Preview 795,237 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 100911844

421 W DIVERSEY PKWY

REMOVING AN 80 TON CHILLER WITH REMOTE AIR COOLED CONDENSER AND REPLACING WITH ONE YORK 60 TON SPLIT SYSTEM, AIR COOLED, R410A, CONDENSER LOCATED ON THE ROOF, CHILLER IN THE PENTHOUSE.NEW CONDENSER TO BE IN SAME PLACE.

Permit

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

Location

City
Chicago
State
IL

Dates

Applied
2021-03-09
Issued
2021-03-18
Time to issue
9 days

Value and contractor

Declared value
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Total fee
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Contractor
JOHNSON CONTROLS INC

Chicago details

Review type
EASY PERMIT
Community area (code)
7

Data as of 2026-09-20.

Other permits issued in Chicago, March 2021