![]() 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. | Hilong Holding Hilong Holding is a corporate group that offers oilfield equipment and integrated oil services. | 4subsea 4Subsea is a company that provides technology and services to subsea oil, gas fields, and offshore wind farms. | |||
Founding Date | Founding Date 1977 | Founding Date 2006 | Founding Date 2002 | Founding Date 1986 | Founding Date 2007 |
Type | Type Public | Type Private | Type Public | Type Private | Type Private |
Tags | |||||
Locations | Locations HQ Dammam, SA Abu Dhabi, AE Aberdeenshire, GB | Locations Northamptonshire, GB HQ Morecambe, GB | Locations CN HQ Nisku, CA George Town, KY Yekaterinburg, RU Abu Dhabi, AE | Locations Cape Coral, US HQ | Locations Asker, NO HQ Rio De Janeiro, BR Kristiansand, NO Rådal, NO Sandnes, NO Aberdeen, GB |
Employees | Employees 6821% decrease | Employees 2813% increase | Employees N/A | Employees 1121% increase | Employees 1771% increase |
Financial | |||||
Revenue (est.) | Revenue (est.) $188.1m (FY, 2025) | Revenue (est.) £166.3m (FY, 2016) | Revenue (est.) ¥4.9b (FY, 2025) | Revenue (est.) N/A | Revenue (est.) N/A |
Cost of goods | Cost of goods $60.2m (FY, 2025) | Cost of goods £89.9m (FY, 2016) | Cost of goods ¥3.4b (FY, 2025) | Cost of goods N/A | Cost of goods N/A |
Gross profit | Gross profit $129.4m (FY, 2025) | Gross profit £76.4m (FY, 2016) | Gross profit ¥1.5b (FY, 2025) | Gross profit N/A | Gross profit N/A |
Net income | Net income $19.5m (FY, 2025) | Net income (£268k) (FY, 2016) | Net income (¥320m) (FY, 2025) | Net income N/A | Net income N/A |

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