthews, EMAS, IUMAS Past-President 2023 ~ 2026 - AMAS, Australia
The Australian Microbeam Analysis Society
Dr. Colin MacRae, AMAS, IUMAS Representative 2008 ~ 2012, 2014 ~ 2017, 2017 ~ 2023
Prof. Brendan Griffin, AMAS, IUMAS Representative 2011 ~ 2014
Dr Richard Wuhrer, AMAS, IUMAS Representative 2011 ~ 2014
Associate Professor William Rickard, AMAS, IUMAS Representative 2017 ~ 2023 - EMAS, Europe
European Microbeam Analysis Society
Dr. Clive Walker, EMAS, IUMAS Representative 2008 ~ 2012, 2011 ~ 2014
Mr. Mike Matthews, EMAS, IUMAS Representative 2014 ~ 2017 - KSM, Korea
Korean Society of Microscopy
Dr. Hwack Joo Lee, KSM, IUMAS Representative 2008 ~ 2012
Prof. Young-Woon Kim, KSM, IUMAS Representative 2011 ~ 2014, 2014 ~ 2017
Dr. Jae Pyung Ahn, KSM, IUMAS Representative 2017 ~ 2023 - JVSS, Japan (since 2021)
Japan Society of Vacuum and Surface Science JVSS
Prof. Katsuyuki Fukutani, JVSS, IUMAS Representative 2017 ~ 2023 - JSPS, Japan (prior to 2021)
The 141st Committee on Microbeam Analysis of Japan Society for the Promotion of Science
Prof. Takanori Koshikawa, IUMAS Representative 2008 ~ 2012
Prof. Yahachi Saito, IUMAS Representative 2011 ~ 2014, 2014 ~ 2017 - MAS, U.S.A.
The Microanalysis Society
Dr. Edward P. Vicenzi, IUMAS Representative 2008 ~ 2012, 2011 ~ 2014
Paul Carpenter, MAS, IUMAS Representative 2014 ~ 2017
Heather Lowers, MAS, IUMAS Representative 2017 ~ 2023 - MSC/SMC, Canada
Microscopical Society of Canada / Societe de Microscopie du Canada
Prof. Raynald Gauvin, MSC/SMC, IUMAS Representative 2008 ~ 2012, 2011 ~ 2014
Prof. Gianluigi Botton, MSC/SMC, IUMAS Representative 2014 ~ 2017, 2017 ~ 2023 - SAPRC, China
Standard Administration of People’s Republic of China, Technical Committee 38 (Microbeam Analysis)
Dr. Jiang Zhao, SAPRC, IUMAS Representative 2008 ~ 2012, 2011 ~ 2014
Dr. Fen Liu, SAPRC, IUMAS Representative 2014 ~ 2017, 2017 ~ 2023
Dr. Chen Zhenyu, SAPRC, IUMAS Representative 2017 ~ 2023 - SBMM, Brazil
Sociedade Brasileira de Microscopia e Microanalise
Prof. Guillermo Solorzano-Naranjo, SBMM, IUMAS Representative 2008 ~ 2012, 2011 ~ 2014
Dr. André Luiz Pinto, SBMM, IUMAS Representative 2014 ~ 2017
Marco Cesar Cunegundes Guimaraes (UFES), SBMM, IUMAS Representative 2017 ~ 2023