The modern terms short-sea shipping, marine highway and motorways of the sea, as well as the more historical terms coastal trade, coastal shipping, coasting trade and coastwise trade, all encompass the movement of cargo and passengers mainly by sea along a coast, without crossing an ocean.
Oil India Limited (OIL) is a central public sector undertaking engaged in the business of exploration, development and production of crude oil and natural gas, transportation of crude oil and production of liquid petroleum gas. The central public sector undertaking is a Maharatna, with the Ministry of Petroleum and Natural Gas overseeing its operations. Headquartered in Duliajan, Assam, the company has its offices in Duliajan, Noida, Guwahati and Jodhpur.
The Port of Mobile is a deep-water port in Mobile, Alabama, United States. It is the only deep-water port in Alabama. It was ranked by the United States Army Corps of Engineers as the 9th largest port by tonnage in the nation during 2014, with a trade volume of 64.3 million tons. This ranking had increased from 12th largest during 2010, with a trade volume of 55,713,273 tons, an increase of 19.1%.
Kerala Shipping and Inland Navigation Corporation (KSINC) is a Government of Kerala undertaking that oversees the shipping and inland navigation matters of the state. It is headquartered in Kochi. It was formed in 1989 by the amalgamation of the Kerala Inland Navigation Corporation (KINCO) established in 1975, and the Kerala Shipping Corporation (KSC) established in 1974.
Essar Shipping Ltd., now Essar Shipping Ports & Logistics Limited, is an Indian shipping corporation for the global energy business. Established in 1945, Essar Shipping was formally incorporated in 2010 and is listed on the Bombay Stock Exchange. Headquartered in Mumbai, it operates as a subsidiary of the Essar Group.
The Oil and Natural Gas Corporation Limited (ONGC) is an Indian central public sector undertaking which is the largest government-owned oil and gas explorer and producer in the country. It accounts for around 70 percent of India's domestic production of crude oil and around 84 percent of natural gas. Headquartered in Delhi, ONGC is under the ownership of the Government of India and administration of Ministry of Petroleum and Natural Gas. It was founded on 14 August 1956 by the Government of India. In November 2010, the Government of India conferred the Maharatna status to ONGC.
Bharat Petroleum Corporation Limited (BPCL) is an Indian public sector oil and gas company, headquartered in Mumbai. It is India's second-largest government-owned downstream oil producer, whose operations are overseen by the Ministry of Petroleum and Natural Gas. It operates three refineries in Bina, Kochi and Mumbai. BPCL was ranked 309th on the Fortune Global 500 list of the world's biggest corporations in 2020, and 1052nd on Forbes Global 2000 in 2023.
Hindustan Petroleum Corporation Limited (HPCL) is an Indian public sector undertaking in petroleum and natural gas industry, headquartered in Mumbai. It is a subsidiary of the Oil and Natural Gas Corporation (ONGC), which is owned by the Government of India and under the administration of Ministry of Petroleum and Natural Gas.
Bharat Forge Limited is an Indian multinational company involved in forging, automotives, energy, construction and mining, railways, marine, aerospace and defence industries.
Gujarat State Petroleum Corporation Ltd (GSPCL) is a state government-owned group of oil and gas exploration, production and distribution companies based in Gujarat, India. It is India's only state government-owned oil and gas company under the ownership of Department of Energy and Petrochemicals, Government of Gujarat. GSPC was incorporated in 1979 as a petrochemical company.
GAIL (India) Limited is an Indian state-owned energy corporation with primary interests in the trade, transmission and production distribution of natural gas. GAIL also has interests in the exploration and production solar and wind power, telecom and telemetry services (GAILTEL) and electricity generation. GAIL was founded as the Gas Authority of India Ltd. in August 1984 under the Ministry of Petroleum and Natural Gas to build, operate and maintain the HVJ Gas Pipeline. On 1 February 2013, the Indian government conferred GAIL with Maharatna status along with 11 other Public Sector Undertakings (PSUs).
Industrial and commercial activities dominate Mangalore's economy. Mangalore is the only city in the state of Karnataka to have all modes of transport — air, road, rail and sea — as well as being one of only five cities in India to have both a major port and an international airport. Around 75% of India's coffee, timber and cashew nuts exports are handled by the New Mangalore Port. Mangalore International Airport is one of only two international airports in Karnataka; the other being Bangalore's Kempegowda International Airport. Mangalore is the fastest growing non-metropolitan area in South India and the second largest business centre in Karnataka. The city has some of the tallest buildings in South India, with many more under construction.
Haldia Petrochemicals Ltd., often referred to as HPL, is one of the largest petrochemical companies in India. HPL which began commercial production in 1984, has its headquarters located in Kolkata, West Bengal, India. It has a large petrochemical plant based out of Haldia in Eastern India. The company as of 2018 held the position of being the fourth largest player in the domestic petrochemical market and enjoyed a dominant position in Eastern India.
Bharat Oman Refineries Limited (BORL) which is under the ownership of Ministry of Petroleum and Natural Gas of the government of India. It owns and operates Bina Refinery, located at Bina in the Sagar of the state of Madhya Pradesh in India. The company was incorporated as a joint venture between Bharat Petroleum Corporation (BPCL) and Oman Oil Company Ltd. Since 2021, it is a wholly owned subsidiary of BPCL. The Bina Refinery was commissioned in 11 May 2011 with an annual capacity of 6 million tonnes. The capacity of the refinery was further enhanced to 7.8 million tonnes per year in 2018.
Public Sector Undertakings (PSU) in India are government-owned entities in which at least 51% of stake is under the ownership of the Government of India or state governments.These type of firms can also be a joint venture of multiple PSUs. These entities perform commercial functions on behalf of the government. Depending on the level of government ownership, PSUs are officially classified into two categories: Central Public Sector Undertakings (CPSUs), owned by the central government or other CPSUs; and State Public Sector Undertakings (SPSUs), owned by state governments. CPSU and SPSU is further classified into Strategic Sector and Non-Strategic Sector. Depending on their financial performance and progress, CPSUs are granted the status of Maharatna, Navaratna, and Miniratna.
Indian Oil Corporation Limited, trading as Indian Oil, is an Indian multinational oil and gas company under the ownership of Government of India and administrative control of the Ministry of Petroleum and Natural Gas. It is a public sector undertaking which is registered in Mumbai but headquartered in New Delhi. It is the largest government-owned oil producer in the country both in terms of capacity and revenue. It has consolidated refining capacity of 80.55MMTPA.
Hooghly Cochin Shipyard Limited is a shipyard at Howrah, India. The company has two units located at Salkia and Nazirganj on the bank of River Hooghly in the city of Howrah. It manufactures various types of vessels, dredgers, floating drydock, oil pollution control vessels, passenger vessels, etc.
Water transport in India has played a significant role in the country's economy and is indispensable to foreign trade. India is endowed with an extensive network of waterways in the form of rivers, canals, backwaters, creeks and a long coastline accessible through the seas and oceans. It has the largest carrying capacity of any form of transport and is most suitable for carrying bulky goods over long distances.
Bharat Gas Resources Limited (BGRL) is a wholly-owned subsidiary of Bharat Petroleum Corporation Limited (BPCL), India's second-largest oil marketing company led by the Ministry of Petroleum and Natural Gas, Government of India. It was amalgamated with the parent with effect from 16 August 2022. The Corporate Affairs Ministry issued the final order on August 8, 2022, approving the scheme of BGRL's amalgamation with BPCL.
₹5,098.59 crore (US$610 million) (2022) [1] 
