Construction project management and consultation services; Construction and installation of underground pipelines, utilities and renewable energy systems; Construction services, namely, planning, laying out and construction of pipelines and structures for the storage and transport of energy, natural gas, oil, electricity, water, aviation fuel, fiber optic cables, and telecommunication lines; Construction services, namely, industrial fabrication and construction of energy pipelines and storage structures; Installation, repair, replacement and maintenance of utilities, namely, utility cables, electricity distribution network hardware, water and gas distribution pipe networks, and sanitary pipe hardware systems; Underground infrastructure construction, namely, trenching in the nature of subsurface excavation and trench construction for new utilities; Restoration in the field of utilities, namely, restoration of utility pipe networks; Replacement of utilities, namely, utility cables, electricity distribution network hardware, water and gas distribution pipe networks, and sanitary pipe hardware and septic systems; Repair of existing utilities, namely, utility cables, electricity distribution networks, water and gas distribution networks, and sanitary systems; Consultation services in the field of construction of environmentally-conscious buildings; General construction contracting; Laying and construction of pipelines; Pipeline construction and maintenance; Pipeline construction; Pipe laying services