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Ralph Williams Service LLC

USDOT 503813MC-954686USDOT activeAuthority active· DBA Ralph's Towing· Slinger, WI

Ralph Williams Service LLC (USDOT 503813) holds active operating authority as a motor carrier of property under MC-954686 based in Slinger, WI. The earliest grant on file is from March 2016, 10 years, 8 months ago. $1,000,000 of liability coverage is on file with Pioneer Specialty Insurance Company. It reported 6 power units and 4 drivers on its last MCS-150 update (May 2025).

Operating authority

DocketAuthorityStatusInsurance requiredOn file
MC-954686Motor carrier of propertyActive$750,000 liability$1,000,000 liability

Earliest grant on file: Mar 3, 2016 (10 years, 8 months ago).

Insurance and bonds on file

TypeInsurerCoverageEffectiveCancellation
Liability (BIPD) · form 91XPioneer Specialty Insurance Company$1,000,000Apr 13, 2023—

Confirm coverage with the insurer before tendering a load.

Authority history

DateDocketAction
May 1, 2023MC-954686Discontinued revocation · common carrier
Apr 20, 2023MC-954686Involuntary revocation · common carrier
Apr 22, 2016MC-954686Discontinued revocation · common carrier
Apr 6, 2016MC-954686Involuntary revocation · common carrier
Mar 3, 2016MC-954686Granted · motor carrier of property

Registration

USDOT number503813
USDOT statusActive
MC numberMC-954686
Legal nameRalph Williams Service LLC
DBA nameRalph's Towing
OperationInterstate
ClassificationAuthorized for hire, Exempt for hire
Business typeCorporation
LocationSlinger, Wisconsin 53086
USDOT addedNov 9, 1992
Last MCS-150 updateMay 13, 2025
Safety ratingNot rated
Hazardous materialsYes

Fleet

Power units6
Trucks6
Drivers4 · 4 with a CDL
Annual miles50 · 2024

Cargo carried

Motor vehicles, Drive/tow away

Check it yourself

Data as of Nov 13, 2026. Sources

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