37 Building construction services; construction management and construction project management services; Consulting services in the field of building construction, construction project management and construction planning services; Commercial building construction; Building construction and repair; Building construction management; building construction services as general contractors; Construction project management services; Construction services, namely, planning, laying out and custom construction of commercial and government buildings; Building construction supervision; Technical consultation in the field of building construction; Custom construction and building renovation; General contractor services, namely, commercial, institutional and industrial construction and renovation, and construction management services; Construction administration and management services, namely, construction consultation, construction planning, construction management and construction supervision; advisory services relating to building construction; construction and preconstruction services, namely, construction oversight, construction planning, construction supervision; construction management services in the field of utilizing processes and procedures that efficiently manage construction planning and design, costs, scheduling, and construction project documentation; construction planning, namely, preparing design studies and drawings of construction projects; construction project management services, namely, providing constructability reviews and building model analysis; building construction services for commercial and government buildings, hospitals, hangars, laboratories, medical facilities, data centers, office buildings, plants and factories; building demolition; installation of wood flooring, wallboard, masonry walls and structures, wall and floor coverings, siding, building foundations, floor tile, carpet, fencing, windows, plate glass, elevators, plumbing, drywall, building scaffolds, locks, doors, insulating materials, foundry materials, fire alarms, security systems, lighting apparatus, refrigeration, cladding, roofing, roof gutters, stairwells, waterproofing materials, electrical equipment, fire suppression systems, security systems, wiring, cleanroom facilities and equipment, medical equipment, fixtures and heating, ventilating and air conditioning equipment; installation of utilities in construction sites; steel structure construction works; building inspection in the course of building construction; construction grading services; consulting in the field of hospital construction; construction services, namely, planning, laying out and custom construction of commercial buildings; construction services, namely, concrete paving, site clearing, excavation, pad preparation, grading, and asphalt paving services