Martin Marietta Materials
NYSE:MLMMartin Marietta Materials, Inc., a natural resource-based building materials company, supplies aggregates and heavy-side building materials to the construction industry in the United States and internationally. It offers crushed stone, sand, and gravel products; ready mixed concrete and asphalt; paving products and services; and Portland and specialty cement for use in the infrastructure projects, and nonresidential and residential construction markets, as well as in the railroad, agricultural, utility, and environmental industries. The company also produces magnesia-based chemicals products; dolomitic lime primarily to customers for steel production and soil stabilization; and cement treated materials. Its chemical products are used in flame retardants, wastewater treatment, pulp and paper production, and other environmental applications. The company was founded in 1939 and is headquartered in Raleigh, North Carolina.
Otis Worldwide
NYSE:OTISOtis Worldwide Corporation engages in manufacturing, installation, and servicing of elevators and escalators in the United States, China, and internationally. The company operates in two segments, New Equipment and Service. The New Equipment segment designs, manufactures, sells, and installs a range of passenger and freight elevators, as well as escalators and moving walkways for residential and commercial buildings, and infrastructure projects. This segment serves real-estate and building developers, and general contractors. It sells its products directly to customers, as well as through agents and distributors. The Service segment performs maintenance and repair services, as well as modernization services to upgrade elevators and escalators. Otis Worldwide Corporation was founded in 1853 and is headquartered in Farmington, Connecticut.
Quanta Services
NYSE:PWRQuanta Services, Inc. provides infrastructure solutions for the electric and gas utility, renewable energy, communications, and pipeline and energy industries in the United States, Canada, Australia, and internationally. The company's Electric Power Infrastructure Solutions segment engages in the design, procurement, construction, upgrade, repair, and maintenance of electric power transmission and distribution infrastructure and substation facilities; installation, maintenance, and upgrade of electric power infrastructure projects; installation of smart grid technologies on electric power networks; and design, installation, maintenance, and repair of commercial and industrial wirings. This segment also offers aviation services; emergency restoration services; and other engineering and technical services; design and construction solutions to wireline and wireless communications, cable multi-system operators, and other customers; and training for electric workers, as well as training for the gas distribution and communications industries. The company's Renewable Energy Infrastructure Solutions segment is involved in engineering, procurement, construction, repair, and maintenance of wind, solar, and hydropower generation facilities, as well as battery storage facilities; and provision of engineering and construction services for substations and switchyards, transmission, and other electrical infrastructures. The company's Underground Utility and Infrastructure Solutions segment offers design, engineering, procurement, construction, upgrade, repair, and maintenance services for natural gas systems for gas utility customers; fabrication services for pipeline support systems and structures and facilities; and engineering and construction services for pipeline and storage systems, and compressor and pump stations. The company was formerly known as Fabal Construction, Inc. and changed its name to Quanta Services, Inc. in November 1997. The company was incorporated in 1997 and is headquartered in Houston, Texas.
Vulcan Materials
NYSE:VMCVulcan 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.