Petroleum
Earth Vision and CoVis
3D and 4D Visualization Software for the Geosciences
Fledermaus
3D Visualization and Analysis
Geographix Petroleum Exploration Systems
Intera
Petroleum Exploration Software, TerraMap etc.
Landmark Graphics Corp
Petroleum Exploration Software
The Logic Group
Planimetric and Volumetric Software for the Oil Industry
Neuralog
Well Log Analysis and Display Software
Petra
Geological Interpretation Software
Platte River Associates
Petroleum Systems and Basin Analysis Software
Schlumberger
Petroleum Exploration Systems
Terramod
Basin Analysis and Modelling Software