Thomsen And Sons Llc is an active interstate carrier based in Leroy, KS.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 17 | 0 | 0 |
| Tractors | 4 | 13 | 0 |
| Trailers | 10 | 14 | 0 |
| Total Power Units | 17 | ||
Distinct vehicles · 24 mo
vs 17 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 86% | 93% | Worse than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 85% | 94% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 76% | 87% | 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 | 1 | — | 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 | 11 | 3 | 1 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Feb 24, 2026 | IA | TRUCK TRACTOR | 0 | 0 |
| Feb 18, 2026 | KS | TRUCK TRACTOR | 0 | 0 |
| Feb 16, 2026 | IA | TRUCK TRACTOR | 0 | 0 |
| Dec 8, 2025 | IA | TRUCK TRACTOR | 0 | 0 |
| Dec 5, 2025 | KS | TRUCK TRACTOR |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 2 | 0.82 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 6 | 4.46 | — |
| Driver Fitness | 1 | 0.22 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 5 states. Top state KS accounts for 48% of activity. Activity outside home state (KS): 52%.
| Unsafe Driving |
| 2 |
| 2 |
| 0 |
| Driver Fitness | 1 | 1 | 1 |
| 0 |
| 0 |
| Sep 26, 2025 | KS | TRUCK TRACTOR | 3 | 0 |
| Sep 2, 2025 | OK | TRUCK TRACTOR | 1 | 0 |
| Aug 12, 2025 | KS | TRUCK TRACTOR | 0 | 0 |
| Aug 8, 2025 | KS | TRUCK TRACTOR | 0 | 0 |
| Jun 15, 2025 | KS | TRUCK TRACTOR | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Sep 26, 2025 | 39345B2BAIR | Air Brake - Hose/tubing damaged or not secured | Vehicle Maintenance | — |
| Sep 26, 2025 | 39360C | Windshield - Damaged or Discolored | Vehicle Maintenance | — |
| Sep 26, 2025 | 39395A4EEUS | Emergency Equipment - Fire Extinguishers - unsecured | Vehicle Maintenance | — |
| Sep 2, 2025 | 39395A1 | Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated. | Vehicle Maintenance | — |
| May 14, 2025 | 39375A3TAOL | Tires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Vehicle Maintenance | Yes |
| May 14, 2025 | 39378AWS | Washers - Inoperative washing system. | Vehicle Maintenance | — |
| May 14, 2025 | 3939ALRLI | Lighting - Tail lamp - Any inoperative | Vehicle Maintenance | — |
| Nov 12, 2024 | 38323A2 | Operating a CMV without a CDL | Driver Fitness | Yes |
| Oct 1, 2024 | 39216 | Failing to use seat belt while operating a CMV | Unsafe Driving | — |
| Sep 11, 2024 | 39216 | Failing to use seat belt while operating a CMV | Unsafe Driving | — |