DBA: Nassau Suffolk Mechanical Nassau Suffolk Electrical
Jst Operations Corp is an active intrastate non-hazmat carrier based in Syosset, NY.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 11 | 0 | 0 |
| Total Power Units | 11 | ||
Distinct vehicles · 24 mo
vs 11 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% | 95% | Worse than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 71% | 90% | Around peer average |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 78% | 91% | 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 | 0 | — | 6.67% |
| Vehicle | 0 | 1 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 1 state. Top state NY accounts for of activity.
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 3 | 2 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Nov 24, 2025 | NY | STRAIGHT TRUCK | 2 | 1 |
| Sep 12, 2024 | NY | STRAIGHT TRUCK | 1 | 0 |
| Jul 25, 2024 | NY | STRAIGHT TRUCK | 0 | 0 |
| Jun 12, 2024 | NY | STRAIGHT TRUCK | 1 | 0 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 1 | 0.63 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 2 | 6.33 | — |
| Driver Fitness | 1 | 0.14 | — |
| Controlled Substances | 0 | 0.00 | — |
| 0 |
| Driver Fitness | 1 | 0 | 0 |
| Unsafe Driving | 1 | 1 | 0 |
| Apr 15, 2024 |
| NY |
| STRAIGHT TRUCK |
| 1 |
| 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Nov 24, 2025 | 3939ALFTSI | Lighting - Front - Turn signal - inoperative | Vehicle Maintenance | — |
| Nov 24, 2025 | 3939ALHWS | Lighting - Hazard warning signal(s) inoperative | Vehicle Maintenance | — |
| Sep 12, 2024 | 39216B | Operating a property-carrying commercial motor vehicle while all other occupants are not properly restrained | Unsafe Driving | — |
| Jun 12, 2024 | 39141AMCPC | Medical (Certificate) - Operating a commercial vehicle without showing proof of a valid medical certification upon request when medical certification is required. | Driver Fitness | — |
| Apr 15, 2024 | 393201BFR | Frame - Cab or body mounts loose/broken/missing | Vehicle Maintenance | — |