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Truck Graph
65/100
✗ Do Not Tender
No active for-hire authority. Cannot legally haul freight for hire.
Michael Brown
DOT 1588438 · Sigourney, IA
Report generated: June 1, 2026 at 12:45 PM
✗Authorized for hire?
✗Active insurance?
✓Safety record clean?
✗No fraud flags?
✓No prior revocations?
Carrier Summary

Michael Brown (DOT 1588438) is a Iowa-based intrastate carrier headquartered in Sigourney, IA. As of June 1, 2026 at 12:45 PM, operating authority is active but without for-hire authority. TruckGraph has detected 3 risk signals on this carrier, including: principal linked to a revoked carrier; principal operates multiple active carrier authorities. TruckGraph rates this carrier "Do Not Tender" based on FMCSA compliance data, inspection history, insurance status, and network connection analysis. Last synced: June 1, 2026 at 12:45 PM.

FMCSA Public Record
Michael Brown
DOT Number1588438
MC Number—
Street19645 173RD AVENUE
City / StateSigourney, IA 52591
Phone6416223802
Operation typeIntrastate
HazmatNot authorized
Authority age19 yr 5 mo
MCS-150 filed12/21/2006
Company officerMichael Brown
Power units1
Total drivers1
Authority Status
Common (for-hire)—
Contract (for-hire)—
Broker—
TruckGraph Intelligence
Risk Signals
●Principal linked to a revoked carrier
●Principal operates multiple active carrier authorities
●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
19 yr 5 mo
Since 2006
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
19645 173RD AVENUE, Sigourney, IA, 52591 · Open in Maps →
19645 173RD AVENUE, SIGOURNEY, IA, 52591Open in Maps →
Authority Timeline
Authority GrantedDec 2006
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 Michael Brown authorized to operate?

Michael Brown'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 Michael Brown's safety record?

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

How many trucks does Michael Brown operate?

Michael Brown operates 1 power units with approximately 1 drivers.

Is Michael Brown insured?

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

Has Michael Brown had any risk indicators?

Michael Brown has a risk score of 65/100 (High Risk) with 3 active risk signals. Review the risk section above and verify independently before tendering.

What is the DOT number for Michael Brown?

Michael Brown's DOT number is 1588438. 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). Michael Brown Safety Record, DOT 1588438. Retrieved from https://truckgraph.com/carriers/1588438
MLA
"Michael Brown Safety Record, DOT 1588438." Truck Graph, Jun 1, 2026, https://truckgraph.com/carriers/1588438
Chicago
"Michael Brown Safety Record, DOT 1588438." Truck Graph. Last modified June 1, 2026. https://truckgraph.com/carriers/1588438