Nizhnevartovskneftegaz

Nk Artana

Nk Kompleks Oil

Nk Neft

Nk Petroleum

Nk Rusant

Nk Soyuz-Neft

Nk Yug-Neft

Nk-Rus

Nnk Arctika Neft

Nnk-Razvitie

Nnpo

Nord Imperial

Nord Service Oil

Norsi Energy

North Oil Company

Novateh

Novatek-Pur

Nizhnevolzhskaya Oil Company

Nk Contract Oil

Nk Kondaneft

Nk Petoil

Nk Prospekt

Nk Selekt

Nk Tekhneftinvest

Nk Yugranefteprom

Nkpk Angarsky

Nnk-Khabarovsk Oil Refinery

Nnp Innovation

Nobel Oil

Nord Neft

Nordtract

Nortgaz

Nova Petroleum

Novatek

Novatek-Tarkosaleneftegaz