Sterling Infrastructure is a construction services company operating across three segments: E-Infrastructure Solutions, Transportation Solutions, and Building Solutions. E-Infrastructure is the core growth driver — Sterling provides large-scale site development services for data centers, semiconductor fabs, e-commerce distribution centers, and manufacturing facilities, including grading, underground utilities, and duct banks. Following the 2025 acquisition of CEC Facilities Group, Sterling also provides electrical and mechanical contracting for mission-critical facilities. Data centers represent roughly 75-80% of E-Infrastructure backlog, and the segment generates operating margins approaching 25%. Sterling's competitive positioning in this segment centers on its track record for on-time delivery, which is critical for hyperscalers and semiconductor manufacturers where speed-to-market is enormously valuable. Transportation Solutions covers heavy highway, aviation, rail, and port construction, primarily for state DOTs, funded largely by federal infrastructure spending under the IIJA. Sterling has been deliberately shifting this segment away from low-bid highway work toward higher-margin design-build, aviation, and rail projects. Building Solutions provides residential concrete foundations and plumbing services for homebuilders in Texas and Phoenix, and is the smallest and most cyclically sensitive segment. Sterling operates as a project-based contractor under fixed-unit price or lump-sum contracts. The company's backlog at year-end 2025 was $3.01B, and many large E-Infrastructure projects involve sequential phases where Sterling's historical re-award rate is near 100%, providing revenue visibility beyond the signed backlog.