Primoris Services

Primoris Services in Fortune Rankings

Primoris Services Corporation was founded in 1960, when ARB, Inc. began as a pipeline construction company in Bakersfield, California, serving the growing energy needs of the U.S. West. Primoris itself was formed in 2004 as a parent company and later became a public company listed on the NYSE under the ticker PRIM. From those roots, it has expanded into one of the largest specialty infrastructure contractors in North America, providing construction, maintenance, replacement, fabrication, and engineering services. The company operates primarily in the United States and Canada and works for utilities, energy producers, renewable developers, municipalities, and transportation agencies. The company has also been associated with a broader portfolio of brands and operating businesses acquired over time, including legacy names such as ARB and Primoris Renewable Energy.

Primoris Services stock chart