FMCSA Carrier Profile
PORTZEN CONSTRUCTION INC
Dubuque, IA
CarrierChk vetting signal
Review recommended
1 flag to review · 1 caution
FMCSA status: Active & Authorized · DOT 459139 · MC 307464
Active
Authority Active
No Safety Rating
Active 14 yrs, 10 mo
Broker Vetting Summary
Key signals from current FMCSA records
Authority
Active
MC-307464 · Common carrier
Insurance
On File
$1,000,000 BIPD
Safety
Not Rated
40.0% OOS · 16 inspections on record
Flags · 1
Elevated Out-of-Service Rate
40.0% of this carrier's roadside inspections in the last 24 months ended in an out-of-service order — higher than 83% of carriers with a comparable number of inspections. This is a CarrierChk calculation from FMCSA inspection records, not an FMCSA rating.
Vetting notes
- Operating authority active for 14 yrs, 10 mo
- Insurance on file: $1,000,000
- Vehicle out-of-service rate 33.3% — above the 20.7% national average
- 16 FMCSA inspections on record
Authority & Compliance
Authority, insurance and required filings
Operating Authority
MC307464
Contract Carrier
Insurance on File
UNITED FIRE & CASUALTY CO.
BI&PD · $1,000,000 · Policy 10053856858
Required Filings
Liability (BIPD)
$1,000,000
Company Information
Registration, contact and cargo details
FMCSA Registration
DOT Number
459139
MC Number
MC-307464
Operating Status
Active
Safety Rating
Not Rated
Entity Type
Corporation
MCS-150 Filed
May 28, 2025
FMCSA Registration
September 24, 1991
Authority Reinstated
October 18, 2011
Annual Mileage
1,760,000 mi (2024)
Contact Information
Address
205 Stone Valley Drive, Dubuque, IA 52003
Phone
Email
Owner / Officer
Michael J. Portzen
Officer 2
Jayme Kluesner
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Safety & Performance
Inspections, violations and crash history
Out-of-Service Rate
40.0% of inspections ended in an out-of-service order
10 inspections in 24 months
Vehicle OOS Rate
33.3%
Driver OOS Rate
0.0%
Ranks in the 83rd percentile among carriers with 10–24 inspections — lower is better. CarrierChk calculation from FMCSA roadside inspection records, not an FMCSA score.
Safety & Inspection Summary
Total Inspections
16
Driver Inspections
8
Vehicle Inspections
12
Total OOS Orders
6
Violations by Category
Vehicle Maintenance16
Unsafe Driving9
Hours of Service0
OOS Rates vs. National Average
Driver OOS Rate25.0% · national avg 5.5%
⚠ Above national average (19.5pp higher)
Vehicle OOS Rate33.3% · national avg 20.7%
⚠ Above national average (12.6pp higher)
Inspection Trend by Year
2026
2025
2024
Inspection Records (16)
| Date | State | Level | Vehicle | Viol. | Status |
|---|---|---|---|---|---|
| January 15, 2026 | WI | Level II — Walk-Around | FORD · 1FDRF3GT7KED77370 | 1 | 1 OOS |
| January 2, 2026 | WI | Level II — Walk-Around | FORD · 1FDRF3GT0EEB74941 | 4 | 2 OOS |
| August 13, 2025 | WI | Level II — Walk-Around | WESTERN ST · 5KJJAVFM0NPNA4926 | 2 | Passed |
| August 6, 2025 | WI | Level II — Walk-Around | FORD · 1FDRF3GT0KED77369 | 1 | Passed |
| June 16, 2025 | WI | Level II — Walk-Around | FORD · 1FD8W3GT0MEC92370 | 3 | Passed |
| June 13, 2025 | WI | Level II — Walk-Around | FORD · 1FD8W3GT1KEC37293 | 1 | 1 OOS |
| May 14, 2025 | WI | Level I — Full | FORD · 1FDRF3HN5RDA06871 | 0 | Clean |
| November 20, 2024 | WI | Level I — Full | FORD · 1FDRF3GT9GEC06658 | 2 | 1 OOS |
| November 18, 2024 | WI | Level II — Walk-Around | FREIGHTLIN · 1FUNGNDR9CDBH4757 | 2 | Passed |
| October 1, 2024 | IA | Level III — Driver Only | FORD · 1FDRF3GT9GEC06658 | 1 | Passed |
| July 22, 2024 | IA | Level III — Driver Only | FORD · 1FD0W4GT1KEC37295 | 3 | Passed |
| May 20, 2024 | WI | Level III — Driver Only | WESTERN ST · 5KKHAXDV0JLJM5830 | 0 | 1 OOS |
Showing 12 of 16 inspection records
Fleet & Operating Areas
Observed roadside activity and equipment
Where This Carrier Operates
States where this carrier's roadside inspections were recorded
FewerMore
WI13
IA3
Fleet & Equipment (18)
Vehicles identified in this carrier's inspection history. Year, make, model and equipment type are decoded from the VIN.
