Gun Range Builder, LLC, is a turnkey solution for indoor shooting range design and installation. GRB specializes in commercial construction. Our services include architectural design, permitting, site work, building construction, retail design, staff training, HVAC/filtration and range component install. GRB has a large product line including rubber berm traps, steel traps, ballistic block step traps, target retriever systems, custom shooting booths, adjustable height tables and ballistic rubber panels. GRB also installs cubic prism training simulators for commercial and LE ranges. (less)