Fire Alarm System Modification at 225 N Michigan Ave, Loop
225 N MICHIGAN AVE, Loop
What was permitted
For those in Chicago's Loop neighborhood, this permit details modifications to an existing fire alarm system at 225 N Michigan Ave. The project affects non-residential units in a high-rise building and includes voice communication capabilities and special locking features.
Issued on July 10, 2026, this permit is active and focuses on floors 8 and 9. While the permit fee was $325, the overall project cost for this type of extensive fire alarm modification in a high-rise can range significantly, often tens of thousands of dollars, and is being handled by JOHN R JENSEN.
A significant fire alarm system upgrade, including voice communication, is underway at 225 N Michigan Ave in the Loop, impacting two non-residential units.
What it cost
Issued
July 10, 2026
Expires
—
License
—
Price your own project
See what a project like this costs near you
We'll compare your scope against real permits and licensed contractors in the area.
Start my estimate →Free · takes 60 seconds · no account needed
Filed by JOHN R JENSEN · 2 permits across 2 areas
View the official permit record
Tracking number, work description, cost, and dates
+
View the official permit record
Tracking number, work description, cost, and dates
| Tracking Number | B200476684 |
| Work Permit # | — |
| Job Filing Number | — |
| Work Type | Fire Alarm System |
| Status | ACTIVE |
| Job Description | FIRE ALARM: MODIFICATION OF EXISTING SYSTEM. ASSOCIATED BUILDING PERMIT:101082463. AFFECTS: 0 DWELLING UNITS; 2 NON-RESIDENTIAL UNITS. HIGH-RISE BUILDING: YES. VOICE COMMUNICATION: YES. SPECIAL LOCKING: YES. MONITORING TYPE: SUPERVISING STATION . SPECIFIC LOCATION: FLOORS 8 AND 9. |
| Floor / Unit | — |
| Estimated Cost | Not reported |
| Approved | July 10, 2026 |
| Issued | July 10, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |
Property Owner
ILLINOIS HOUSING DEVELOPMENT AUTHORITY