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EX-31.2 - CERTIFICATION OF CFO - Orion Group Holdings Inccfocert03312011.htm
EX-31.1 - CERTIFICATION OF CEO - Orion Group Holdings Incceocert03312011.htm
10-Q - QUARTERLY REPORT FOR THE QUARTER ENDED MARCH 31 2011 - Orion Group Holdings Incmar312011_10q.htm
 
SECTION 1350 CERTIFICATIONS
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002
 
In connection with the Quarterly Report of Orion Marine Group, Inc. (the “Company”) on Form 10-Q for the quarter ended March 31, 2011 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), we, J. Michael Pearson and Mark R. Stauffer, Chief Executive Officer and Chief Financial Officer , respectively, of the Company, certify, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, that to our knowledge:
 
1)  
T he Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

2)  
The information contained in the Report fairly presents, in all material respects, the financial condition and result of operations of the Company.





By:
  /s/ J. Michael Pearson         
May 6, 2011
J. Michael Pearson
 
President and Chief Executive Officer
   
   
   
By:
  /s/ Mark R. Stauffer
May 6, 2011
Mark R. Stauffer
 
Executive Vice President and Chief Financial Officer