SIGMASLAB

Anchors; metal anchor plates and tie plates in the nature of reinforcing materials of metal for building; bolts of metal; cables of metal, non-electric; steel wire; reinforcing materials of metal for building; reinforcing materials of metal for concrete; ropes of metal; non-electric wires of common metal; wire rope; wire stretchers being tension links of metal

Concrete; concrete building elements, namely, concrete floors, pillars, and slabs; floors, not of metal; pillars, not of metal, for building; slabs, not of metal, for building

Construction, maintenance and repair of civil engineering structures and other engineered structures, namely, concrete slabs, concrete flooring, and concrete pillars that combine fiber reinforcement and post-tensioning; installation of strand reinforcing bars, namely, joining together of strand reinforcing bars predominantly used in reinforced concrete structures

Provision of advisory services in the field of concrete structure design, in particular regarding the combination of fiber reinforcement and post-tensioning for concrete structures for use by others in the design of engineered structures, namely, concrete slabs, concrete flooring, and concrete pillars