OIEC OIEC (Oil Industries Engineering and Construction) is an upstream and downstream services provider. | ![]() Dolphin Drilling Dolphin Drilling (formerly known as Olsen Energy) is a company that provides exploration and production services to the offshore oil and gas industry. | ![]() Odfjell Drilling Odfjell Drilling operates as an integrated offshore drilling and oil service company. | ![]() NRG Engineering NRG Engineering is a project management consultancy firm that specializes in oil and gas services. | ![]() Strand Energy Strand Energy is a company engaged in the development and production of oil and gas reserves. | |
Founding Date | Founding Date 1987 | Founding Date 1997 | Founding Date 1914 | Founding Date 2005 | Founding Date 1996 |
Type | Type Private | Type Public | Type Public | Type Private | Type Private |
Tags | |||||
Locations | Locations Tehran, IR HQ Tehran, IR Tehran, IR | Locations Sentrum, NO HQ | Locations Kokstad, NO HQ Hamilton, BM Makati, PH Al Khobar, SA Dubai, AE Aberdeen, GB | Locations Singapore, SG HQ | Locations Houston, US HQ |
Employees | Employees 877 | Employees 5014% decrease | Employees 1,544 | Employees 13 | Employees N/A |
Valuation ($) | Valuation ($) N/A | Valuation ($) 46.4 k | Valuation ($) 1.1 b | Valuation ($) N/A | Valuation ($) N/A |
Financial | |||||
Revenue (est.) | Revenue (est.) N/A | Revenue (est.) $145.5m (FY, 2018) | Revenue (est.) $901.2m (FY, 2025) | Revenue (est.) N/A | Revenue (est.) N/A |
Cost of goods | Cost of goods N/A | Cost of goods $29.3m (FY, 2018) | Cost of goods N/A | Cost of goods N/A | Cost of goods N/A |
Gross profit | Gross profit N/A | Gross profit $116.2m (FY, 2018) | Gross profit $901.2m (FY, 2025) | Gross profit N/A | Gross profit N/A |
Net income | Net income N/A | Net income ($505.6m) (FY, 2018) | Net income $167m (FY, 2025) | Net income N/A | Net income N/A |

Dolphin Drilling (formerly known as Olsen Energy) is a company that provides exploration and production services to the offshore oil and gas industry.
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Odfjell Drilling operates as an integrated offshore drilling and oil service company.
View company
NRG Engineering is a project management consultancy firm that specializes in oil and gas services.
View company
Strand Energy is a company engaged in the development and production of oil and gas reserves.
View company