A modular cradle for reinforcing, transporting, and stacking cargo containers used in the transportation and storage of bulk cargo in the oil and gas industry so as to allow compliance with construction and shipping standards adopted by the oil and gas industry is disclosed. The cargo cradle is comprised of a rectangular frame for holding and supporting a cargo container. The cradle has attached lifting lugs positioned within the interior of the cargo cradle for attachment of lifting cables. The lifting lugs are positioned so as to allow cradles to be stacked one upon the other. The container cradles interlock when stacked.