Construction; General building construction work; General civil engineering work; Construction of building, factory and warehouse; General construction contracting; Dredging services; Pavement construction; Tile, brick and block construction; Building reinforcement; Painting work; Joinery work; Sheet-metal work; Waterproofing work; Roofing work; Upholstering work; Construction consultancy; Maintenance of building equipment; Building construction supervision; Demolition of buildings; Installation of insulating materials; Factory construction; Rustproofing; Underwater repair; Cleaning of buildings (exterior surface) Cleaning of buildings (interior); Leasing of construction machines and equipment; Electrical work; Construction of telecommunication facilities; Real estate development (building and construction services); Land development (as investor or fee development manager); Property maintenance; Repair; Installation services; Operation of building construction equipment for others; Civil engineering work, including the construction of bridges, tunnels, highways, dams and other infrastructure

Drafting services; Drafting for construction; Architectural services; Architectural consultation; Architectural design in the field of buildings; Engineering design services; Consulting in the fields of engineering and architecture; Design services; design of factory buildings, office buildings, warehouse and residential buildings; surveying; Engineering; Geological surveying; Geological research; Testing or research for electricity; Testing or research on civil engineering; Research on building construction or city planning; Research on building construction or city planning or regional development planning; Survey design and research; Planning of buildings and infrastructure systems for buildings; Technological planning and consulting services in the field of city planning and regional development planning; Monitoring of building equipment to ensure proper functioning; Civil engineering services