Hilong Holding Hilong Holding is a corporate group that offers oilfield equipment and integrated oil 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. | ![]() WellDog An international, diversified oil, gas & mining service company focused on helping oil & gas operators provide cleaner energy to improve economic quality of life without compromising environmental quality of life. | ![]() Transportes Crexell Transportes Crexell is a company that provides petroleum services for the oil and gas industry. | ||
Founding Date | Founding Date 2002 | Founding Date 1993 | Founding Date 1977 | Founding Date 1999 | Founding Date 1997 |
Type | Type Public | Type Private | Type Public | Type Private | Type Private |
Tags | |||||
Locations | Locations CN HQ Nisku, CA George Town, KY Yekaterinburg, RU Abu Dhabi, AE | Locations Atyrau, KZ HQ | Locations HQ Dammam, SA Abu Dhabi, AE Aberdeenshire, GB | Locations Denver, US HQ Brisbane, AU Harristown, AU Xian Shi, CN Houston, US Laramie, US Odessa, US | Locations Neuquén, AR HQ Buenos Aires, AR Comodoro Rivadavia, AR |
Employees | Employees N/A | Employees 5,7791% decrease | Employees 6821% decrease | Employees 32 | Employees 3652% increase |
Financial | |||||
Revenue (est.) | Revenue (est.) ¥4.9b (FY, 2025) | Revenue (est.) $15.9b (FY, 2021) | Revenue (est.) $188.1m (FY, 2025) | Revenue (est.) N/A | Revenue (est.) N/A |
Cost of goods | Cost of goods ¥3.4b (FY, 2025) | Cost of goods N/A | Cost of goods $60.2m (FY, 2025) | Cost of goods N/A | Cost of goods N/A |
Gross profit | Gross profit ¥1.5b (FY, 2025) | Gross profit N/A | Gross profit $129.4m (FY, 2025) | Gross profit N/A | Gross profit N/A |
Net income | Net income (¥320m) (FY, 2025) | Net income $5b (FY, 2021) | Net income $19.5m (FY, 2025) | Net income N/A | Net income N/A |

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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
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View company
Transportes Crexell is a company that provides petroleum services for the oil and gas industry.
View company