GAIL (India) Limited, Gas Authority of India Limited, is a natural gas processing and distribution company in India. It is the largest state-owned company of its type in the country. It is headquartered in New Delhi. It is one of the seven Maharatna companies. GAIL has a 11000 km of trunk pipeline networks installed across the country. The business segments of GAIL are Natural Gas, Liquid Hydrocarbon, Liquefied petroleum gas Transmission, Petrochemical, City Gas Distribution, Exploration and Production, GAILTEL and Power Generation.