FMCSA Carrier Profile
INSULATION MATERIALS FABRICATION
Mokena, IL
Active
Satisfactory
Authority
No Active Authority
Common carrier
Insurance
Not Found
No coverage amount on file
Safety
Satisfactory
4 inspections on record
✓ No risk flags found on authority or insurance records
Vetting notes
- Active FMCSA registration, but no active for-hire operating authority on record
- No active insurance filing found on record
- FMCSA safety rating: Satisfactory
- Vehicle out-of-service rate 0.0% — below the 20.7% national average
- 4 FMCSA inspections on record
FMCSA Registration
DOT Number
428945
Operating Status
Active
Safety Rating
Satisfactory
Entity Type
Corporation
MCS-150 Filed
October 2, 2025
FMCSA Registration
November 21, 1990
Annual Mileage
110,000 mi (2024)
Contact Information
Address
8905 W 187th St Suite 200, Mokena, IL 60448
Phone
Email
Owner / Officer
Stephen Castellarin
Officer 2
James Morgan
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Safety & Inspection Summary
Total Inspections
4
Driver Inspections
2
Vehicle Inspections
4
Total OOS Orders
1
Violations by Category
Vehicle Maintenance5
Unsafe Driving0
Hours of Service0
OOS Rates vs. National Average
Driver OOS Rate50.0% · national avg 5.5%
⚠ Above national average (44.5pp higher)
Vehicle OOS Rate0.0% · national avg 20.7%
✓ Below national average
Inspection Trend by Year
2026
2025
2024
Inspection Records (4)
| Date | State | Level | Vehicle | Viol. | Status |
|---|---|---|---|---|---|
| May 7, 2026 | IL | Level II — Walk-Around | CHEV · 54DCDW1D2MS200437 | 0 | Clean |
| September 25, 2025 | IL | Level I — Full | KW · 2NKHHM6X8JM196294 | 2 | Passed |
| January 8, 2025 | IL | Level II — Walk-Around | CHEV · 1GB3G4CG2F1136100 | 3 | Passed |
| November 13, 2024 | IL | Level I — Full | KW · 2NKHHM6H2JM181167 | 0 | 1 OOS |
Where This Carrier Operates
States where this carrier's roadside inspections were recorded
FewerMore
IL4
Equipment on Record (4)
Vehicles identified in this carrier's inspection history. Year, make and model are decoded from the VIN.
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2015 Chevrolet Express | Incomplete - Cutaway | 1GB3G4CG2F1136100 | 1 | — |
| 2018 Kenworth T3 Series | Truck | 2NKHHM6H2JM181167 | 1 | 1 |
| 2018 Kenworth T3 Series | Truck | 2NKHHM6X8JM196294 | 1 | — |
| 2021 Chevrolet 3500/4500 | Incomplete - Chassis Cab (Single Cab) | 54DCDW1D2MS200437 | 1 | — |
A vehicle appearing here was recorded in an inspection — it is not proof the carrier still operates it today.
Other Carriers in Mokena, IL
Data sourced from FMCSA MCMIS via Socrata. Last updated: August 24, 2026.
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