STERLING INFRASTRUCTURE, INC.

Sterling Infrastructure, Inc. is a market-leading infrastructure services provider operating through a diversified portfolio of specialized subsidiaries across three primary segments: E-infrastructure Solutions, Transportation Solutions, and Building Solutions. The company delivers advanced site infrastructure services for data centers, manufacturing facilities, e-commerce distribution centers, warehousing, and energy projects, positioning itself as a critical enabler of onshoring and artificial intelligence infrastructure development. Its Transportation Solutions segment handles infrastructure and rehabilitation projects including highways, roads, bridges, airports, ports, and rail systems. The Building Solutions segment provides residential and commercial concrete foundations, parking structures, and related concrete work for homebuilders and commercial developers. Operating through a roster of regionally-focused, independently managed companies with strong presences in the Southern, Northeastern, Mid-Atlantic, Rocky Mountain regions, and Pacific Islands, Sterling combines specialized expertise with customer-centric operations. The company emphasizes sustainability practices, risk management through disciplined project selection, and operational excellence to deliver consistent returns while building the infrastructure foundation that enables economic growth, mobility, and housing development across the United States.