# 400 N MICHIGAN AVE, Chicago IL: HVAC / Mechanical permit 101088139 ($1,900,000)

**Subcontractor Bid Window & Material Demand Score:** 74/100

| Field | Value |
|---|---|
| Metro | Chicago, IL |
| Address | 400 N MICHIGAN AVE |
| Permit number | 101088139 |
| Permit type | PERMIT - RENOVATION/ALTERATION |
| Trade | HVAC / Mechanical |
| Valuation | $1,900,000 |
| Issued | 2026-10-05 |
| Applied | 2026-09-03 |
| Status | ACTIVE |
| General contractor | CECO, INC. |
| Description | SELF-CERT 2019 CBRC - TENANT BUILDOUT OF 17,810 SQFT FOR BUSINESS OFFICE ON THE 8TH FLOOR, INCLUDING ALTERATIONS TO ELECTRICAL CIRCUITS, MECHANICAL AND PLUMBING. NO CHANGE IN USE OR OCCCUPANCY.  (OCCUPANCY GROUP B; TYPE IA CONSTRUCTION) |

## Why this score
- $1,900,000 project: substantial subcontract scope.
- Issued 30 days ago.
- HVAC / Mechanical scope named on the permit: a direct fit for that trade.
- General contractor on record, so you know who to contact.

Source: City of Austin, City of Chicago, City of Los Angeles, Montgomery County MD and City of Cincinnati open-data building permits (https://data.cityofchicago.org/resource/ydr8-5enu.json?permit_=101088139). Last refreshed: 2026-11-04T01:28:41.771Z.
Permit data comes from official municipal open-data portals and may lag or contain errors. Informational only.