• Company

    TGS is the world’s largest geoscience data company, known for its asset-light, multi-client business model and global data library. The company is led by CEO Kristian Johansen, has approximately 600 employees and has its corporate headquarters in Asker, Norway and its operational headquarters in Houston, Texas, U.S.A. TGS' other main offices are in Calgary, London and Perth, with employees also in other cities around the globe. The company’s stock is traded on the Oslo Stock Exchange as part of OBX Index (25 most liquid shares at the OSE) with a market capitalization of approximately $2.4 billion (December 2017).

    TGS provides global geoscientific data products and services to the oil and gas industry to assist with licensing rounds and the preparation of regional data programs. TGS invests in multi-client data projects in frontier, emerging and mature markets worldwide that make up a data library of seismic imaging, well data and interpretive products and services.


    Energy starts with us.

    TGS will be the leading energy information company with the best people, quality and service.

    Our unique culture, people and quality library assure that we are the principal resource for global geoscientific data products and services in the oil and gas industry.


    TGS is responsible to its customers and to the quality products and exemplary service that differentiates TGS from its competitors. Honesty, integrity, and fairness form the cornerstones of the Company’s relationships. TGS is responsible to the communities and environment in which its employees live and work. Finally, TGS is responsible to its shareholders and believes that the business must make a profit, and growth is fundamental to its success.

    Read Statement of Values »

    Products & Services

    TGS has acquired 2D and 3D multi-client seismic data in North and South America, Europe, Africa, Asia Pacific and the Arctic. There is also a database of marine gravity, magnetics and aeromagnetic data. All multi-client data can be viewed through the Interactive Map.

    Data from marine, land, OBC, transition zone and wide-azimuth acquisition methods are processed by the Imaging Services group, who specialize in 2D and 3D data with products and services including time/depth and anisotropic imaging.

    TGS has the industry’s largest collection of on-line well data in areas within North America, South America, Europe, Russia and Africa.

    TGS offers interpretation studies and services that integrate seismic, well logs, biostratigraphic data, core data and other geoscientific data to create basin-wide regional frameworks. TGS’ geoscientists are also available for contract consulting work in geology, geophysics and petrophysics.