GBI’s extensive experience allows the company to take on nearly any building, park, road or environmental project.  GBI’s own employees perform the majority of the projects’ tasks, including site work, excavation, structural and site concrete, drainage, demolition, landscaping, paving, curbing, millwork, rough and finished carpentry, masonry, painting, drywall and ceilings.  In addition, GBI maintains a diverse list of experienced sub-contractors who can perform any trade or complete any work required.