4subsea 4Subsea is a company that provides technology and services to subsea oil, gas fields, and offshore wind farms. | ![]() Oil India Oil India Limited (OIL) is a fully integrated National petroleum E&P company in the upstream sector in India. | ![]() National Energy Services Reunited National Energy Services Reunited (NESR) is a provider of oilfield services. | ![]() Gulf Marine Services Gulf Marine Services (GMS) was founded in Abu Dhabi, UAE, in 1977 and has become the largest provider of self-propelled, self-elevating accommodation jackup barges in the world. GMS is listed on the London Stock Exchange. | ![]() Transocean Transocean is a company that provides offshore contract drilling services for oil and gas wells. | |
Founding Date | Founding Date 2007 | Founding Date 1959 | Founding Date 2017 | Founding Date 1977 | Founding Date 1953 |
Type | Type Private | Type Public | Type Public | Type Public | Type Public |
Tags | |||||
Locations | Locations Asker, NO HQ Rio De Janeiro, BR Kristiansand, NO Rådal, NO Sandnes, NO Aberdeen, GB | Locations Noida, IN HQ Libreville, GA Bhubaneswar, IN Digboi, IN Guwahati, IN Jodhpur, IN Kakinada, IN see more | Locations HQ Dammam, SA Abu Dhabi, AE Aberdeenshire, GB | Locations Steinhausen, CH HQ Talatona, AO West Perth, AU Hamilton, BM Macaé, BR Rio De Janeiro, BR Budapest, HU see more | |
Employees | Employees 1771% increase | Employees 6,492 | Employees 5,581 | Employees 6821% decrease | Employees 5,6002% increase |
Valuation ($) | Valuation ($) N/A | Valuation ($) N/A | Valuation ($) 896.8 m | Valuation ($) 251.1 m | Valuation ($) 3.4 b |
Financial | |||||
Revenue (est.) | Revenue (est.) N/A | Revenue (est.) ₹339.5b (FY, 2026) | Revenue (est.) $1.3b (FY, 2025) | Revenue (est.) $188.1m (FY, 2025) | Revenue (est.) $4b (FY, 2025) |
Cost of goods | Cost of goods N/A | Cost of goods ₹70.7b (FY, 2026) | Cost of goods $1.2b (FY, 2025) | Cost of goods $60.2m (FY, 2025) | Cost of goods $2.4b (FY, 2025) |
Gross profit | Gross profit N/A | Gross profit ₹288.1b (FY, 2026) | Gross profit $164.7m (FY, 2025) | Gross profit $129.4m (FY, 2025) | Gross profit $1.6b (FY, 2025) |
Net income | Net income N/A | Net income ₹75.5b (FY, 2026) | Net income $51.1m (FY, 2025) | Net income $19.5m (FY, 2025) | Net income ($2.9b) (FY, 2025) |

Oil India Limited (OIL) is a fully integrated National petroleum E&P company in the upstream sector in India.
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National Energy Services Reunited (NESR) is a provider of oilfield services.
View company
Gulf Marine Services (GMS) was founded in Abu Dhabi, UAE, in 1977 and has become the largest provider of self-propelled, self-elevating accommodation jackup barges in the world. GMS is listed on the London Stock Exchange.
View company
Transocean is a company that provides offshore contract drilling services for oil and gas wells.
View company