Interests

• Mining support services
• Oil and natural gas extraction support activities
• Other activities related to oil and natural gas extraction support activities
• Waste collection, treatment & disposal activities; materials recovery
• Collection of non-hazardous waste
• Transfer of municipal waste
• Street cleaning
• Construction of buildings
• Construction of buildings
• Remodeling or renovating existing residential and non- residential structures
• Civil engineering
• Construction of roads and railways
• Other construction activities of roads, bridges, tunnels and railways n.e.c.
• Construction of utility projects
• Long-distance pipelines, communication and power lines
• Establishment and Maintenance of main lines and stations of water distribution
• Construction and repair of irrigation systems (canals)and main reservoirs, and drilling and maintenance of water wells
• Construction and repair of sewer systems, sewage disposal plants and pumping stations
• Construction, erection and repair of power plants
• Other utility projects construction activities n.e.c.
• Specialized construction activities
• Site preparation
• Other site preparation activities
• Electrical installation
• Electrical wiring
• Network wiring
• Other electrical and telecommunications wiring activities
• Installation of street lighting and airport runway lighting
• Services to buildings and landscape activities
• Combined facilities support activities
• Provision of general interior cleaning services within facilities
• Provision of maintenance services within facilities
• General cleaning of buildings
• General cleaning of buildings
• Other building and industrial cleaning activities
• Exterior cleaning of buildings
• Swimming pool cleaning and maintenance services

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