ION Geophysical Corporation provides planning and seismic processing services, software, and acquisition equipment to the energy industry worldwide. Its Solutions segment provides seismic data processing services for marine and land environments, reservoir solutions, onboard processing and quality control, and seismic data libraries, as well as services to manage the seismic process that comprise survey planning and design, data acquisition and management, pre-processing, and final subsurface imaging. The company's Systems segment offers DigiSTREAMER system, a towed streamer; redeployable ocean bottom cable seismic data acquisition systems; shipboard recorders; DigiCOURSE, a marine streamer positioning system; DigiFIN streamer control systems; source and source control systems, such as air guns; and analog geophone sensors. Its Software segment provides software systems and services comprising Orca, a command and control software for towed streamer acquisition; Gator, an integrated navigation and data management software system for multi-vessel ocean bottom cable and transition zone operations; and post-survey tools, including Reflex software for seismic coverage and attribute analysis, as well as Optimiser, a technology planning tool. This segment also offers consulting services for planning, designing, and supervising surveys, including 4D and WATS survey operations. ION Geophysical Corporation also offers cable-based, cable less, and radio-controlled seismic data acquisition systems; digital sensors; vibroseis vehicles, such as vibrator trucks; and source controllers for detonator and energy sources. The company has a strategic alliance with Polarcus Limited to develop, execute, and market 3D multi-client seismic programs. ION Geophysical Corporation, formerly known as Input/Output, Inc., was founded in 1968 and is headquartered in Houston, Texas.