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Truck Graph
0/100
✗ Do Not Tender
No active for-hire authority. Cannot legally haul freight for hire.
Thiermann Mudjacking
DOT 1920391 · Port Washington, WI
Report generated: June 2, 2026 at 7:30 AM
✗Authorized for hire?
✗Active insurance?
✓Safety record clean?
✓No fraud flags?
✓No prior revocations?
Carrier Summary

Thiermann Mudjacking (DOT 1920391) is a Wisconsin-based intrastate carrier headquartered in Port Washington, WI. As of June 2, 2026 at 7:30 AM, operating authority is active but without for-hire authority. TruckGraph has detected 1 risk signal on this carrier, including: no active insurance filing on record. TruckGraph rates this carrier "Do Not Tender" based on FMCSA compliance data, inspection history, insurance status, and network connection analysis. Last synced: June 2, 2026 at 7:30 AM.

FMCSA Public Record
Scott Thiermann
Operating as: Thiermann Mudjacking
DOT Number1920391
MC Number—
Street248 EAST ANTOINE DRIVE
City / StatePort Washington, WI 53074
Phone12622680400
Operation typeIntrastate
HazmatNot authorized
Authority age16 yr 10 mo
MCS-150 filed07/29/2009
Company officerScott Thiermann
Power units1
Total drivers1
Authority Status
Common (for-hire)—
Contract (for-hire)—
Broker—
TruckGraph Intelligence
Risk Signals
●No active insurance filing on record
✓ OFAC Sanctions: Clear
Connection Chain
DOT nullShared insurer
Revoked
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Power Units
1
Fleet
Drivers
1
Total
Inspections
0
On record
Crashes
0
On record
OOS Rate
—
↓ Avg 22.26%
Authority Age
16 yr 10 mo
Since 2009
Inspection History
0 total · No inspections

No inspection records on file.

Crash History
0 total on record

No crash records on file.

Insurance Status
⚠ No active insurance filing on record
Verify insurance directly with carrier before tendering any load.
Location
248 EAST ANTOINE DRIVE, Port Washington, WI, 53074 · Open in Maps →
248 EAST ANTOINE DRIVE, PORT WASHINGTON, WI, 53074Open in Maps →
Authority Timeline
Authority GrantedJul 2009
FMCSA issued operating authority
Active USDOT — No for-hire authorityCurrent
USDOT record is active but no for-hire operating authority is currently granted

Source: FMCSA compliance records, inspection data, crash records, insurance filings, and TruckGraph analysis. View methodology

Important Legal Notice

Data sourced from FMCSA public records and TruckGraph independent analysis. This is not legal advice, not a guarantee of carrier safety, and not a compliance certification. Verify through official FMCSA sources before tendering. Last synced: .

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Frequently Asked Questions

Is Scott Thiermann authorized to operate?

Scott Thiermann's USDOT number is active but it does not hold operating authority for for-hire interstate operations. It may operate as a private carrier. Verify status before tendering.

What is Scott Thiermann's safety record?

Scott Thiermann does not have a substantial inspection history on record. This may indicate limited interstate operations.

How many trucks does Scott Thiermann operate?

Scott Thiermann operates 1 power units with approximately 1 drivers.

Is Scott Thiermann insured?

Insurance filing details are not available in the current dataset. Verify directly with the carrier before tendering.

Has Scott Thiermann had any risk indicators?

Scott Thiermann has a risk score of 0/100 (Monitor) with 1 active risk signal. Review the risk section above and verify independently before tendering.

What is the DOT number for Scott Thiermann?

Scott Thiermann's DOT number is 1920391. These identifiers are assigned by the FMCSA and can be used to look up this carrier in official compliance databases.

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For journalists and researchers

Truck Graph data is open and citable. For press inquiries, contact our editorial team.

APA
Truck Graph. (2026). Thiermann Mudjacking Safety Record, DOT 1920391. Retrieved from https://truckgraph.com/carriers/1920391
MLA
"Thiermann Mudjacking Safety Record, DOT 1920391." Truck Graph, Jun 2, 2026, https://truckgraph.com/carriers/1920391
Chicago
"Thiermann Mudjacking Safety Record, DOT 1920391." Truck Graph. Last modified June 2, 2026. https://truckgraph.com/carriers/1920391