Sabomnim Marcel Mayer 4th Dan
Shinson Hapkido Sabomnim (official teacher and examination expert), 6th generation Ki, Dan no. 83, 1st Dan 1992, 2nd Dan 1997, 3rd Dan 2003, 4th Dan 2017
Kyosanim Etienne Hirt 2nd Dan
Shinson Hapkido Kyosanim, (official teacher and exam expert), 31st Ki generation, Dan no. 467, 1st Dan 2017, 2nd Dan 2022
Komjong Ddi Corina Sgier 1st Dan
31st Ki generation, Dan-no. 466, 1. Dan 2017
Sonbaenim Jasmin Hirt
3. Kup (red-brown belt)