TOLLEFSEN STEEL AND FABRICATION INC
USDOT 2115583
Active, intrastate (non-hazmat) carrier, small fleet (5 power units) — no FMCSA safety rating on record (common).
Vetting summary
At a glance
- Out-of-service rate33.3% vs 19.1% national avg
- Crashes (24 months)1 reported — involvement does not imply fault
These signals summarize the records shown below — they are a starting point for your own checks, not a judgment of the carrier.
Registration
Carrier identity
| USDOT Number | 2115583 |
|---|---|
| MC Number | — |
| Legal Name | TOLLEFSEN STEEL AND FABRICATION INC |
| DBA Name | — |
| Entity Type | — |
| Phone | 2626792235 |
| Address | S82W18664 GEMINI DR, Muskego, WI, 53150 |
Status
Authority & safety
| Operating Status | Active |
|---|---|
| Operation Type | Intrastate (Non-Hazmat) |
| Safety Rating | None on record — most carriers have not received a formal FMCSA safety rating. |
| Hazmat Flag | false |
Safety ratings: S = Satisfactory, C = Conditional, U = Unsatisfactory. A carrier with no rating has not been through a full FMCSA compliance review — this is common and not itself a red flag.
Safety events
Inspections & crashes (last 24 months)
| Inspections | 3 |
|---|---|
| Out-of-Service Rate | 33.3% vs 19.1% national average |
| Crashes | 1 total (0 fatal, 0 with injuries, 1 towaway) |
- 2026-03-20 — WI — towaway
Most frequent violation categories: 51 (3), 47 (2), 12 (1).
Crash involvement does not imply fault. FMCSA crash records list all reportable crashes involving a carrier, regardless of who caused them.
Equipment
Fleet & operations
| Power Units (trucks) | 5 |
|---|---|
| Drivers | 14 |
| Recent Annual Mileage | 150,000 |
| Last MCS-150 Filing | 10-DEC-25 |
TOLLEFSEN STEEL AND FABRICATION INC operates 5 power units — a larger fleet than 88% of carriers registered in WI.
Nearby
Other carriers in Muskego, WI
- NATURESCAPE INC — USDOT 1819502, 289 power units
- NORD CONSTRUCTION LLC — USDOT 1638916, 9 power units
- JMG TRANSPORT LLC — USDOT 1799620, 8 power units
- ATHLETIC AND TRAFFIC MARKING — USDOT 1667584, 4 power units
- FRANK FISCHER — USDOT 1780983, 4 power units
Browse all carriers in Muskego, WI or all WI carriers.