First Geo

First Geo has for the past 20 years delivered expert subsurface advice and products to E&P companies worldwide. We are a team of 85 passionate people, where the focus is on geophysics, geology, operation & wellsite geology, petrophysics, reservoir engineering and well management.

First Geo is the leading provider of operation and wellsite geology services. Our consultants have superior knowledge of the Norwegian Continental Shelf, including the Barents Sea, as well as international experience.

Clients engage First Geo through all phases of a field's life cycle, from exploration to tail end.


CPI data base and petrophysics


Regional Studies


Reservoir Engineering




Data Hosting

Operations & Wellsite Geology

Single Placements

Technical Projects

Drilling and Well Engineering Department

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First Geo 20 Years