Biordi Concrete has been providing masonry restoration, sidewalk violation removals, basement waterproofing, and foundation w ... aterproofing since 1959. Biordi Concrete has been providing masonry restoration, sidewalk violation removals, basement waterproofing, and foundation waterproofing since 1959. FAMILY OWNED & OPERATED FOR 3 GENERATIONS • Residential & Commercial Concrete Work • Exterior & Interior Foundation Waterproofing • Sidewalk Violation Removal and Replacement www.biordiconcretes.com (718) 357-6500 biordiconcrete@yahoo.com read more