Trucking Lens

Portzen Construction Inc

USDOT 459139MC-307464USDOT activeAuthority active· Dubuque, IA

Portzen Construction Inc (USDOT 459139) runs 75 power units and 120 drivers based in Dubuque, IA, with active operating authority as a motor carrier of property under MC-307464. The earliest grant on file is from September 1996, 30 years, 2 months ago. $1,000,000 of liability coverage is on file with United Fire & Casualty Co.

Operating authority

DocketAuthorityStatusInsurance requiredOn file
MC-307464Motor carrier of propertyActive$750,000 liability$1,000,000 liability

Earliest grant on file: Sep 5, 1996 (30 years, 2 months ago).

Insurance and bonds on file

TypeInsurerCoverageEffectiveCancellation
Liability (BIPD) · form 91XUnited Fire & Casualty Co.$1,000,000Dec 31, 2025—

Confirm coverage with the insurer before tendering a load.

Authority history

DateDocketAction
Dec 31, 2025MC-307464Discontinued revocation · contract carrier
Dec 4, 2025MC-307464Involuntary revocation · contract carrier
Jan 29, 2025MC-307464Discontinued revocation · contract carrier
Jan 6, 2025MC-307464Involuntary revocation · contract carrier
Oct 18, 2011MC-307464Reinstated · motor carrier of property
Sep 7, 2011MC-307464Revoked · motor carrier of property
Sep 5, 1996MC-307464Granted · motor carrier of property

Revocations

DocketAuthorityOrder servedEffective
MC-307464ContractAug 5, 2011Sep 7, 2011 · involuntary revocation

Registration

USDOT number459139
USDOT statusActive
DocketsMC-307464
Legal namePortzen Construction Inc
OperationInterstate
ClassificationPrivate property, Authorized for hire
Business typeCorporation
LocationDubuque, Iowa 52003
USDOT addedSep 24, 1991
Last MCS-150 updateMay 28, 2025
Safety ratingNot rated

Fleet

Power units75
Trucks75
Drivers120 · 30 with a CDL
Annual miles1,760,000 · 2024

Cargo carried

General freight, Building materials, Machinery, large objects, Passengers, Construction, dirt, sand, gravel

Check it yourself

Data as of Nov 12, 2026. Sources

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