![]() Interoil Exploration and Production Interoil Exploration and Production operates as an upstream oil exploration and production company. | ![]() Artis Exploration Artis Exploration is focused on exploration and development of unconventional resource opportunities in the Eastern Duvernay basin of Western Canada. | Repsol USA Repsol USA is an energy company that specializes in the production of crude oil and natural gas reserves. | |||
Founding Date | Founding Date 2005 | Founding Date 1949 | Founding Date 2015 | Founding Date 1887 | Founding Date N/A |
Type | Type Public | Type Public | Type Private | Type Subsidiary | Type Subsidiary |
Tags | |||||
Locations | Locations Oslo, NO HQ Bogotá, CO | Locations Novi Sad, RS HQ Beograd, RS Novi Sad, RS Pančevo, RS | Locations Calgary, CA HQ | Locations Houston, US HQ Houston, US Oklahoma City, US Dickinson, US | Locations Madrid, ES HQ Milano, IT Horseheads, US The Woodlands, US |
Employees | Employees 130 | Employees 13,500 | Employees 19 | Employees 1,5703% increase | Employees 25,000 |
Financial | |||||
Revenue (est.) | Revenue (est.) $9.1m (FY, 2025) | Revenue (est.) N/A | Revenue (est.) N/A | Revenue (est.) $6.7b (FY, 2023) | Revenue (est.) N/A |
Net income | Net income ($7.9m) (FY, 2025) | Net income N/A | Net income N/A | Net income $1.6b (FY, 2023) | Net income N/A |

Artis Exploration is focused on exploration and development of unconventional resource opportunities in the Eastern Duvernay basin of Western Canada.
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Marathon Oil is an oil and natural gas exploration and production company.
View companyRepsol USA is an energy company that specializes in the production of crude oil and natural gas reserves.
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