What was permitted
This permit details a significant renovation and alteration project at 2301 W 21ST PL in Chicago's Lower West Side neighborhood. The work involves substantial mechanical, electrical, and plumbing (MEP) improvements, including replacing the boiler and ancillary piping, refurbishing the existing air handling unit, and updating radiators.
The project also includes patching existing finishes and constructing new utility shafts. This Alteration Level 2 project, with an estimated cost of $4,197,000, was issued on June 3, 2026, and is currently active. Horizon Contractors, Inc. is the listed contact.
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