Exhibit 23.3

CONSENT OF INDEPENDENT AUDITORS

We consent to the incorporation by reference in Registration Statement No. 33-54064, 33-54066, 33-54096, 33-57746, 333-130167, 33-86654, 33-20801, 333-53487, 333-64714, 333-89071, 333-104412, 333-130162, 333-105930, 333-135683, 333-159908, and 333-159909 and Post-Effective Amendment No. 1 to Registration Statement No. 33-57748 and Post-Effective Amendment No. 1 to Registration Statement No. 333-53485 on Form S-8 of our report dated April 15, 2013, relating to the consolidated financial statements of Boyles Bros. Servicios Tecnicos Geologicos S.A. (Boytec S.A.) and Subsidiaries for the year ended December 31, 2012, appearing in this Annual Report on Form 10-K of Layne Christensen Company for the year ended January 31, 2013.

/s/ Deloitte, Inc.

Panama City, Republic of Panama

April 16, 2013