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 100734021

400 W DEMING PL

RELOCATE EXISTING ALPHA SECTOR ANTENNAS FROM EXISTING PENTHOUSE WALL TO PENTHOUSE ROOF AS PER PLANS. NO NEW CABINETS.AT&T SITE#IL1589PREVIOUS BP#100688216

Permit

Permit type
PERMIT - RENOVATION/ALTERATION
Class
Unknown
Trade
Electrical
Nature of work
Alteration
Status
COMPLETE

Location

City
Chicago
State
IL

Dates

Applied
2018-01-19
Issued
2018-01-24
Time to issue
5 days

Value and contractor

Declared value
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Total fee
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Contractor
ABOVE STRUCTURES, INC

Chicago details

Review type
STANDARD PLAN REVIEW
Milestone
COMPLETE
Community area (code)
7

Data as of 2026-09-20.

Other permits issued in Chicago, January 2018