37 Demolition of buildings; excavation services; construction of protective excavation shoring; foundation contractor services; concrete forming and shoring for buildings; concrete forming and construction of protective concrete shoring for buildings and other commercial or public concrete structures; construction grading; construction grading for buildings, industrial factories, oil and gas wells, water wells, satellite towers, hydroelectric towers, and airports; environmental decommissioning, namely, environmental building demolition; renovation and restoration of buildings; hydrovac excavation services; horizontal directional drilling services for construction, namely, for installing underground pipelines, electrical power lines, and telecommunications cables; installation, repair and maintenance of underground utilities, including water lines, sewer lines, gas lines and cable lines; civil construction in the field of municipal infrastructure, namely, construction of civil engineering structures in the nature of roads, railroads, bridges, pipelines, public squares, parks, water supply and treatment plants, sewage treatment plants, electrical grid, and dams by pouring concrete; earthwork, land reclamation, tree clearing, and construction of well pads as foundations to support oil and water drilling rigs; construction services, namely, concrete paving, site clearing, excavation, pad preparation, grading, and asphalt paving services; construction, installation, repair and maintenance of underground utilities, including water lines, sewer lines, gas lines and cable lines; construction services, namely, the construction of infrastructure systems and infrastructure projects; construction services, namely, road paving, site clearing, excavation and grading; asbestos removal; drain and sewer cleaning and rootering services; hazardous waste clean-up services, namely, land reclamation services and bio-hazard biological clean-up services; hazardous waste sterilization; soil erosion control services; dredging services; road construction; commercial building construction; residential building construction; construction project management; rental of construction equipment, namely, earth moving equipment; solid waste landfill services; providing information in the fields of excavation, construction, and building demolition; and consultancy services in relation to the aforementioned services