Active SLED Opportunity · ILLINOIS · FOREST PRESERVE DISTRICT OF DUPAGE COUNTY

    Stabilization and HVAC Upgrades at Mayslake Peabody Estate

    Issued by Forest Preserve District of DuPage County
    countyRFQForest Preserve District of DuPage CountySol. 530432
    Open · 11d remaining
    DAYS TO CLOSE
    11
    due Jun 4, 2026
    PUBLISHED
    Apr 30, 2026
    Posting date
    JURISDICTION
    Forest Preserve
    county
    NAICS CODE
    236220
    AI-classified industry

    AI Summary

    Invitation to Bid for stabilization and HVAC upgrades at Mayslake Peabody Estate buildings in DuPage County, IL, including demolition, masonry restoration, and system upgrades with an $8M budget.

    Opportunity details

    Solicitation No.
    530432
    Type / RFx
    RFQ
    Status
    Active
    Level
    county
    Published Date
    April 30, 2026
    Due Date
    June 4, 2026
    NAICS Code
    236220AI guide
    Agency
    Forest Preserve District of DuPage County

    Description

    > **Attachments are gated.** To access the full download package ($5), contact [support@samsearch.co](mailto:support@samsearch.co). Project consists of stabilization and HVAC upgrades at three buildings at the Mayslake Peabody Estate: the Mansion, Retreat Building, and Garage. Work includes demolition of the freestanding Garage and south wing of the Retreat Building; stabilization of remaining structure; masonry restoration; window, door, and slate roof repairs; new collections storage/workroom space; HVAC/DOAS, BAS, mechanical, electrical, plumbing, fire protection, lighting, life safety, lightning protection, and related site improvements. Work shall comply with the Secretary of the Interior’s Standards for the Treatment of Historic Properties and the Contract Documents. ## Details **Bid Opening Date:** 2026-06-04T11:00:00 **Estimated Budget:** $8,000,000.00 **Fiscal Year:** 2026 **Solicitation Number:** ITB-Z-591-021-0-2026/CJL **Bid Number:** Z-591-021 **Bid Type:** ITB - Invitation to Bid **Document Distribution Method:** Download **Document Distribution Notes:** None **Distribution Options:** Uploading electronic plan files (.plt, .dwg, .dwf) **Electronic Bidding:** Yes **County:** DuPage County **Planholders:** 50 ## Publications - Daily Herald

    Key dates

    1. April 30, 2026Published
    2. June 4, 2026Responses Due

    AI classification tags

    Frequently asked questions

    SLED stands for State, Local, and Education. These are solicitations issued by state governments, counties, cities, school districts, utilities, and higher education institutions — as opposed to federal agencies.

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