Historic Bronze Door & Threshold Restoration

The contract requires the cleaning, polishing, and sealing of ten historic bronze door thresholds with the explicit mandate to preserve their original patina using only non-abrasive, conservation-grade materials. This work is part of a broader effort to maintain the historical integrity of the structures, emphasizing minimal intervention and adherence to preservation standards. All procedures must avoid any methods that could damage or alter the natural aging characteristics of the bronze, ensuring the long-term integrity and aesthetic value of the thresholds remain intact. This is a total small business set-aside subcontract classified under NAICS code 541990, indicating it falls within other professional, scientific, and technical services. The opportunity was posted on May 6, 2026, with a response deadline of May 11, 2026, at 6:00 PM. The contracting office is the IBC Acq Svcs Directorate under the Department of the Interior, and while specific location details are not provided, the work is expected to occur at a site under the agency's jurisdiction. Only small businesses are eligible to bid, and the subcontract is intended to support federal preservation goals through specialized, conservation-focused expertise.