Modular and prefabrication construction management services; general construction contracting services; commercial, industrial, governmental, utility, and residential building construction services; and planning services in the field of commercial, industrial, governmental, utility, and residential building construction services

Building wall framing made primarily of metal; Construction elements made of metal, namely, supports; Frames of metal for building; Joists of iron or steel; Metal floor trusses; Metal roof trusses; Metal shelter structures; Modular metal structures with flexible covers for agricultural, commercial or industrial storage; Prefabricated metal walls