The unit is attached to the Russian military intelligence service (GRU) and is based behind concrete walls in the the headquarters of the 161 Special Purpose Specialist Training Centre in east Moscow.
The operations of unit 29155 are conducted in such ultra secrecy that regular personnel of the GRU in all likelihood don’t even know of the unit’s existence. (Pikemalt Eesti Elu 1.11.2019 paber-/PDF lehes)
(Rad more: Estonian Life No. 44 2019)
Laas Leivat, Toronto