David Mason And Associates Inc is an active interstate carrier based in Saint Louis, MO.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 16 | 0 | 0 |
| Total Power Units | 60 | ||
Distinct vehicles · 24 mo
vs 60 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 | 0% | 0% | Better than most peers |
| HOS Compliance | 80% | 93% | Worse than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 60% | 84% | 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 | 0 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 2 states. Top state IL accounts for 75% of activity.
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Hours-of-Service Compliance | 1 | 0 | 0 |
| Vehicle Maintenance | 1 | 1 | 0 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 2, 2026 | IL | STRAIGHT TRUCK | 1 | 0 |
| Jan 27, 2026 | IL | STRAIGHT TRUCK | 0 | 0 |
| Jan 20, 2026 | KY | STRAIGHT TRUCK | 0 | 0 |
| Apr 29, 2024 | IL | TRUCK TRACTOR | 1 | 0 |
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Carriers that share an officer, phone, or email with this DOT.
Shared officer · 1
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 1 | 6.00 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 2, 2026 | 39325E | Lamp not steady burning | Vehicle Maintenance | — |
| Apr 29, 2024 | 3958F1 | Drivers record of duty status not current | Hours-of-Service Compliance | — |