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 100934516

358 W ONTARIO ST

SELF-CERT 2019 CBRC: ALTERATIONS IN EXISTING OFFICE BUILDING FOR SINGLE OFFICE TENANT ON A PORTION OF THE THE 2ND AND 3RD FLOORS AS PER PLANS. NO CHANGE IN USE. (OCCUPANCYGROUP B; TYPE IIIA CONSTRUCTION)

Permit

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

Location

City
Chicago
State
IL

Dates

Applied
2021-09-02
Issued
2021-09-02
Time to issue
same day

Chicago details

Review type
SELF CERT
Milestone
COMPLETE
Community area (code)
8

Data as of 2026-09-20.

Other permits issued in Chicago, September 2021