All Sunrise Steel Mini-Storage Buildings quotes are good for 30 days. All buildings come with mini storage framing and a factory warranty in accordance with manufacturing materials specifications. We only use quality materials and our steel buildings are built to last a lifetime! Our efficiencies in your building erection process come with quality and experience for the last decade for self-storage, aviation, agricultural, and residential. We have mini storage metal buildings and erectors for all of SE Wisconsin. Sunrise Steel Buildings, LLC and Sam Miller Construction are based out of Whitewater, WI.