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.

ZAWIEROWSKI CONSTRUCTION CORPORATION

Chicago, IL

44 Permits on record
43 Addresses
3 Permit types

Permits issued between 2016-12-29 and 2026-08-10.

How long the city took

Days from application to issue, by permit type, with the city's own median for the same type beside it. This measures the permit office as much as the contractor.

Permit typePermitsMedian daysChicago medianSlowest 10%
PERMIT - RENOVATION/ALTERATION381 14
PERMIT - EASY PERMIT PROCESS50 00

What they pull permits for

Trades

ValuepermitsShare
General/Building 43
Electrical 1

Nature of work

ValuepermitsShare
Alteration 38
Other 5
Addition 1

Where they stand

ValuepermitsShare
COMPLETE 38
ACTIVE 1

Where they have worked

1–24 of 43 addresses. Most recently permitted first.

Every permit above is published by the City of Chicago in its open-data portal. 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.