Primoris Services Corporation Announces New Construction Contracts Valued at Approximately $120 Million

Primoris Services Corporation

(Nasdaq:PRIM) (Nasdaq:PRIMW) ("Primoris" or "Company") today announced that its wholly-owned subsidiary, James Construction Group, LLC ("James"), has been awarded new contracts that are expected to generate aggregate revenues to Primoris of approximately $120 million over a three-year period commencing in the third quarter of 2010.

Details of the contracts are as follows:

• The Louisiana Department of Transportation awarded James a contract valued at $60.7 million to construct a new section of I-49 near Shreveport, LA. The scope of the project includes 2.5 million cubic yards of embankment, 3,200 linear feet of new bridge construction, and more than 180,000 square yards of concrete paving. Work on this project is expected to begin in August 2010.   
• The U.S. Army Corps of Engineers, in conjunction with the on-going hurricane protection work for the city of New Orleans, awarded James a project in St. Charles Parish involving levee and floodwall construction, as well as the construction of twin 2,500 linear foot bridges. The contract value is $38.7 million and work is expected to begin in August 2010.  
• James was awarded a Design/Build Team subcontract valued at approximately $20 million associated with the widening of I-10 in East Baton Rouge Parish, LA. James will perform earthwork, base work and concrete paving required for the critical five mile section of the interstate. The project will begin in July 2010.   

About Primoris

Primoris, through various subsidiaries, is one of the largest specialty contractors and infrastructure companies in the United States. Serving diverse end markets, Primoris provides a wide range of construction, fabrication, maintenance and replacement services, as well as engineering services to major public utilities, petrochemical companies, energy companies, municipalities and other customers. With the recent acquisition of James Construction Group, Primoris has a significant presence in the Gulf States region where it provides heavy civil construction services. Primoris is also a leading water and wastewater contractor in the state of Florida, and a specialist in designing and constructing complex commercial and industrial concrete structures in California. For additional information on Primoris, please visit www.prim.com.

The Primoris Services Corporation logo is available at http://www.globenewswire.com/newsroom/prs/?pkgid=5527

Forward-Looking Statements

This press release contains certain forward-looking statements, including with regard to the Company's future performance. Words such as "estimated," "believes," "expects," "projects," "may," and "future" or similar expressions are intended to identify forward-looking statements. Forward-looking statements inherently involve risks and uncertainties, including without limitation, those described in this press release and those detailed in the "Risk Factors" section and other portions of our Annual Report on Form 10-K for the year ended December 31, 2009 and other filings with the Securities and Exchange Commission, including the Company's Form 10-Q filed on May 10, 2010. Primoris does not undertake any obligation to publicly update or revise any forward-looking statements, whether as a result of new information, future events or otherwise, except as may be required under applicable securities laws.

CONTACT:  Primoris Services Corporation
          Peter J. Moerbeek, Executive Vice President,
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          The Equity Group Inc.
          Devin Sullivan, Senior Vice President
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          Gerrard Lobo, Senior Account Executive
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