Preview 947,032 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 100996758

311 S WACKER DR

SELF CERT 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING OFFICE SUITE 4700. WORK TO INCLUDE DEMO, NEW PARTITIONS, MECHANICAL, ELECTRICAL AND PLUMBING AS PER PLANS. 1A CONSTRUCTION. B - BUSINESS

Permit

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

Location

City
Chicago
State
IL

Dates

Applied
2023-01-20
Issued
2023-01-20
Time to issue
same day

Value and contractor

Declared value
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Total fee
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Contractor
BIG CONSTRUCTION LLC

Chicago details

Review type
SELF CERT
Milestone
CERTIFICATE OF OCCUPANCY ISSUED
Community area (code)
32

Data as of 2026-09-20.

Other permits issued in Chicago, January 2023