CRH plc, together with its subsidiaries, provides building materials solutions in Ireland and internationally. It operates through four segments: Americas Materials Solutions, Americas Building Solutions, Europe Materials Solutions, and Europe Building Solutions. The company provides solutions for the construction and maintenance of public infrastructure and commercial and residential buildings; and produces and sells aggregates, cement, readymixed concrete, and asphalt, as well as provides paving and construction services. It also manufactures, supplies, and delivers solutions for the built environment in communities across North America; and offers building and infrastructure solutions serving complex critical utility infrastructure, such as water, energy, transportation, and telecommunications projects, and outdoor living solutions for enhancing private and public spaces. In addition, the company combines materials, products, and services to produce a wide range of architectural and infrastructural solutions for use in the building and renovation of critical utility infrastructure, commercial and residential buildings, and outdoor living spaces for the built environment. Further, it produces and supplies precast and pre-stressed concrete products comprising floor and wall elements, beams, vaults, pipes, and manholes; granite, limestone, and sandstone; concrete and polymer-based products, such as underground vaults, drainage systems, utility enclosures, and modular precast structures; engineered steel, polymer-based anchoring, fixing, and connecting solutions; concrete masonry, hardscape and related products, including pavers, blocks and curbs, retaining walls, and slabs; and fencing and railing systems, composite decking, lawn and garden products, and packaged concrete mixes. The company was founded in 1936 and is headquartered in Dublin, Ireland.

Vulcan Materials Company, together with its subsidiaries, produces and supplies construction aggregates primarily in the United States. It operates through four segments: Aggregates, Asphalt, Concrete, and Calcium. The company provides crushed stones, sand and gravel, sand, and other aggregates; and related products and services that are applied in construction and maintenance of highways, streets, and other public works, as well as in the construction of housing and commercial, industrial, and other nonresidential facilities. It also offers asphalt mix and asphalt construction paving services; ready-mixed concrete; and calcium products for the animal feed, plastics, and water treatment industries. The company was formerly known as Virginia Holdco, Inc. and changed its name to Vulcan Materials Company. Vulcan Materials Company was founded in 1909 and is headquartered in Birmingham, Alabama.

Summit Materials, Inc. operates as a vertically integrated construction materials company in the United States and Canada. It operates in three segments: West, East, and Cement. The company offers aggregates, cement, ready-mix concrete, asphalt paving mixes, and concrete products, as well as plastics components. It also provides asphalt paving and related services. In addition, the company operates municipal waste, construction, and demolition debris landfills; and liquid asphalt terminals. The company serves the public infrastructure, and residential and nonresidential end markets. Summit Materials, Inc. was founded in 2009 and is headquartered in Denver, Colorado.

CEMEX, S.A.B. de C.V., together with its subsidiaries, produces, markets, distributes, and sells cement, ready-mix concrete, aggregates, urbanization solutions, and other construction materials and services worldwide. The company offers gray ordinary portland, white portland, oil-well, and blended cement products; mortar; and standard ready-mix, architectural and decorative, rapid-setting, fiber-reinforced, fluid-fill, roller-compacted, self-consolidating, pervious, and antibacterial, and other concrete products. It also provides crushed stone, sand, gravel, and recycled concrete products; performance materials, such as admixtures, mortars, special mortars, and asphalt; and waste management services comprising municipal and industrial, construction, demolition and excavation, and alternative raw materials. In addition, the company construction related services, including logistics and transportation, retail, pavement services, design and engineering, and others; and industrial construction products consist of precast components, 2D panels, 3D modules, and complete structures. CEMEX, S.A.B. de C.V. was founded in 1906 and is headquartered in San Pedro Garza García, Mexico.

