PRIM vs FLR Comparison

Primoris Services Corp is a provider of critical infrastructure services operating mainly in the United States and Canada. The company provides a range of construction, maintenance, replacement, and engineering services. The Utilities segment operates throughout the United States and specializes in a range of services, including the construction and maintenance of new and existing natural gas and electric utility distribution and transmission systems, and communications systems. The Energy segment operates throughout the United States and Canada and specializes in a range of services that include engineering, procurement, construction, and maintenance services to various industries. The majority of the company's revenue is derived from the Energy segment.

Fluor is one of the largest global providers of engineering, procurement, construction, fabrication, operations, and maintenance services.It serves a wide range of end markets, including oil and gas, chemicals, mining, metals, and transportation. The company's business is organized into three core segments: urban solutions, mission solutions, and energy solutions. Fluor generated $15.5 billion in revenue in 2025.