Hello, here I am providing you the details of the ONGC establishment and history as under:

History of the company:
After independence, the Central Government of India realized the importance of oil and gas for rapid industrial development and its strategic role in defence. Consequently, while framing the Industrial Policy Statement of 1948, the development of petroleum industry in the country was considered to be of utmost necessity. in 1955, Government of India decided to develop the oil and natural gas resources in the various regions of the country as part of Public Sector development. With this objective, an Oil and Natural Gas Directorate was set up in 1955 under the then Ministry of Natural Resources and Scientific Research.

Product Revenue
Crude Oil 562.38
Gas 168.88
LPG 31.48
Naptha 76.80
C2-C3 13.44
SKO 3.69
Others 1.59

Subsidiaries
ONGC Videsh Limited (OVL) is the international arm of ONGC. It was rechristened on 15 June 1989. It currently has 14 projects across 16 countries. Its oil and gas production reached 8.87 MMT of O+oEG in 2010, up from 0.252 MMT of O+OEG in 2002/03. ONGC holds 100% stake in ONGC Videsh Limited

Functions:
MoU with MoPNG 2015-16
HSE
Business Development
Business Partners
Material Management
Human Resources
Rajbhasha
Right to Information (RTI)
Vigilance
Institute of Drilling Technology

Contact details:
Oil and Natural Gas Corporation Limited
Jeevan Bharti, Tower No. 2, 124,
Indira Chowk, Janpath,
Connaught Place,
New Delhi, Delhi 110001
011 2331 0156