Oil and Natural Gas Corporation Limited
           Oil and Natural Gas Corporation Ltd. (ONGC), engaged in exploration and production of
      crude oil, natural gas and value added products was incorporated in 1993 under Companies Act,
      1956, pursuant to government’s decision to transform the statutory commission into a Public
      Limited Company, through an Act of Parliament [Oil and Natural Gas Commission (Transfer of
      Undertaking and Repeal, Act, 1993)].
      Relevant Website: www.ongcindia.com
      ONGC Videsh Limited
           ONGC Videsh Limited (OVL), is engaged in exploration and production of oil and gas
      outside India. OVL was incorporated as Hydrocarbons India Limited in 1965 to perform
      international exploration and production business. The company was rechristened as ONGC
      Videsh Limited from 1989. It has participated either directly or through its wholly owned
      subsidiaries/joint venture companies in 30 projects in 15 countries of which nine projects are
      operated by OVL, 7 are jointly operated and 14 managed through participating interest.
      Currently, OVL has oil and gas production from 10 projects in eight countries, namely, Russia
      (Sakhalin-1 and Imperial Energy), Syria (Al-Furat Petroleum Co.), Vietnam (Block 06.1),
      Colombia (MECL), Sudan (Greater Nile Petroleum Operating Company), South Sudan (Greater
      Pioneer Operating Company and Sudd Petroleum Operating Company), Venezuela (San
      Cristobal) and Brazil (BC-10). There are five projects where hydrocarbons have been discovered
      and are at various stages of development.
      Relevant Website: www.ongcvidesh.com
      Bharat Petro Resources Ltd
           Bharat Petro Resources Limited (BPRL), formed in 2006, is a wholly owned subsidiary and
      Exploration and Production (E&P) arm of Bharat Petroleum Corporation Limited (BPCL). While
      BPCL is engaged in the midstream and downstream segment in India, BPRL carries out
      upstream activities both in India and overseas. BPRL has participating interest (PI) in 24 blocks
      spread across 8 countries along with equity stake in 2 Russian entities holding the license to 4
      producing assets.
      Relevant Website: www.bharatpetroresources.in
      Oil India Limited
           Oil India Limited (OIL), a Government of India enterprise, is engaged in the business of
      exploration, production and transportation of crude oil and natural gas. In 1959, Oil India Private
      Limited was incorporated to expand and develop the newly discovered oil fields of Naharkatiya
      and Moran in Assam. In 1961, it became a joint venture company between the Indian
      Government and Burmah Oil Company Limited, UK. In 1981, OIL India Pvt. Ltd. became a
      wholly-owned Government of India enterprise. In-country operational areas are spread over
      Assam, Arunachal Pradesh, Mizoram, Bihar, Andhra Pradesh, Puducherry, Andaman and
      Rajasthan. OIL has presence in nine countries, viz., Venezuela, Libya, Gabon, Iran, Nigeria,
      Yemen, Sudan, Timor Leste and Egypt, pursuing various activities.
           In addition, OIL owns and operates a trunk crude oil pipeline in the north east region of the
      country for transportation of crude oil to feed Numaligarh, Guwahati and Bongaigaon refineries.