UNIMARK LOWBOY TRANSPORTATION LLC
USDOT 1604546
Active, interstate carrier, large fleet (154 power units) — no FMCSA safety rating on record (common).
Vetting summary
At a glance
- Insurance on fileLIBERTY INSURANCE
- Out-of-service rate9.2% vs 19.1% national avg
- Crashes (24 months)16 reported — involvement does not imply fault
- Authority ageGranted 19 years ago
- Linked registrations8 share this carrier's phone or address
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 | 1604546 |
|---|---|
| MC Number | MC-593409 |
| Legal Name | UNIMARK LOWBOY TRANSPORTATION LLC |
| DBA Name | — |
| Entity Type | — |
| Phone | 2625647282 |
| Address | 10801 CORPORATE DRIVE, Pleasant Prairie, WI, 53158 |
Status
Authority & safety
| Operating Status | Active |
|---|---|
| Operation Type | Interstate |
| 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.
Filings
Insurance
| Current Insurer | LIBERTY INSURANCE |
|---|---|
| Coverage on File | $0 |
| Insurance on File Since | 2023-12-19 |
| Insurer | Coverage | Form | Effective | Cancelled |
|---|---|---|---|---|
| LIBERTY INSURANCE | $0 | BMC-82 | 2023-12-19 | — |
Timeline
Authority history
| Authority First Granted | 2007-03-08 Established authority |
|---|---|
| Authority Events on Record | 1 |
- 2007-03-08 — Granted — Motor Carrier of Property (Except Household Goods) Active GRANTED
Our scoring
Safety scores
| Unsafe Driving | 83 / 100 |
|---|---|
| Hours-of-Service Compliance | 84 / 100 |
| Driver Fitness | 86 / 100 |
| Controlled Substances & Alcohol | 0 / 100 |
| Vehicle Maintenance | 72 / 100 |
Scores are 0-100 rankings computed by us from public FMCSA inspection measures; higher = worse relative to peers. Not official CSA/BASIC percentiles. How these scores are computed.
Safety events
Inspections & crashes (last 24 months)
| Inspections | 109 |
|---|---|
| Out-of-Service Rate | 9.2% vs 19.1% national average |
| Crashes | 16 total (2 fatal, 6 with injuries, 16 towaway) |
- 2026-03-31 — OH — towaway
- 2026-02-03 — TX — towaway
- 2025-12-01 — TX — towaway
- 2025-09-04 — OH — towaway
- 2025-08-29 — MI — towaway
Most frequent violation categories: 12 (18), 20 (18), 47 (11).
Crash involvement does not imply fault. FMCSA crash records list all reportable crashes involving a carrier, regardless of who caused them.
Signals
Linked registrations
8 other active carrier registrations share this carrier's phone or address in FMCSA records.
USDOT 12358 · USDOT 317106 · USDOT 338764 · USDOT 435548 · USDOT 1065561
Shared contact details can have many ordinary explanations, such as a shared dispatch service, registration agent, or office address.
Equipment
Fleet & operations
| Power Units (trucks) | 154 |
|---|---|
| Drivers | 163 |
| Recent Annual Mileage | 9,113,256 |
| Last MCS-150 Filing | 24-JUN-26 |
UNIMARK LOWBOY TRANSPORTATION LLC operates 154 power units — a larger fleet than 100% of carriers registered in WI.
Nearby
Other carriers in Pleasant Prairie, WI
- NEW PATH LIMOUSINE LLC — USDOT 1200629, 2 power units
- NIKO'S TRANSPORT LLC — USDOT 1229872, 2 power units
- CLIFTON W PALMER — USDOT 1420317, 2 power units
- UNITED TRUCKING WI INC — USDOT 1435534, 2 power units
- VOESTALPINE PRECISION STRIP LLC — USDOT 1145269, 1 power units
Browse all carriers in Pleasant Prairie, WI or all WI carriers.