What was permitted
This permit details a modification to an existing fire alarm system at 225 W Washington St in Chicago's Loop. The work specifically impacts a non-residential unit on the 5th floor and involves a high-rise building with voice communication and special locking features.
Issued on April 27, 2026, this permit is active and associated with building permit 101077079. The estimated project cost for modifying a fire alarm system in a commercial high-rise building can range from $5,000 to $20,000, depending on the complexity of the system and the extent of the modifications performed by CHICAGO FIRE DETECTION SYSTEMS LLC.
Plan a similar project
Want work like this done at your place?
Tell us what you have in mind. We scope it, price it against work like this in Loop, and lines up the right contractor. You approve; we handle the back-and-forth.