# DEM Services, Inc.: asbestos abatement permit, commercial building (33,500 sq ft), 16130 Clifton Park Ave, Markham, IL (work from 2026-08-03)

**Score:** 50/100

| Field | Value |
|---|---|
| Contractor | DEM Services, Inc. |
| Project | Asbestos abatement |
| Building | Commercial building, 33,500 sq ft, 2 floors |
| Location | 16130 Clifton Park Ave, Markham, IL, 60428 |
| Use | Vacant to Tutoring Center |
| Permit | 20109419 |
| Approved | 2026-07-06 |
| Work | 2026-08-03 to 2026-08-19 |

## Why this score
- 33,500 sq ft building.
- Commercial building.

Source: Cook County Department of Environment and Sustainability asbestos and demolition permits (datacatalog.cookcountyil.gov) (https://datacatalog.cookcountyil.gov/d/gpmj-6p9q). Last refreshed: 2026-11-04T06:09:02.855Z.
From Cook County Department of Environment and Sustainability permit data, which covers suburban Cook County (the City of Chicago issues its own permits). Dates are as filed and may change. Permits filed by individuals are excluded, and homes are shown by town and ZIP only. Verify with Cook County.