Supreme Industries Inc is an active interstate carrier based in Harwinton, CT.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 169 | 0 | 0 |
| Tractors | 4 | 0 | 0 |
| Trailers | 91 | 0 | 0 |
| Total Power Units | 175 | ||
Distinct vehicles · 24 mo
vs 175 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 79% | 89% | Worse than most peers |
| HOS Compliance | 82% | 96% | Worse than most peers |
| Driver Fitness | 46% | 90% | Around peer average |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 57% | 88% | 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 | 0 | — | 6.67% |
| Vehicle | 0 | 5 | — | 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 | 24 | 5 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 13, 2026 | NY | STRAIGHT TRUCK | 0 | 0 |
| Mar 10, 2026 | CT | STRAIGHT TRUCK | 0 | 0 |
| Feb 6, 2026 | CT | STRAIGHT TRUCK | 5 | 2 |
| Feb 6, 2026 | NY | TRUCK TRACTOR | 1 | 0 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 5 | 0.37 | — |
| HOS Compliance | 2 | 0.06 | — |
| Vehicle Maintenance | 12 | 4.95 | — |
| Driver Fitness | 1 | 0.01 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 9 states. Top state NY accounts for 37% of activity. Activity outside home state (CT): 71%.
+4 other states with fewer inspections
| 9 |
| Unsafe Driving | 5 | 1 | 0 |
| Hours-of-Service Compliance | 2 | 0 | 0 |
| Driver Fitness | 1 | 0 | 0 |
| Feb 5, 2026 |
| NY |
| STRAIGHT TRUCK |
| 1 |
| 0 |
| Feb 3, 2026 | NY | TRUCK TRACTOR | 0 | 0 |
| Jan 6, 2026 | NY | STRAIGHT TRUCK | 0 | 0 |
| Nov 20, 2025 | VT | STRAIGHT TRUCK | 1 | 0 |
| Nov 19, 2025 | NY | STRAIGHT TRUCK | 0 | 0 |
| Oct 27, 2025 | NY | STRAIGHT TRUCK | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Feb 6, 2026 | 39343DB | Brake - Missing or inoperable breakaway braking system on a trailer(s) or converter dolly | Vehicle Maintenance | Yes |
| Feb 6, 2026 | 3939ALIL | Lighting - Identification lamp(s) inoperative | Vehicle Maintenance | — |
| Feb 6, 2026 | 3939ALRLI | Lighting - Tail lamp - Any inoperative | Vehicle Maintenance | — |
| Feb 6, 2026 | 3939ALSML | Lighting - Side marker lamp(s) inoperative | Vehicle Maintenance | — |
| Feb 6, 2026 | 3963A1HCM | Hubs - Bearing cap plug or filler plug missing or broken | Vehicle Maintenance | Yes |
| Feb 6, 2026 | 39345B2BAIR | Air Brake - Hose/tubing damaged or not secured | Vehicle Maintenance | — |
| Feb 5, 2026 | 39378AWS | Washers - Inoperative washing system. | Vehicle Maintenance | — |
| Nov 20, 2025 | 3965BL | Lubrication - Oil or grease leak | Vehicle Maintenance | — |
| Oct 10, 2025 | 3922SLLTCD | State/Local Laws - Failed to obey a traffic control device - Permanent or Temporary - e.g. safety official signal sign light lane marking other | Unsafe Driving | — |
| Oct 10, 2025 | 3958A | HOS (Form) - Paper Log/Logging Programs Form and Manner | Hours-of-Service Compliance | — |