Abstract: A modular storage furniture system is provided. The furniture system includes at least one cabinet or shelf, at least one interchangeable surface panel, and a support structure. Cabinet side panels are provided with one or more rows of vertically spaced fastening notches that can receive a range of components including, but not limited to, horizontal support rails, cabinet door hinges, cabinet drawer slides, and internal cabinet shelves. The interchangeable surface panels can be removably attached to any side of the cabinet by way of fasteners, connectors, hooks, magnets, or a channel system. The support structure includes at least two vertical fastening posts, with a plurality of notches provided at intervals along the length of each fastening post. A cabinet or shelf can be removably attached to the support structure by inserting hooks provided on the cabinet sides or shelf brackets into the notches. All system components can be dismantled to provide a generally flat and compact shape for easy shipping.