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Truck Graph
85/100
✗ Do Not Tender
OOS rate 62.5% is critically above the national average.
Sigma Truckline INC
DOT 4181663 · MC MC1610114 · Clovis, CA
Report generated: June 10, 2026 at 3:03 AM
✓Authorized for hire?
✓Active insurance?
✗Safety record clean?
✗No fraud flags?
✓No prior revocations?
Carrier Summary

Sigma Truckline INC (DOT 4181663, MC MC1610114) is a California-based interstate carrier headquartered in Clovis, CA. As of June 10, 2026 at 3:03 AM, operating authority is currently active. TruckGraph has detected 1 risk signal on this carrier, including: substance or alcohol violation on driver record. TruckGraph rates this carrier "Do Not Tender" based on FMCSA compliance data, inspection history, insurance status, and network connection analysis. Last synced: June 10, 2026 at 3:03 AM.

Common Authority
FMCSA Public Record
Sigma Truckline INC
DOT Number4181663
MC NumberMC1610114
Street3555 ENCINO AVE
City / StateClovis, CA 93619
Phone7473070956
Operation typeInterstate
HazmatNot authorized
Authority age2 yr 4 mo
MCS-150 filed12/10/2025
Company officerSukhwinder Kaur
Power units7
Total drivers6
Authority Status
Common (for-hire)✓ Active
Contract (for-hire)Not authorized
BrokerNot authorized
TruckGraph Intelligence
Risk Signals
●Substance or alcohol violation on driver record
✓ OFAC Sanctions: Clear
Connection Chain
Active
DSD FREIGHTWAY INCShared officer
Active
AM CARRIER INCShared officer
Active
OOS rate 62.5% vs. national avg 22.26% — above average
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Power Units
7
Fleet
Drivers
6
Total
Inspections
8
On record
Crashes
0
On record
OOS Rate
62.5%
↑ Avg 22.26%
Authority Age
2 yr 4 mo
Since 2024
Violation Categories — Last 24 Months
Hours of Service
8 insp (100%)· 7 viol
Unsafe Driving
8 insp (100%)· 5 viol
Driver Fitness
8 insp (100%)· 1 viol
Controlled Substances
8 insp (100%)· 1 viol
Vehicle Maintenance
4 insp (50%)· 4 viol
Inspection History
8 total · OOS rate 62.5%
DateStateLevelDriver OOSVehicle OOSResult
4/30/2025NEIII10OOS
12/26/2024UTIII00Pass
6/24/2025NJIII00Pass
6/11/2025PAIII00Pass
10/9/2024IDII04OOS
10/7/2024AZII11OOS
4/4/2025PAII40OOS
10/1/2024CAII10OOS
Crash History
0 total on record

No crash records on file.

Insurance Status
Status
✓ Active filing on record
Insurer
GEICO MARINE INSURANCE COMPANY
Coverage type
91X
Coverage amount
$750,000
Effective
8/13/2024
Location
3555 ENCINO AVE, Clovis, CA, 93619 · Open in Maps →
3555 ENCINO AVE, CLOVIS, CA, 93619Open in Maps →
Authority Timeline
Authority GrantedJan 2024
FMCSA issued operating authority
ActiveCurrent
Authority currently active

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 Truckline INC authorized to operate?

Yes. Sigma Truckline INC holds Common operating authority and is currently active.

What is Sigma Truckline INC's safety record?

Sigma Truckline INC has 8 roadside inspections on record with an out-of-service rate of 62.5%. Crash history shows 0 incidents. Review the full safety profile above before making a freight decision.

How many trucks does Sigma Truckline INC operate?

Sigma Truckline INC operates 7 power units with approximately 6 drivers.

Is Sigma Truckline INC insured?

Sigma Truckline INC has active insurance coverage on file. Coverage amount and carrier details are shown in the insurance section above.

Has Sigma Truckline INC had any risk indicators?

Sigma Truckline INC has a risk score of 85/100 (Critical) with 1 active risk signal. Review the risk section above and verify independently before tendering.

What is the DOT number for Sigma Truckline INC?

Sigma Truckline INC's DOT number is 4181663 and MC number is MC1610114. 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). Sigma Truckline INC Safety Record, DOT 4181663. Retrieved from https://truckgraph.com/carriers/4181663
MLA
"Sigma Truckline INC Safety Record, DOT 4181663." Truck Graph, Jun 10, 2026, https://truckgraph.com/carriers/4181663
Chicago
"Sigma Truckline INC Safety Record, DOT 4181663." Truck Graph. Last modified June 10, 2026. https://truckgraph.com/carriers/4181663