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 provide consulting services related to planning, design, architecture, and engineering services required to develop, remodel, or maintain and repair residential and commercial buildings, industrial structures, and other engineering projects.
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 provide support services for utilities and utility companies (including metering, billing, development, maintenance, contract operation, and other services).
Company that provide engineering consulting services including providing advice, preparing of feasibility studies, preparing preliminary and final plans and designs, providing technical services during the construction or installation phase, inspecting and evaluating engineering projects, and related services.
Companies that specialize in performing business, consumer, environmental, and other activities for companies, households, or individuals in exchange for fees; and associations that promote the interests of their members including business and non-business associations or groups.
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 provide electric power, natural gas, steam supply, water supply, and sewage removal through a permanent infrastructure of lines, mains, and pipes.
Companies that provide collection and treatment of both hazardous and solid waste, as well as remediation and waste management.
Companies that own, operate and produce and/or distribute steam, heated or cooled air. The companies' activities include cooling, heating, filtering and dehumidifying the air in hot, corrosive, dusty, hazardous and other harsh industrial environments, as well as other air-conditioning services.
Companies that provide cleanup of contaminated buildings, mine sites, soil remediation, contouring land, other toxic material abatement, environmental engineering, testing and analysis, as well as companies that operate facilities for separating and sorting recyclable materials from non-hazardous garbage, and other waste management service providers.
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.