Cobiax® Voided Slabs were first introduced to the U.S. market in 2007. Charles J. Caruso and Michael A. Russillo founded Cobiax USA Inc. in 2012 to promote and supply the structural solution of voided slabs throughout the U.S.A. We continue to strengthen and build upon our position as the nationally recognized leader through our straightforward presentation, competent execution of supply contracts and continual development of products and engineering from coast to coast.