12 W Maple St
Interior alterations are underway to convert and renovate third-floor spaces within an existing multi-story building. Scope includes tenant build-outs for residential and commercial uses, featuring interior demolition, new partition walls, MEP (mechanical, electrical, plumbing) system updates, and exterior additions including a balcony, rear fencing, and parking pad.
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.
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 | ||
|---|---|---|---|---|---|
101087396 Renovation | Interior renovation of a 3rd-floor space for a new Pilates studio, including demolition, new partitions, electrical, plumbing, and HVAC work. No change of use. | AUG 18, 2026 | Active | $232,718 | Resa Construction |
101081405 Renovation | Convert 3rd floor from salon to residential dwelling unit, including a west balcony, rear fence, and parking pad. | APR 23, 2026 | Active | $250,000 | Mavrek Inc |
Key parties
Sources: City of Chicago Dept. of Buildings permit feed · Cook County Assessor parcel records
Source Chicago Building Permits · Last calculated Oct 27, 2026
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