Attached files
file | filename |
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8-K - FORM 8-K - Willbros Group, Inc.\NEW\ | c18235e8vk.htm |
May 31, 2011
Audit Tax Advisory | ||
Grant Thornton LLP | ||
333 Clay Street, 27th Floor | ||
Houston, TX 77002-4168 | ||
U.S. Securities and Exchange Commission |
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Office of the Chief Accountant
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T 832.476.3600 | |
100 F Street, NE
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F 713.655.8741 | |
Washington, DC 20549
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www.GrantThornton.com |
Re: | Willbros Group, Inc. File No. 1-11953 |
Dear Sir or Madam:
We have read Item 4.01 of Form 8-K of Willbros Group, Inc. dated May 25, 2011, and agree with
the statements concerning our Firm contained therein.
Very truly yours,
Grant Thornton LLP
U.S. member firm of Grant Thornton International Ltd
U.S. member firm of Grant Thornton International Ltd