SUPPLEMENTAL INDENTURESupplemental Indenture • February 2nd, 2007 • Seitel Inc • Oil & gas field exploration services • New York
THIS SUPPLEMENTAL INDENTURE (the “Supplemental Indenture”), dated as of January 31, 2007, is entered into by and among Seitel, Inc., a Delaware corporation (the “Company”), the subsidiary guarantors listed on the signature page hereto (each a “Subsidiary Guarantor” and collectively, the “Subsidiary Guarantors”) and LaSalle Bank National Association, as trustee (the “Trustee”).