Power units
~15
of 75 reported to FMCSA
Trailers
~3
seen at inspection
Equipment types observed
Chassis / Incomplete
10
Tractor
2
Truck
2
Dolly
1
Other Trailer
1
Specialty Trailer
1
Units on record
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2016 Ford F-350 | Chassis / Incomplete · Class 3 | 1FDRF3GT9GEC06658 | 2 | 1 |
| B & B Trai | — | 4L5ST2723MF055798 | 2 | 1 |
| 2019 Ford F-450 | Chassis / Incomplete · Class 5 | 1FD0W4GT1KEC37295 | 1 | — |
| 2021 Ford F-350 | Chassis / Incomplete · Class 3 | 1FD8W3GT0MEC92370 | 1 | — |
| 2019 Ford F-350 | Chassis / Incomplete · Class 3 | 1FD8W3GT1KEC37293 | 1 | 1 |
| 2023 Ford F-350 | Chassis / Incomplete · Class 3 | 1FD8W3GTXPED80119 | 1 | — |
| 2014 Ford F-350 | Chassis / Incomplete · Class 3 | 1FDRF3GT0EEB74941 | 1 | 1 |
| 2019 Ford F-350 | Chassis / Incomplete · Class 3 | 1FDRF3GT0KED77369 | 1 | — |
| 2024 Ford F-350 | Chassis / Incomplete · Class 3 | 1FDRF3GT3REC84551 | 1 | — |
| 2019 Ford F-350 | Chassis / Incomplete · Class 3 | 1FDRF3GT7KED77370 | 1 | 1 |
Show all 18 units
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2024 Ford F-350 | Chassis / Incomplete · Class 3 | 1FDRF3HN5RDA06871 | 1 | — |
| 2012 Freightliner Coronado | Tractor · Class 8 | 1FUNGNDR9CDBH4757 | 1 | — |
| 2007 Trail King Industries | Other Trailer · 37 ft | 1TKC037247M087581 | 1 | — |
| 2011 Trail King Industries | Dolly · 5 ft | 1TKR00519BM082386 | 1 | — |
| 2022 Western Star 4700 | Tractor · Class 8 | 5KJJAVFM0NPNA4926 | 1 | — |
| 2018 Western Star 4700 | Truck · Class 8 | 5KKHAXDV0JLJM5830 | 1 | 1 |
| 2018 Western Star 4700 | Truck · Class 8 | 5KKHAXDV2JLJM5831 | 1 | — |
| 2015 Wacker Neuson Corporation Dba Wacker Neuson | Specialty Trailer · 15 ft | 5XFCS1514FN003621 | 1 | 1 |
A vehicle appearing here was recorded in an inspection — it is not proof the carrier still operates it today.
History & Filings
Authority, insurance and process-agent records
Authority History
| Date | Status | Type |
|---|---|---|
| December 31, 2025 | INVOLUNTARY REVOCATION | Contract |
| January 29, 2025 | INVOLUNTARY REVOCATION | Contract |
| October 18, 2011 | REINSTATED | Contract Carrier |
| September 7, 2011 | GRANTED | Contract Carrier |
Insurance & Revocation Filings
| Date | Type | Status |
|---|---|---|
| December 31, 2025 | BI&PD Primary/Excess | On file |
| August 5, 2011 | CONTRACT | On Record |
Data sourced from FMCSA MCMIS via Socrata. Last updated: September 5, 2026.
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