Preview 675,283 permits — every permit Chicago, Austin and Seattle issued in the last ten years. The full load is in progress, so this is how far it has got. Sourced from city open-data portals. Data as of 2026-09-21.

Chicago · permit 100841052

4112 W LAKE ST

REPLACE (1) MAKE UP AIR UNIT AND (1) SCRUBBER ON THE ROOF.EMERGENCY REPAIR AND REPLACE OF EXISTING AIR POLUTION CONTROL SCRUBBER. THIS EQUIPMENT AND ADDITIONAL EQUIPMENT AND DUCTWORK AND STRUCTURAL SUPPORT WILL BE INCLUDED IN SEPARATE PERMIT #

Permit

Permit type
PERMIT - EASY PERMIT PROCESS
Class
Unknown
Trade
Mechanical
Nature of work
Other

Location

City
Chicago
State
IL

Dates

Applied
2019-09-16
Issued
2019-09-16
Time to issue
same day

Value and contractor

Declared value
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Total fee
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Contractor
NGS INC

Chicago details

Review type
EASY PERMIT
Community area (code)
26

Data as of 2026-09-20.

Other permits issued in Chicago, September 2019