Kemper Center – Durkee Mansion Stained-Glass Window Restoration

The County of Kenosha is seeking a qualified contractor to fully restore twelve historic stained‑glass windows at the Kemper Center – Durkee Mansion. The scope includes removal, safe transport to a restoration studio, expert historic glass restoration, temporary protective glazing, millwork repair and painting, installation of ventilation breather tubes, and final re‑installation of the restored windows. The contractor must also provide all labor, equipment, insurance, bonding, and obtain required permits. Bids must be submitted by 1 PM on 28 Oct 2026; a pre‑bid conference is offered on 12 Oct 2026 (optional). Work must start by 9 Nov 2026 and be completed within 90 days. • Remove existing protective coverings and historic stained‑glass units • Transport windows to/from restoration studio • Perform full historic restoration using preservation‑approved techniques • Install temporary full‑size acrylic transparencies during restoration • Restore and paint exterior window millwork, install breather tubes/ventilation • Apply protective glazing system or high‑grade glass with aluminum dividers • Provide warranties, documentation, and post‑completion inspections • Submit required bonds (5 % bid bond, 100 % performance/payment bond) and insurance (minimum $1 M CGL, $1 M auto, etc.)