Royaltransneft

Rudneftegaz

Runiol

Rus-Oil

Rusenergo

Ruslanoil

Rusnedra

Rusneft-2

Rusoilservis

Russ Connect Petro Trading

S-Logistics

Saga-Gaz

Sain Oil Trade

Sakhalinneft

Sakmarneft

Saltanat Oil

Samal Oil

Samarainvestment

Rp Service Group

Rufieganneftegaz

Rus-Neft-Gaz-Service

Rusazeko

Rusinvest

Rusnaftogaztrans

Rusneft-1

Rusoil Trading

Russ Connect Petro Trading

Russkaya Neftyanaya Kompaniya

Saga Neft

Sahoil

Sakhalin Energy

Sakhalintralflot

Saltanat

Salymneft

Samara-Sakmarsky

Samotlorneftepromkhim