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Truck Graph
25/100
✗ Do Not Tender
No active for-hire authority. Cannot legally haul freight for hire.
S D Libby & Sons Transport
DOT 337874 · MC MC260018 · Windham, ME
Report generated: June 3, 2026 at 7:30 AM
✗Authorized for hire?
✗Active insurance?
✗Safety record clean?
✓No fraud flags?
✓No prior revocations?
Carrier Summary

S D Libby & Sons Transport (DOT 337874, MC MC260018) is a Maine-based intrastate carrier headquartered in Windham, ME. As of June 3, 2026 at 7:30 AM, operating authority is active but without for-hire authority. TruckGraph has detected 2 risk signals on this carrier, including: crash with fatalities or injuries on record; 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 3, 2026 at 7:30 AM.

Authority Inactive
FMCSA Public Record
Stephen D Libby
Operating as: S D Libby & Sons Transport
DOT Number337874
MC NumberMC260018
Street747 RIVER ROAD
City / StateWindham, ME 04062-0751
Phone2078923070
Operation typeIntrastate
HazmatNot authorized
Authority age37 yr 5 mo
MCS-150 filed06/29/2009
Company officerStephen D. Libby
Power units2
Total drivers1
Authority Status
Common (for-hire)⚠ Inactive
Contract (for-hire)⚠ Inactive
BrokerNot authorized
TruckGraph Intelligence
Risk Signals
●Crash with fatalities or injuries on record
●No active insurance filing on record
✓ OFAC Sanctions: Clear
Connection Chain
DOT nullShared insurer
Revoked
Network Intelligence Map
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Power Units
2
Fleet
Drivers
1
Total
Inspections
0
On record
Crashes
3
On record
OOS Rate
—
↓ Avg 22.26%
Authority Age
37 yr 5 mo
Since 1988
Inspection History
0 total · No inspections

No inspection records on file.

Crash History
3 total on record
DateStateFatalitiesInjuriesTow-away
—ME01N
—ME00N
—ME01N
Insurance Status
⚠ No active insurance filing on record
Verify insurance directly with carrier before tendering any load.
Location
747 RIVER ROAD, Windham, ME, 04062-0751 · Open in Maps →
747 RIVER ROAD, WINDHAM, ME, 04062-0751Open in Maps →
Authority Timeline
Authority GrantedDec 1988
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 Stephen D Libby authorized to operate?

Stephen D Libby'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 Stephen D Libby's safety record?

Stephen D Libby does not have a substantial inspection history on record. This may indicate limited interstate operations.

How many trucks does Stephen D Libby operate?

Stephen D Libby operates 2 power units with approximately 1 drivers.

Is Stephen D Libby insured?

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

Has Stephen D Libby had any risk indicators?

Stephen D Libby has a risk score of 25/100 (Caution) with 2 active risk signals. Review the risk section above and verify independently before tendering.

What is the DOT number for Stephen D Libby?

Stephen D Libby's DOT number is 337874 and MC number is MC260018. These identifiers are assigned by the FMCSA and can be used to look up this carrier in official compliance databases.

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

APA
Truck Graph. (2026). S D Libby & Sons Transport Safety Record, DOT 337874. Retrieved from https://truckgraph.com/carriers/337874
MLA
"S D Libby & Sons Transport Safety Record, DOT 337874." Truck Graph, Jun 3, 2026, https://truckgraph.com/carriers/337874
Chicago
"S D Libby & Sons Transport Safety Record, DOT 337874." Truck Graph. Last modified June 3, 2026. https://truckgraph.com/carriers/337874