Florsheim Tower
200 N La Salle St · Chicago, IL, 60601
Active renovation
ACTIVE
PERMIT SET
RENOVATION
Largest permit
$2.39M
Window
May 4 – Aug 31, 2026
Permits
2
Parties
11
Largest single reported permit cost — not a summed project total. Individual permit values can overlap in scope.
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Activity
How much relevant permit activity is on this site.
68
/ 100
High
Why this score:
Recent permit activity
Related permit history
Major construction activity
Active permits on site
Multiple trades involved
Significant reported costs
Trade fit
How well this project matches each trade, from linked permits. Select a trade to filter parties & permits.
| Trade | Fit | Evidence |
|---|---|---|
| High | Major construction permits |
Permit ledger
All 2 permits on this record| Permit | Description | Status | Contractor | ||
|---|---|---|---|---|---|
101087061 Renovation | SELF-CERT 2019 CBRC ALTERATIONS TO EXISTING FIRST FLOOR TENANT SPACE WITHIN EXISTING 30 STORY MIXED USE BUILDING. ALTERATIONS INCLUDE: NEW EQUIPMENT AND FIXTURES, ELECTRICAL, PLUMBING, AND MECHANICAL. NO CHANGE IN USE. ALL SIGNAGE UNDER SEPARATE PERMIT. (BASE BUILDING MAIN ADDRESS 200 NORTH LASALLE ST.,CONSTRUCTION TYPE I-A - FULLY SPRINKLERED - OCCUPANCIES IN BUILDING: GROUP A-2. | AUG 11, 2026 | Active | $1,300,000 | Heatmasters Mechanical |
101082592 New Construction | Initial interior buildout of a 6th-floor tenant space, including new partitions, ceilings, millwork, finishes, electrical, ventilation, and plumbing. | MAY 1, 2026 | Active | $2,390,600 | Onni Contracting (chicago) Inc |
Permit values are as reported at filing and may be revised on amendment. Individual permits can overlap in physical scope.
Why this project matters
COST
$2.39M largest permit, renovation
Max reported cost; not a summed project total
ACTIVITY
2 major construction permits on site
CONTRACTOR
Onni Contracting (chicago) Inc is the linked general contractor
Named on 2 permits for this site
Key parties
General Contractor
Onni Contracting (chicago) Inc(312) 346-1400
Electrical
Bonus Electric(630) 257-3336
Mechanical
Sherman Mechanical Inc(847) 462-1020
Plumbing
Johns Plumbing Inc(773) 286-9030
Owner
Jackie KahnNo contact on file
Architect
Benoit John WNo contact on file
5 more parties on this project
Location
1 site · Chicago
Sources: City of Chicago Dept. of Buildings permit feed · Cook County Assessor parcel records
Source Chicago Building Permits · Last calculated Sep 8, 2026