EXHIBIT 10.28 EMPLOYMENT AGREEMENTEmployment Agreement • May 3rd, 2002 • Grant Geophysical Inc • Oil & gas field exploration services • Texas
EXHIBIT 10.26 AMENDMENT NUMBER THREE TO AGREEMENT FOR PURCHASE AND ASSIGNMENT OF FOREIGN ACCOUNTS RECEIVABLE THIS AMENDMENT NUMBER THREE TO AGREEMENT FOR PURCHASE AND ASSIGNMENT OF FOREIGN ACCOUNTS RECEIVABLE (this "Amendment"), dated effective as of...Agreement for Purchase and Assignment of Foreign Accounts Receivable • May 3rd, 2002 • Grant Geophysical Inc • Oil & gas field exploration services
