111 S WACKER DR, Loop
A modification to an existing fire alarm system is underway at 111 S Wacker Dr, located in Chicago's busy Loop neighborhood. This project focuses on upgrading the system within a high-rise building, impacting non-residential units.
Issued on June 17, 2026, this permit has a fee of $175, with the associated building permit being 101082149. The work, performed by Rex Elect. & Technologies LLC, involves a supervising station monitoring type for the 31st floor.
For those in the Loop, a fire alarm system upgrade at 111 S Wacker Dr highlights ongoing safety enhancements in commercial high-rises, with a nominal permit fee.
Issued
June 17, 2026
Expires
—
License
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Filed by REX ELECT. & TECHNOLOGIES LLC · 28 permits across 6 areas
View the official permit record
Tracking number, work description, cost, and dates
| Tracking Number | B200472537 |
| Work Permit # | — |
| Job Filing Number | — |
| Work Type | Fire Alarm System |
| Status | ACTIVE |
| Job Description | FIRE ALARM: MODIFICATION OF EXISTING SYSTEM. ASSOCIATED BUILDING PERMIT:101082149. AFFECTS: 0 DWELLING UNITS; 1 NON-RESIDENTIAL UNITS. HIGH-RISE BUILDING: YES. VOICE COMMUNICATION: YES. SPECIAL LOCKING: NO. MONITORING TYPE: SUPERVISING STATION . SPECIFIC LOCATION: 31ST FLOOR. |
| Floor / Unit | — |
| Estimated Cost | Not reported |
| Approved | June 12, 2026 |
| Issued |
THE JOHN BUCK COMPANY
| June 17, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |