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Truck Graph
35/100
✗ Do Not Tender
No active for-hire authority. Cannot legally haul freight for hire.
Sigma Express LLC
DOT 4131752 · MC MC1582299 · Carnegie, PA
Report generated: June 7, 2026 at 3:03 AM
✗Authorized for hire?
✗Active insurance?
✓Safety record clean?
✗No fraud flags?
✗No prior revocations?
Carrier Summary

Sigma Express LLC (DOT 4131752, MC MC1582299) is a Pennsylvania-based interstate carrier headquartered in Carnegie, PA. As of June 7, 2026 at 3:03 AM, operating authority is active but without for-hire authority. TruckGraph has detected 3 risk signals on this carrier, including: authority revoked within the last 3 years; 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 7, 2026 at 3:03 AM.

Authority Inactive
FMCSA Public Record
Sigma Express LLC
DOT Number4131752
MC NumberMC1582299
Street510 CAROTHERS AVE APT 1
City / StateCarnegie, PA 15106
Phone4227282229
Operation typeInterstate
HazmatNot authorized
Authority age2 yr 8 mo
MCS-150 filed03/14/2025
Company officerAntoine Maurice Hamilton
Power units1
Total drivers1
Authority Status
Common (for-hire)⚠ Inactive
Contract (for-hire)Not authorized
BrokerNot authorized
TruckGraph Intelligence
Risk Signals
●Authority revoked within the last 3 years
●No active insurance filing on record
●No inspection history on record
⚠ Serial Restarter Alert
2 prior revocations on record. Carrier re-registered authority after revocation. Exercise heightened scrutiny.
✓ OFAC Sanctions: Clear
Connection Chain
DOT nullShared insurer
Revoked
Network Intelligence Map
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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
2 yr 8 mo
Since 2023
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
510 CAROTHERS AVE APT 1, Carnegie, PA, 15106 · Open in Maps →
510 CAROTHERS AVE APT 1, CARNEGIE, PA, 15106Open in Maps →
Authority Timeline
Authority GrantedSep 2023
FMCSA issued operating authority
INVOLUNTARY REVOCATIONFeb 2025
License type: COMMON
INVOLUNTARY REVOCATIONSep 2025
License type: COMMON
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 Sigma Express LLC authorized to operate?

Sigma Express LLC'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 Sigma Express LLC's safety record?

Sigma Express LLC does not have a substantial inspection history on record. This may indicate limited interstate operations.

How many trucks does Sigma Express LLC operate?

Sigma Express LLC operates 1 power units with approximately 1 drivers.

Is Sigma Express LLC insured?

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

Has Sigma Express LLC had any risk indicators?

Sigma Express LLC has a risk score of 35/100 (Caution) with 3 active risk signals. Review the risk section above and verify independently before tendering.

What is the DOT number for Sigma Express LLC?

Sigma Express LLC's DOT number is 4131752 and MC number is MC1582299. 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). Sigma Express LLC Safety Record, DOT 4131752. Retrieved from https://truckgraph.com/carriers/4131752
MLA
"Sigma Express LLC Safety Record, DOT 4131752." Truck Graph, Jun 7, 2026, https://truckgraph.com/carriers/4131752
Chicago
"Sigma Express LLC Safety Record, DOT 4131752." Truck Graph. Last modified June 7, 2026. https://truckgraph.com/carriers/4131752