Preview 316,582 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 2026-09-20.

Chicago · permit 100747602

641 W LAKE ST

INTERIOR BUILD-OUT OF EXISTING WHITE-BOX OFFICE SPACE. NEW INTERIOR PARTITIONS AND INTERIOR FINISHES. EXISTING MECHANICAL AND ELECTRICAL TO BE MODIFIED TO ACCOMMODATE NEW DUCTWORK AND LIGHTING. PLUMBING IS EXISTING TO REMAIN. EXISTING AND PROPOSED BUILDING USE IS CLASS E -BUSINESS.

Permit

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

Location

City
Chicago
State
IL

Dates

Applied
2018-03-08
Issued
2018-03-08
Time to issue
same day

Value and contractor

Declared value
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Total fee
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Contractor
R2 DESIGN-BUILD LLC

Chicago details

Review type
SELF CERT
Milestone
COMPLETE
Community area (code)
28

Data as of 2026-09-20.

Other permits issued in Chicago, March 2018