- Mosnauchfilm4
- Blumenfeld, Pavel1
- Gatti, Armand1
- Hadžić, Fadil1
- Irkutskaia Studiia Kinokhroniki1
- Kluge, Alexander1
- Kristl, Vlado1
- M.J.B. Films1
- Magyar Film Intézet1
- Popularno-vedecky film Bratislava 1
- Pronin, Vasilii1
- Reitz, Edgar1
- Romm, Mikhail1
- Rouch, Jean1
- Schamoni, Peter1
- Slesicki, Wladyslaw1
- Strobel, Hans Rolf1
- Studioul Cinematografic Alexandru Sahia1
- Tsentralnaia Studiia Dokumentalnykh Filmov (TsSDF)1
- Ukrainskaia Studiia Khronikalno-dokumentalnykh Filmov1