Construction of civil engineering structures by laying concrete, namely, concrete pouring and forming for buildings and other commercial or public concrete structures; Building construction services; infrastructure construction services, namely, concrete paving, site clearing, excavation, and grading; building construction supervision; information relating to construction, namely, building construction information; rental of construction machinery and apparatus; rental of tools, machinery and equipment for construction and demolition; repair and maintenance of buildings, residential structures, and commercial structures, namely, railroad infrastructure, marine port infrastructure, and roadway infrastructure; information relating to repairs, namely, providing information in the field of building repairs; cleaning services for buildings, namely, cleaning of interior and exterior surfaces of buildings; installation services during the construction of buildings and structures, namely, installation of building scaffolds, working and building platforms, and framing

Airport services; operation of toll roads, namely, providing private and public highways for others; operation of bridges; harbor services and operation of harbors, namely, operation of terminal and port facilities in the nature of delivery, loading, and unloading of cargo, and maritime cargo and passenger ship transportation; maritime navigation services, namely, satellite global navigation services; freighting services; ship brokerage services; rental of railways and railway cars for locomotion by rail; vehicle parking services; supply chain and reverse logistic services relating to transport and warehousing storage services, namely, storage, transportation and delivery of documents, packages, raw materials, and other freight for others by air, rail, ship or truck; transport of passengers and goods by rail, land, sea and air; transport, storage and delivery of merchandise, namely, goods; ground support services for passenger and freight management, namely, luggage transportation, cargo handling

Technological consultancy in the field of research and design of the construction of infrastructure and buildings in the civil, railway, aeronautical and naval engineering fields; Technological consultancy in the field of planning of infrastructure and buildings in the civil, railway, aeronautical and naval engineering fields; Engineering services, namely, engineering design services, architectural and engineering services, structural engineering design services; Technical project study, namely, conducting feasibility studies in the field of environmental engineering; Research relating to environmental protection; Quality control for others; Planning and consultancy relating to architecture, namely, professional consulting services in the fields of engineering, land use planning, surveying, and landscape architecture; Development of construction projects, namely, construction drafting; Geological analyses and testing, namely, geological surveying and research; Design of engineering construction products; Analysis of the structural behavior of building materials, namely, structural engineering design services and consulting in the field of structural engineering; Research on the construction of buildings or urban planning; development of computer programs designed for use in construction and engineering; Conducting of engineering surveys