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Illinois

Contact Us

Contact The Nature Conservancy in Illinois today!

A man walks his bike at the lakefront with the Chicago skyline in the background.
Chicago Lakefront A man walks his bike past restored grassland at Montrose Point Bird Sanctuary with the Chicago, Illinois, skyline and Lake Michigan in the background. © Jennifer Emerling

The Nature Conservancy in Illinois

Chicago, Illinois

Chicago Office

The Nature Conservancy in Illinois
400 N. Michigan Avenue
Suite 1100
Chicago, Illinois 60611
Phone: 312-580-2100
Email: illinois@tnc.org

Media Contact

For media inquiries, please contact:

Leadership

  • Illinois Executive Director and Midwest Partner

    Georgie Geraghty
    View Biography

  • Deputy Executive Director & CDO

    Ken Modzelewski

  • Director of Government Relations

    Ashley Maybanks

  • Illinois Director of Land and Water Conservation

    Jason Beverlin

  • Illinois Director of Climate Adaption and Sustainability

    John Legge

  • Executive Assistant/Board Liason

    Sarah Kaliski-Roll

  • Director of Marketing

    Elizabeth Randgaard

Illinois Offices

Contact TNC staff across the state.

  • Peoria Office

    240 SW Jefferson, Ste 301
    Peoria, IL
    Phone: 309-636-3300

  • Illinois River Project Office

    11304 N. Prairie Road
    Lewistown, IL
    Phone: 309-547-2730

  • Nachusa Grasslands

    8772 S. Lowden Road
    Franklin Grove, IL
    Phone: 815-456-2340

  • Markham Shkode Prairies

    (Formerly Indian Boundary Prairies)
    3454 W. 155th Street
    Markham, IL
    Phone: 708 825 9369

  • Southern Illinois Program

    700 Logan College Road
    Carterville, Illinois
    Phone: 309-338-3061