Stef Logistics Llc is an active interstate carrier based in Chandler, AZ.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 7 | 0 | 0 |
| Tractors | 7 | 0 | 0 |
| Trailers | 6 | 0 | 0 |
| Total Power Units | 7 | ||
Distinct vehicles · 24 mo
vs 7 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category | Insp w/ Viol |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 97% | 97% | Worse than most peers |
| HOS Compliance | 91% | 94% | Worse than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 90% | 93% | Worse than most peers |
Lower percentile = lower SMS measure = stronger safety record. Computed nightly across active carriers in the same state and fleet-size band.
| Type | Inspections | OOS | OOS % | Nat'l Avg |
|---|---|---|---|---|
| Driver | 0 | 1 | — | 6.67% |
| Vehicle | 0 | 5 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 14 | 4 | 5 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 20, 2026 | NC | TRUCK TRACTOR | 0 | 0 |
| Mar 19, 2026 | UT | TRUCK TRACTOR | 8 | 2 |
| Feb 10, 2026 | AR | TRUCK TRACTOR | 1 | 1 |
| Jan 22, 2026 | CA | TRUCK TRACTOR | 3 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 1 | 7.46 | — |
| HOS Compliance | 2 | 0.95 | — |
| Vehicle Maintenance | 3 | 12.85 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
Where they run
Inspected in 7 states. Top state CA accounts for 33% of activity. Activity outside home state (AZ): 89%.
+2 other states with fewer inspections
| Hours-of-Service Compliance |
| 2 |
| 0 |
| 1 |
| Unsafe Driving | 1 | 1 | 0 |
| Dec 30, 2025 | CA | TRUCK TRACTOR | 0 | 0 |
| Dec 26, 2025 | AZ | TRUCK TRACTOR | 1 | 0 |
| Jul 29, 2025 | NV | TRUCK TRACTOR | 0 | 0 |
| Jul 19, 2025 | MS | TRUCK TRACTOR | 1 | 0 |
| Apr 30, 2025 | CA | TRUCK TRACTOR | 3 | 2 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 19, 2026 | 39345B2BAIR | Air Brake - Hose/tubing damaged or not secured | Vehicle Maintenance | — |
| Mar 19, 2026 | 39345DB | Air Brake - Audible air leak at a proper connection | Vehicle Maintenance | — |
| Mar 19, 2026 | 39347D2BLTBD | Drum Brake - Inadequate lining/pad thickness | Vehicle Maintenance | — |
| Mar 19, 2026 | 39355EB | Air Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1 1998 | Vehicle Maintenance | — |
| Mar 19, 2026 | 39395A1 | Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated. | Vehicle Maintenance | — |
| Mar 19, 2026 | 3939ALSLIWR | Lighting - Stop lamps - Both inoperative when required to be on | Vehicle Maintenance | Yes |
| Mar 19, 2026 | 3963A1ALBV | Air Brake - Any leak from a brake valve | Vehicle Maintenance | — |
| Mar 19, 2026 | 3963A1BOS | Brake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination | Vehicle Maintenance | Yes |
| Feb 10, 2026 | 3958A1HOSP | HOS (Property) - Failing to have a record of duty status using the method prescribed | Hours-of-Service Compliance | Yes |
| Jan 22, 2026 | 393205AWRBH | Wheel/Rim - Cracks between two holes | Vehicle Maintenance | Yes |