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Welcome to Primoris Services Corporation

Founded in 1960, and with experience going back almost 15 years further, Primoris, through various subsidiaries, has grown to become one of the largest construction service enterprises in the United States. Serving diverse end markets, Primoris provides a wide range of construction, fabrication, maintenance, replacement, water and wastewater, and engineering services to major public utilities, petrochemical companies, energy companies, municipalities, and other customers. Since December 2009, Primoris has more than doubled its size and the Company's national footprint now extends from Florida, along the Gulf Coast, through California, into the Pacific Northwest and Canada.


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ARB, IncOnQuest, IncJames Construction GroupCardinal Contractors, IncRockford CorporationPrimoris Energy ServicesAeveniaQ3 ContractingVadnais