Unhk

Universal Exports Holding

Univestar

Ural Neft Servis

Ural Transneft

Uralhimteks

Uralosibirsk Oil Company

Uralsk Oil Company

Urm-Oil

Usinskseverneft

Ust Kutskaya

Ustyurt Refinery

Valent Plast

Vaninsky Npz

Vans Oil

Varzineft

Vd Trans Oil

Vendorf

United Fuel Company Energia

Universal Trading Europe BV

Unk-Perm

Ural Oil

Uralekoprom

Uralneftegaz

Urals Energy

Uraltransneft Ltd

Ushkuyu Refinery

Usinsky Oil Refinery

Ust-Kutskiy Gpz

Uzdk

Valhalla Oil and Gas

Vankorneft

Varieganneftegaz

Vavilova Gaz

Vega-Invest

Venineft