Profile: GRISYS Seismic Data Processing Ltd provides seismic data processing services to the oil and gas exploration industry. Our company utilizes the latest UNIX & WINDOWS operating systems, computer hardware and industry standard software to process & reprocess land, transition zone and marine seismic surveys in accordance with good geophysical practice. We also provide pre-processing services, such as seismic data conversion among different formats, header edit, header filling and field static correction.