ION to Present to Investors at the 83rd Annual Meeting of the Society of Exploration Geophysicists

HOUSTON, Sept. 4, 2013 /PRNewswire/ -- ION Geophysical Corporation (NYSE: IO) announced today that Brian Hanson, ION's President and Chief Executive Officer, will be making a presentation to investors and analysts on Wednesday, September 25, 2013 at 9:00 am Central Time at the 83^rd Annual Meeting of the Society of Exploration Geophysicists in Houston, Texas at the George R. Brown Convention Center. The accompanying slides will be available in the Investor Relations section of the ION website at www.iongeo.com on the morning of the presentation.

Please use this registration form to register by September 23^rd.  For questions, contact Patty Dorsey at patty.dorsey@iongeo.com.

About ION

ION Geophysical Corporation is a leading provider of geophysical technology, services, and solutions for the global oil & gas industry. ION's offerings are designed to allow E&P companies to obtain higher resolution images of the subsurface to reduce the risk of exploration and reservoir development, and to enable seismic contractors to acquire geophysical data safely and efficiently. Additional information about ION is available at www.iongeo.com.

Contact
Gregory J. Heinlein
Senior Vice President and Chief Financial Officer 
+1.281.552.3011

SOURCE ION Geophysical Corporation