RN Zapadnaya Sibir’ PAO 

Public Joint Stock Company RN-Western Siberia provides legal, libraries, and archiving services in Russia. The company was formerly known as Public Joint Stock Company Chernogorneft and changed its name to Public Joint Stock Company RN-Western Siberia in December 2016. The company was founded in 1992 and is based in Nizhnevartovsk, Russia. Public Joint Stock Company RN-Western Siberia is a subsidiary of Open Joint Stock Company RN Holding.