What was permitted
A permit has been issued for the modification of an existing fire alarm system at 4239 N Oak Park Ave in the Dunning neighborhood of Chicago. This project impacts a significant number of units, converting 35 units into 70, suggesting a complex upgrade.
The permit was issued on October 10, 2026, with a permit fee of $775. The work is being handled by CHEXX SYSTEMS INC. This indicates an active project to enhance fire safety systems within this multi-unit building.
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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 | B200462796 |
|---|---|
| Work permit # | — |
| Job filing number | — |
| Work type | Fire Alarm System |
| Status | ACTIVE |
| Job description | FIRE ALARM: MODIFICATION OF EXISTING SYSTEM. ASSOCIATED BUILDING PERMIT:101069036. AFFECTS: 70 DWELLING UNITS; 0 NON-RESIDENTIAL UNITS. HIGH-RISE BUILDING: NO. VOICE COMMUNICATION: NO. SPECIAL LOCKING: NO. MONITORING TYPE: SUPERVISING STATION . SPECIFIC LOCATION: FLOORS 2-6. 35 UNITS TURNING INTO 70. |
| Floor / unit | — |
| Estimated cost | Not reported |
| Approved | October 9, 2026 |
| Issued | October 10, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |
Property owner
Kalas Nathan
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