Companies that manufacture, market, and distribute basic materials, industrial products, chemicals, as well as machinery and equipment.
Companies that provide construction services including architectural and engineering services contractors, civil engineering contractors, integrated contractors, manufactured buildings suppliers, reclamation and dredging contractors, specialty contracting traders, and providers of other construction services.
Companies that engage in mining, mine site development, and preparing metallic minerals and nonmetallic minerals (including companies that operate mines and quarries for themselves or for others on a contract basis, companies that engage in quarrying, crushing, screening, washing, sizing, concentrating, and flotation of metals and nonmetallic minerals, and companies that provide support services for the mining industry).
Companies that explore, develop, mine, and process crushed and broken stone (such as, Basalt, limestone, sandstone, Boulder, marble, diabase, and other crushed stones), and companies that provide mineral preparation and support activities for such mining (including crushing, grinding, washing, screening, pulverizing, and sizing stones).
Companies that provide construction services including general and specialty construction contracting, development, design, engineering, and other services in addition to companies that invest in the construction sector
Companies that design, develop, and provide civil contracting services for infrastructure projects (including roads, bridges, sewage and drainage, tunnels, highways, damns, water drilling works).
Companies that design, develop, and provide electrical and mechanical services (including lighting, power transmission, piping, pumps, and instrumentation works) for residential and commercial buildings, industrial structures, and other engineering projects.
Companies that design, develop, and provide civil contracting services for residential and commercial buildings and other general structures.
Companies that rent or lease commercial and industrial machinery and equipment. The companies' activities include providing capital or investment-type equipment that clients use in their business operations.
Companies that design, manufacture, assemble, market, distribute, and/or lease machinery and equipment (lighting equipment, agriculture machinery, commercial hardware, fastener equipment, construction machinery, electrical machinery, food service and food retail machinery, industrial automation and industrial control equipment, pumps, valves, seals, fluid control equipment, as well as safety and security equipment).
Companies that engage in mining, mine site development, and preparing metallic and nonmetallic minerals. The industry includes companies that operate mines and quarries for themselves or for others on a contract basis.
Companies that explore, develop, mine, and process non-metallic minerals (such as stone, sand, gravel, clay, ceramic, and other non-metallic minerals) and companies that provide non-metallic minerals preparation and support activities for non-metallic minerals mining (including screening, washing, magnetic separation, and centrifugal separation of non-metallic minerals).
Companies that design, develop, and provide civil contracting services (constructing the main concrete and/or steel structure) for residential and commercial buildings, industrial structures, and other engineering projects.