Eagle Materials Inc., through its subsidiaries, manufactures and sells heavy construction materials and light building materials in the United States. It operates in four segments: Cement, Concrete and Aggregates, Gypsum Wallboard, and Recycled Paperboard. The company engages in the mining of limestone for the manufacture, production, distribution, and sale of Portland cement, including Portland limestone cement; grinding and sale of slag; and mining of gypsum for the manufacture and sale of gypsum wallboards used to finish the interior walls and ceilings in residential, commercial, and industrial structures, as well as well as containerboard and lightweight packaging grades; manufacture and sale of recycled paperboard to the gypsum wallboard industry and other paperboard converters; the sale of readymix concrete; and mining and sale of aggregates, such as crushed stone, sand, and gravel. Its products are used in commercial and residential construction; public construction projects to build, expand, and repair roads and highways; and repair and remodel activities. The company was formerly known as Centex Construction Products, Inc. and changed its name to Eagle Materials, Inc. in January 2004. Eagle Materials Inc. was founded in 1963 and is headquartered in Dallas, Texas.

Knife River Corporation, together with its subsidiaries, provides aggregates- led construction materials and contracting services in the United States. It operates through Pacific, Northwest, Mountain, Central, and Energy Services segments. The company mines, processes, and sells construction aggregates, including crushed stone and sand, and gravel; and produces and sells asphalt and ready-mix concrete. It also provides contracting service, such as heavy-civil construction, asphalt and concrete paving, and site development and grading. In addition, the company sells cement, merchandise, and other building materials and related services. The company sells its construction materials to public and private-sector customers, including federal, state, and municipal governments, as well as industrial, commercial and residential developers, and other private parties; and provides its contracting services to public-sector customers for the development and servicing of highways, local roads, bridges, and other public-infrastructure projects. Knife River Corporation was founded in 1917 and is based in Bismarck, North Dakota.

United States Lime & Minerals, Inc. manufactures and supplies lime and limestone products in the United States. It extracts limestone from open-pit quarries and an underground mine, and processes it as pulverized limestone, quicklime, hydrated lime, and lime slurry. The company supplies its products primarily to the construction customers, including highway, road, and building contractors; industrial customers, such as paper and glass manufacturers; environmental customers comprising municipal sanitation and water treatment facilities, and flue gas treatment processes; oil and gas services companies; roof shingle manufacturers; and poultry producers. In addition, it has various royalty interests with respect to oil and gas rights in natural gas wells located in Johnson County, Texas in the Barnett Shale Formation. The company was incorporated in 1950 and is headquartered in Dallas, Texas. United States Lime & Minerals, Inc. operates as a subsidiary of Inberdon Enterprises Ltd.

Minerals Technologies Inc. develops, produces, and markets various mineral, mineral-based, and related systems and services. The company operates through two segments, Consumer & Specialties, and Engineered Solutions segments. The Consumer & Specialties segment offers household and personal care products, such as pet litter, personal care, fabric care, edible oil and other fluid purification, animal health, and agricultural products; and specialty additives products, including precipitated calcium carbonate and ground calcium carbonate products that are used in the paper, paperboard, and fiber based packaging industries, as well as automotive, construction, and table and food applications. This segment produces limestone and dolomitic limestone used in construction, automotive, and consumer markets for packaging applications. The Engineered Solutions segment provides high-temperature technology products consisting of custom-blended mineral and non-mineral products for casting auto parts, farm and construction equipment, oil and gas production equipment, power generation turbine castings, and rail car components; and environmental and infrastructure products comprising geosynthetic clay lining systems, vapor intrusion mitigation products, sub surface waterproofing systems, green roofs, wastewater remediation, drinking water purification technologies, and drilling products. In addition, this segment provides chromite products; gunnable monolithic refractory products and application systems; monolithic refractory materials and pre-cast refractory shapes; refractory shapes and linings; carbon composite and pyrolitic graphite; and filtration and well testing services. It markets its products primarily through its direct sales force, as well as regional distributors. The company serves in the United States, Canada, Latin America, Europe, Africa, and Asia. Minerals Technologies Inc. was incorporated in 1968 and is headquartered in New York, New York.