Lithko

Lithko, operating as Lithko Contracting, LLC, is a full-service concrete contractor headquartered in West Chester, Ohio. The company self-describes as one of the largest concrete contractors in the United States and states it is ranked #2 largest concrete contractor by ENR. Its work spans cast-in-place concrete, architectural tilt-up concrete, site concrete, slab-on-grade and slab-on-metal-deck systems, industrial and high-performance slab systems (including Ductilcrete and PrimX floor systems), and structural systems such as skip-joist pan slabs.

Lithko serves a broad set of end markets: data centers (including duct banks, power generation, water/waste water and other mission-critical work), consumer, industrial, advanced and life-sciences manufacturing, airports (structures, facilities and airfield/airside infrastructure), education (K-12, higher education and research, student housing), healthcare facilities and parking structures, mixed-use and multi-family buildings, entertainment venues (stadiums and arenas, hotels and convention centers, amusement and recreation), and distribution facilities including e-commerce, cold storage and warehousing. The company describes a data-driven, solution-based approach to optimizing client projects and offers preconstruction services such as value engineering and design-assist.

Business model

Lithko contracts directly on commercial and industrial construction projects as a concrete trade contractor, providing scopes such as cast-in-place concrete, tilt-up concrete, site concrete and slab systems, and engaging earlier in projects through preconstruction, value engineering and design-assist services.

Traction

The company reports 6,500+ coworkers, 26+ locations, more than $2B in 2026 revenue, and 500+ active projects at any given time. Named projects include the Texas A&M Fort Worth Law and Education Building (an eight-story university building using a skip-joist pan slab system), Scannell Logistics Buildings 2 & 3 in Salt Lake City, Project Gemini in Lexington, NC (an 11-building manufacturing project with heavily reinforced industrial slab-on-grade and thickened rail slabs), an industrial facility in Thornton, CO combining Ductilcrete and PrimX floor systems, the 32-story North Market Tower "Merchant Building" mixed-use high-rise in Columbus, OH, and a two-story confidential data center in New Albany, OH.