The Annual Meeting of Stockholders of ION Geophysical Corporation will be held at the offices of the Company located at 2105 CityWest Blvd., Suite 900, Houston, Texas, on May 27, 2008, at 10:30 AM CST.

The Company has included as Exhibit 31 to its Annual Report on Form 10-K for the fiscal year ended December 31, 2007, filed with the Securities and Exchange Commission, certificates of the Chief Executive Officer and Chief Financial Officer of the Company certifying the quality of the Company’s public disclosure and the Company has submitted to the New York Stock Exchange a certificate of the Chief Executive Officer of the Company certifying that he is not aware of any violation by the Company of the New York Stock Exchange corporate governance listing standards.

The information included herein contains certain forward-looking statements within the meaning of Section 27A of the Securities Act of 1933 and Section 21E of the Securities Exchange Act of 1934. These forward-looking statements include statements concerning expected future financial positions, segment sales, results of operations, cash flows, funds from operations, financing plans, gross margins, business strategy, budgets, projected costs and expenses, capital expenditures, competitive position, product offerings, technology developments, access to capital and growth opportunities, future sales and market growth, and other statements that are not of historical fact. Actual results may vary materially from those described in these forward-looking statements. All forward-looking statements reflect numerous assumptions and involve a number of risks and uncertainties. These risks and uncertainties include the timing and development of the Company’s products and services and market acceptance of the Company’s new and revised product offerings and pricing pressures resulting therefrom; the relatively small number of customers that the Company currently relies upon; the fact that a significant portion of the Company’s revenues is derived from foreign sales; the Company’s ability to successfully manage the integration of its acquisitions into the Company’s operations; the risks that sources of capital may not prove adequate; the Company’s inability to produce products to preserve and increase market share; collection of receivables; and technological and marketplace changes affecting the Company’s product line. Additional risk factors, which could not affect actual results, are disclosed by the Company from time to time in its filings with the Securities and Exchange Commission, including its Annual Report on Form 10-K for the year ended December 31, 2007. The information contained herein includes references to trademarks, service marks and registered marks of ION Geophysical Corporation and our subsidiaries as indicated. Except where stated otherwise or unless the context otherwise requires, the terms “DigiCOURSE,” “DigiSHOT,” “DigiRANGE II,” “DigiBIRD,” “Orca,” “FireFly,” “Scorpion,” and “VectorSeis” refer to our DigiCOURSE®, DigiSHOT®, DigiRANGE II®, DigiBIRD®, Orca®, FireFly®, Scorpion®, and VectorSeis® registered marks, and the terms “DigiSTREAMER,” “AtlanticSPAN,” “AfricaSPAN,” “ArcticSPAN,” "GulfSPAN,” “IndiaSPAN,” “JavaSPAN,” “BasinSPAN,” and “DigiFIN” refer to our DigiSTREAMER ™, AtlanticSPAN™, AfricaSPAN™, ArcticSPAN™, GulfSPAN™, IndiaSPAN™, JavaSPAN™, BasinSPAN™, and DigiFIN™ trademarks
and service marks.