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Unimark Lowboy Transportation LLC

USDOT 1604546MC-593409USDOT activeAuthority active· Pleasant Prairie, WI

Unimark Lowboy Transportation LLC (USDOT 1604546) runs 154 power units and 163 drivers based in Pleasant Prairie, WI, with active operating authority as a motor carrier of property under MC-593409. The earliest grant on file is from March 2007, 19 years, 8 months ago. No liability insurance filing is on file. 6 other active carriers list the same physical address.

Operating authority

DocketAuthorityStatusInsurance requiredOn file
MC-593409Motor carrier of propertyActive$750,000 liability$1,000,000 liability

Earliest grant on file: Mar 8, 2007 (19 years, 8 months ago).

Insurance and bonds on file

TypeInsurerCoverageEffectiveCancellation
Liability (BIPD) · form 82Liberty Mutual Insurance Co.—Dec 19, 2023—

Confirm coverage with the insurer before tendering a load.

Authority history

DateDocketAction
May 12, 2010MC-593409Discontinued revocation · common carrier
May 11, 2010MC-593409Discontinued revocation · contract carrier
May 5, 2010MC-593409Involuntary revocation · common carrier
May 5, 2010MC-593409Involuntary revocation · contract carrier
Oct 3, 2008MC-593409Discontinued revocation · contract carrier
Oct 3, 2008MC-593409Discontinued revocation · common carrier
Sep 4, 2008MC-593409Involuntary revocation · contract carrier
Sep 4, 2008MC-593409Involuntary revocation · common carrier
Nov 2, 2007MC-593409Discontinued revocation · common carrier
Oct 5, 2007MC-593409Involuntary revocation · common carrier
Mar 19, 2007MC-593409Granted · motor carrier of property
Mar 8, 2007MC-593409Granted · motor carrier of property
Mar 8, 2007MC-593409Granted · motor carrier of property

Registration

USDOT number1604546
USDOT statusActive
DocketsMC-593409
Legal nameUnimark Lowboy Transportation LLC
OperationInterstate
ClassificationAuthorized for hire
LocationPleasant Prairie, Wisconsin 53158
USDOT addedFeb 6, 2007
Last MCS-150 updateJun 24, 2026
Safety ratingNot rated

Fleet

Power units154
Trucks77
Drivers163 · 163 with a CDL
Annual miles9,113,256 · 2025

Cargo carried

Motor vehicles, Drive/tow away

Other records

  • 6 other active carriers list the same physical address. Shared addresses are common for fleets, terminals and filing agents; they are one input to a vetting decision, not a finding.

Check it yourself

Data as of Nov 12, 2026. Sources

Other carriers in Pleasant Prairie, WI

All carriers with authority in Pleasant Prairie