Global Geophysical Services, Inc. provides land, transition zone, and shallow marine seismic data acquisition services. The company offers 2D and 3D seismic acquisition services, as well as its higher resolution Reservoir Grade 2D and 3D seismic solutions. Its Reservoir Grade seismic solutions offer spatial resolution and signal-to-noise ratio, which enables the interpretation of the geologic structure and porosity changes in the reservoir. The company’s seismic data allows exploration and production companies to understand their producing reservoirs. As of August 09, 2006, it operated 7 seismic data acquisition crews with approximately 36,000 recording channels combined. The company offers its services in North and South America, Asia, and North Africa. Global Geophysical Services was founded in 2003 and is headquartered in Houston, Texas.