Subletting your office space or commercial property? Easily customize your own Commercial Sublease Agreement.This Sublease Agreement is available for use on UpCounsel. The California sublease agreement will allow a tenant (sublessor) of a property to introduce a subtenant, called a "sublessee." Landlord: The full name and address of the person who owns the property. Commercial landlords must decide if they are to allow their tenants to sublet their property. It should also completely identify and describe the subleased premises.