531130 Lessors of Miniwarehouses and Self-Storage Units This industry comprises establishments primarily engaged in renting or leasing space for self- storage. These establishments provide secure space (i.e., rooms, compartments, lockers, containers, or outdoor space) where clients can store and retrieve their goods. The data published with NAICS code 531130 include these parts of the following SIC industries: 4225 (pt) Lessors of miniwarehouses & self storage units