Exhibit 23.1

            CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

The Board of Directors
Energy Service Acquisition Corp.

We consent to the use in the Registration Statement on Form S-1 to be filed with
the Securities and Exchange Commission of our report dated April 4, 2006 with
respect to the balance sheets of Energy Service Acquisition Corp. as of March
31, 2006, and the related statements of operations, changes in stockholder's
equity, and cash flows at March 31, 2006, included herein and to the reference
to our firm under the heading "EXPERTS" in the prospectus.


/s/ Castaing, Hussey & Lolan, LLC

New Iberia, Louisiana
April 6, 2006