# 640 N LA SALLE DR, Chicago IL: HVAC / Mechanical permit 101089250 ($546,800)

**Subcontractor Bid Window & Material Demand Score:** 66/100

| Field | Value |
|---|---|
| Metro | Chicago, IL |
| Address | 640 N LA SALLE DR |
| Permit number | 101089250 |
| Permit type | PERMIT - RENOVATION/ALTERATION |
| Trade | HVAC / Mechanical |
| Valuation | $546,800 |
| Issued | 2026-10-19 |
| Applied | 2026-10-09 |
| Status | ACTIVE |
| General contractor | MARTIN ELECTRIC CONST. CO - IN |
| Description | SELF-CERT 2019 CBRC: INTERIOR ALTERATIONS IN EXISTING OFFICE BUILDING ON THE 5TH FLOOR OFFICE SUITE 535. NEW PARTITIONS DOORS CEILINGS LIGHTING AND FINISHES THROUGHOUT. NEW MECHANICAL ELECTRICAL AND PLUMBING WORK PER PLANS. (OCCUPANCY GROUP B; TYPE IA CONSTRUCTION) |

## Why this score
- $546,800 project.
- Issued 17 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_=101089250). Last refreshed: 2026-11-04T14:42:28.906Z.
Permit data comes from official municipal open-data portals and may lag or contain errors. Informational only.