Electromagnetic Geoservices ASA (EMGS) is a

Norwegian Norwegian, Norwayan, or Norsk may refer to: *Something of, from, or related to Norway, a country in northwestern Europe *Norwegians, both a nation and an ethnic group native to Norway *Demographics of Norway *The Norwegian language, including the ...

geophysical services company using proprietary marine

electromagnetic In physics, electromagnetism is an interaction that occurs between particles with electric charge. It is the second-strongest of the four fundamental interactions, after the strong force, and it is the dominant force in the interactions of a ...

technology to support oil and gas companies in their search for offshore hydrocarbons. The administrative and research headquarters are located in

Trondheim Trondheim ( , , ; sma, Tråante), historically Kaupangen, Nidaros and Trondhjem (), is a city and municipality in Trøndelag county, Norway. As of 2020, it had a population of 205,332, was the third most populous municipality in Norway, and ...

. The company was established on February 1, 2002 by the founders Terje Eidesmo, Ståle Johansen and Svein Ellingsrud. EMGS pioneered marine electromagnetic technology with the first successful application and commercialization of

controlled source electro-magnetic The controlled source electromagnetic (CSEM) method, also called sea bed logging, is a mostly offshore geophysical technique, employing electromagnetic remote-sensing technology to map the electric resistivity distribution of the subsurface. The e ...

surveying technology (CSEM). Marine EM, or CSEM, is an emerging exploration method that uses electromagnetic energy to detect resistive bodies - including hydrocarbon reservoirs - beneath the seabed. The technique used by EMGS was trialled in 1998 using a towed, high-power EM source and a series of seabed receivers, while the founders were working for

Statoil Equinor ASA (formerly Statoil and StatoilHydro) is a Norwegian state owned enterprise, state-owned multinational energy company headquartered in Stavanger. It is primarily a petroleum company, petroleum company, operating in 36 countries with ad ...

. The company acquires 3D electromagnetic and marine

magnetotelluric Magnetotellurics (MT) is an electromagnetic geophysical method for inferring the earth's subsurface electrical conductivity from measurements of natural geomagnetic and geoelectric field variation at the Earth's surface. Investigation depth ra ...

data, which are used to assess formation resistivity before drilling, and interpret and integrate this information with other geodata to aid exploration decision making. 3D EM data is routinely used for lead generation, prospect ranking and volume assessments. Main offices and research department are located in Trondheim, Norway. The company was listed on the

Oslo Stock Exchange Oslo Stock Exchange ( no, Oslo Børs) (OSE: OSLO) is a stock exchange within the Nordic countries and offers Norway’s only regulated markets for securities trading today. The stock exchange offers a full product range including equities, deriv ...

on March 30, 2007. EMGS also hold offices in

Oslo Oslo ( , , or ; sma, Oslove) is the capital and most populous city of Norway. It constitutes both a county and a municipality. The municipality of Oslo had a population of in 2022, while the city's greater urban area had a population of ...

, Norway together with

Houston Houston (; ) is the most populous city in Texas, the most populous city in the Southern United States, the fourth-most populous city in the United States, and the sixth-most populous city in North America, with a population of 2,304,580 in ...

, US and

Kuala Lumpur , anthem = '' Maju dan Sejahtera'' , image_map = , map_caption = , pushpin_map = Malaysia#Southeast Asia#Asia , pushpin_map_caption = , coordinates = , su ...

in Malaysia. In 2007, two of the founders of EMGS, Terje Eidesmo and Svein Ellingsrud, were awarded the Virgil Kauffman Gold Medal from the

Society of Exploration Geophysicists The Society of Exploration Geophysicists (SEG) is a learned society dedicated to promoting the science and education of exploration geophysics in particular and geophysics in general. The Society fosters the expert and ethical practice of geophysi ...

in recognition of their pioneering work in applying controlled-source electromagnetics to the detection of hydrocarbons.

References

{{Authority control Companies established in 2002 Companies listed on the Oslo Stock Exchange Oil companies of Norway