DBA: Stefex Transportation Services
Stefanyuk Express Inc is an active interstate carrier based in Sioux Falls, SD.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 4 | 0 | 0 |
| Tractors | 1 | 3 | 0 |
| Trailers | 1 | 3 | 0 |
| Total Power Units | 4 | ||
Distinct vehicles · 24 mo
vs 4 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 98% | 97% | Worse than most peers |
| HOS Compliance | 94% | 95% | Worse than most peers |
| Driver Fitness | 93% | 95% | Worse than most peers |
| Controlled Substances | 99% | 99% | Worse than most peers |
| Vehicle Maintenance | 71% | 81% | Around peer average |
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 | 2 | — | 6.67% |
| Vehicle | 0 | 3 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| 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 | 1 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 10, 2026 | CA | TRUCK TRACTOR | 2 | 0 |
| Feb 9, 2026 | NV | TRUCK TRACTOR | 1 | 0 |
| Feb 6, 2026 | WY | TRUCK TRACTOR | 1 | 0 |
| Jan 18, 2026 | NM | STRAIGHT TRUCK | 0 | 0 |
| Category |
|---|
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 3 | 5.43 | — |
| HOS Compliance | 4 | 1.01 | — |
| Vehicle Maintenance | 12 | 2.44 | — |
| Driver Fitness | 2 | 0.87 | — |
| Controlled Substances | 1 | 0.05 | — |
| 4.44% |
Where they run
Inspected in 18 states. Top state TN accounts for 16% of activity. Activity outside home state (SD): 87%.
+13 other states with fewer inspections
| 3 |
| Hours-of-Service Compliance | 4 | 3 | 0 |
| Unsafe Driving | 4 | 0 | 0 |
| Controlled Substances/​Alcohol | 1 | 0 | 1 |
| Driver Fitness | 1 | 1 | 1 |
| Jan 9, 2026 |
| MO |
| STRAIGHT TRUCK |
| 1 |
| 0 |
| Jan 7, 2026 | OK | TRUCK TRACTOR | 1 | 0 |
| Dec 23, 2025 | KS | TRUCK TRACTOR | 3 | 1 |
| Dec 3, 2025 | IA | STRAIGHT TRUCK | 2 | 2 |
| Nov 24, 2025 | NY | TRUCK TRACTOR | 0 | 0 |
| Nov 19, 2025 | TN | STRAIGHT TRUCK | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 10, 2026 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |
| Mar 10, 2026 | 39524DELDPT | HOS (ELD) - On request by an authorized safety official a driver must produce and transfer from an ELD the driver's hours of service records in accordance with t | Hours-of-Service Compliance | — |
| Feb 9, 2026 | 3958E1HOSPVID | HOS (Passenger) - No driver may make a false report in connection with a duty status. Explain | Hours-of-Service Compliance | — |
| Feb 6, 2026 | 39395A1 | Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated. | Vehicle Maintenance | — |
| Jan 9, 2026 | 39360C | Windshield - Damaged or Discolored | Vehicle Maintenance | — |
| Jan 7, 2026 | 39311A1LIL | Lighting - Identification lamp(s) missing | Vehicle Maintenance | — |
| Dec 23, 2025 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |
| Dec 23, 2025 | 39343DBMA | Brake - Breakaway not attached to the towing vehicle | Vehicle Maintenance | Yes |
| Dec 23, 2025 | 3939ALIL | Lighting - Identification lamp(s) inoperative | Vehicle Maintenance | — |
| Dec 3, 2025 | 393106C2 | Cargo without direct contact not prevented from shifting while in transit | Vehicle Maintenance | Yes |