2301 W 21ST PL, Lower West Side
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.
Homeowners in the Lower West Side can expect to see significant construction activity with this large-scale renovation project impacting building systems.
Issued
June 3, 2026
Expires
—
License
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Filed by HORIZON CONTRACTORS, INC. · 29 permits across 6 areas
View the official permit record
Tracking number, work description, cost, and dates
| Tracking Number | 101078729 |
| Work Permit # | — |
| Job Filing Number | — |
| Work Type | — |
| Status | ACTIVE |
| Job Description | SELF-CERT 2019 CBRC: ALTERATION LEVEL 2, MEP IMPROVEMENTS: BOILER AND ANCILLARY PIPING REPLACEMENT, EXISTING AHU REFURBISHMENT, RADIATOR REPLACEMENT, EXISTING FINISHES PATCHES, NEW UTILITY SHAFTS AND FINISHES. OCCUPANCY GROUP E-1 (TO REMAIN), TYPE III-A CONSTRUCTION (TO REMAIN). |
| Floor / Unit | — |
| Estimated Cost | $4,197,000 |
| Approved | May 11, 2026 |
| Issued |
CHICAGO PUBLIC SCHOOLS
| June 3, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |