- Ajay Vibhute (NRAO, 2024-current)
- Akira Yoshino (NAOJ, 2017-2025)
- Andrés E. Guzmán (JAO, 2024-current)
- Brian Kent (NRAO, 2012-2023)
- Darrell Schiebel (NRAO, 2016)
- Dirk Muders (MPIfR, 2003-current)
- Eugene Vasiliev (UKATC, 2023)
- Federico Montesino Pouzols (ESO, 2019-current)
- Frédéric Boone (MPIfR, 2004-2010)
- George Kosugi (NAOJ, 2005-2018)
- Hajime Ezawa (NAOJ, 2019-current)
- Harold Francke (JAO, 2019-current)
- Heiko Hafok (MPIfR, 2009-2011)
- Ihor Ihnatiev (NAOJ, 2024-2025)
- Ilsang Yoon (NRAO, 2025-current)
- John Lightfoot (UKATC, 2004-2015)
- John Tobin (NRAO, 2019-current)
- Jose Sabater (UKATC, 2020-2022)
- Joseph Masters (NRAO, 2016-2023)
- Joshua Hoskins (NAOJ, 2025-current)
- Kanako Sugimoto (NAOJ, 2009-current)
- Kazuhiko Shimada (NAOJ, 2021-2025)
- Kristin Berry (NRAO, 2021-current)
- Lindsey Davis (NRAO, 2003-2018)
- Luke Maud (ESO, 2020-current)
- László Szűcs (NRAO, 2020-2021)
- Patrick Sheehan (NRAO, 2022-current)
- Remy Indebetouw (NRAO, 2005-current)
- Rui Xue (NRAO, 2020-current)
- Shawn Booth (NRAO, 2024-current)
- Shinnosuke Kawakami (NAOJ, 2012-2014)
- Stewart Williams (UKATC, 2010-2020, 2024-2025)
- Takeshi Nakazato (NAOJ, 2009-current)
- Todd Hunter (NRAO, 2013-current)
- Vincent Geers (UKATC, 2015-2025)
- Ville Suoranta (NRAO, 2017)
- Wes Young (NRAO, 2013)
- Yohei Hayashi (NAOJ, 2019-2021)