Senior Major of State Security
* 30th of June 1898
† 14th of August 1937
(NKVD)
(Семен Григорьевич Фирин-Пупко)
| 1935-11-29 | Senior Major of State Security |
| 1930-09-XX | – | 1932-06-XX | Assistant Chief of Special Section, United State Political Administration OGPU |
| 1932-06-XX | – | 1933-05-XX | Assistant Head of Main Corrective Labour Camps Directorate GULAG, United State Political Administration OGPU |
| 1933-05-XX | – | 1934-07-10 | Deputy Head of Main Corrective Labour Camps Directorate GULAG, United State Political Administration OGPU |
| 1933-09-XX | – | 1934-07-10 | Head of Dmitrovsk Corrective Labour Camp, United State Political Administration OGPU |
| 1934-07-14 | – | 1936-05-09 | Deputy Head of Main Corrective Labour Camps Directorate GULAG, People's Commissariat of Internal Affairs NKVD |
| 1934-07-14 | – | 1937-05-09 | Head of Dmitrovsk Corrective Labour Camp, People's Commissariat of Internal Affairs NKVD |
| 1937-05-09 | – | 1937-08-14 | Arrested |
| 1937-08-14 | Condemned to death | ||
| 1937-08-14 | Executed | ||
| 1956-06-02 | Rehabilitated |