ION announces second quarter 2015 earnings and conference call schedule

HOUSTON, Aug. 4, 2015 /PRNewswire/ -- ION Geophysical Corporation (NYSE: IO) today announced that it will release its second quarter 2015 financial results on Wednesday, August 5, 2015 after the market closes.  In conjunction with the release, ION has scheduled a conference call, which will be broadcast live over the Internet, for Thursday, August 6 at 10:00 a.m. Eastern Time (9:00 a.m. Central Time).

For those who cannot listen to the live call, a telephonic replay will be available through August 20, 2015 and may be accessed by calling (877) 660-6853 using pass code 13612621#.  Also, an archive of the webcast will be available shortly after the call on the company's website at http://investorrelations.i-o.com for approximately 12 months.

About IONION is a leading provider of technology-driven solutions to the global oil & gas industry.  ION's offerings are designed to help companies reduce risk and optimize assets throughout the E&P lifecycle. For more information, visit www.iongeo.com.

Contact Steve A. BateExecutive Vice President and Chief Financial Officer+1.281.552-3011

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SOURCE ION Geophysical Corporation