A modified mini or self storage container might be the solution to your businesses storage needs. Thinking of starting a self-storage business? Has your brick and mortar self-storage business run out of storage units? Or maybe you just need a storage solution for your own business or personal property. A modified new or used shipping container might be the right choice when it comes to your self-storage and mini storage needs. Over the years Storstac has custom modified hundreds of shipping containers into clean, attractive, modular, self storage units. We can custom order any size and number of doors, add divider walls, insulate the interior and . Our self storage easy open roll up doors and dedicated paint shop will ensure your self storage containers look great and are easy to maintain.