Who we are

The Sakhalin-1 Project is one of the largest single international direct investments in Russia. It is also an excellent example of advanced technological solutions and project management skills being utilized to develop hydrocarbon deposits in a harsh sub-arctic environment.

About the project

The International Consortium Sakhalin-1 includes members from four countries: 

  •  The Project Operator is Exxon Neftegas Limited, an ExxonMobil Corporation (USA) subsidiary, which has a 30% stake in the Sakhalin-1 Project
  •  The Russia party is represented by two Rosneft affiliates: RN-Astra (8.5%) and Sakhalinmorneftegaz-Shelf (11.5%)
  • The Japanese SODECO Consortium has a 30% interest
  • ONGC Videsh Limited, India's Oil and Natural Gas Corporation has 20% interest

The Sakhalin-1 Project, operated by Exxon Neftegas Limited, is one of the largest single international direct investments in Russia and an excellent example of how advanced technologies are being applied to meet the challenges of the world’s growing energy demand.

Although discovered several decades ago, the Sakhalin-1 fields were not developed until new technologies became available as a result of successful partnership between Russian and international companies.

Phases and Facilities

Related content

Project history

Sakhalin-1 milestones and accomplishments

Who we are Article

Sakhalin-1 Project Benefits

The Sakhalin-1 Project, operated by Exxon Neftegas Ltd, is one of the largest international investments in Russia and is an excellent example of the multi-faceted benefits that can be provided by a successfully developed and operated world-class oil and gas project in Russia.

Who we are Article


Exxon Neftegas Limited is a recognized leader in the use of advanced technologies for developing offshore fields efficiently and safely in challenging conditions such as these.

Who we are Infographic