Sterling Infrastructure, Inc. STRL

What this company does

Sterling Infrastructure operates through a variety of subsidiaries within three segments specializing in E-Infrastructure, Transportation and Building Solutions in the United States, primarily across the Southern, Northeastern, Mid-Atlantic and Rocky Mountain regions and the Pacific Islands. At December 31, 2025, the Company had approximately 4,400 employees, comprised of approximately 1,200 salaried employees and approximately 3,200 hourly employees. The Company's operations consist of three reportable segments: E-Infrastructure Solutions, Transportation Solutions and Building Solutions. E-Infrastructure Solutions provides large-scale site development services and electrical services for data centers, semiconductor fabrication, manufacturing, distribution centers, warehousing, and power generation. Transportation Solutions includes infrastructure and rehabilitation projects for highways, roads, bridges, airports, ports, rail and storm drainage systems. Building Solutions includes residential and commercial concrete foundations for single-family and multi-family homes, parking structures, elevated slabs, other concrete work, plumbing services, and surveys for new single-family residential builds. The value of its Backlog was $3.01 billion at December 31, 2025.

Written from the business description in Sterling Infrastructure, Inc.'s annual report to the U.S. Securities and Exchange Commission, filed 26 February 2026. Every sentence was checked against that document before publication.