Diamond Group Logistics Co is an active interstate carrier based in Mount Prospect, IL.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 1 | 0 | 0 |
| Tractors | 0 | 0 | 1 |
| Total Power Units | 1 | ||
Distinct vehicles · 24 mo
vs 1 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 93% | 85% | Worse than most peers |
| HOS Compliance | 95% | 92% | Worse than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 100% | 99% | Worse than most peers |
| Vehicle Maintenance | 91% | 83% | 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 | 4 | — | 6.67% |
| Vehicle | 0 | 3 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Apr 1, 2025 | 0 | 0 | 1 | 1 |
| Oct 1, 2024 | 0 | 1 | 1 | 1 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 16 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Feb 5, 2026 | TN | TRUCK TRACTOR | 0 | 0 |
| Jan 5, 2026 | IN | TRUCK TRACTOR | 1 | 1 |
| Dec 31, 2025 | NM | TRUCK TRACTOR | 0 | 0 |
| Dec 19, 2025 | CA | TRUCK TRACTOR | 1 | 0 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 9 | 1.07 | — |
| HOS Compliance | 8 | 0.66 | — |
| Vehicle Maintenance | 10 | 3.73 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 1 | 0.10 | — |
| 4.44% |
Where they run
Inspected in 23 states. Top state TN accounts for 10% of activity. Activity outside home state (IL): 100%.
+18 other states with fewer inspections
| 8 |
| 3 |
| Unsafe Driving | 11 | 2 | 0 |
| Hours-of-Service Compliance | 9 | 4 | 3 |
| Controlled Substances/​Alcohol | 1 | 0 | 1 |
| Dec 14, 2025 |
| NM |
| TRUCK TRACTOR |
| 0 |
| 0 |
| Dec 10, 2025 | NY | TRUCK TRACTOR | 3 | 0 |
| Nov 13, 2025 | CA | TRUCK TRACTOR | 1 | 1 |
| Nov 13, 2025 | UT | TRUCK TRACTOR | 0 | 0 |
| Nov 10, 2025 | KY | TRUCK TRACTOR | 0 | 0 |
| Nov 4, 2025 | WA | TRUCK TRACTOR | 1 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Jan 5, 2026 | 39375A3TAOLTIS | Tires - All others leaking in tread area and inflation less than 50% of the maximum inflation pressure on tire equipped with ATIS | Vehicle Maintenance | Yes |
| Dec 19, 2025 | 39375CTAOTDLT232 | Tires - Less than 2/32 inch tread depth | Vehicle Maintenance | — |
| Dec 10, 2025 | 39345B2BAIR | Air Brake - Hose/tubing damaged or not secured | Vehicle Maintenance | — |
| Dec 10, 2025 | 39345DB | Air Brake - Audible air leak at a proper connection | Vehicle Maintenance | — |
| Dec 10, 2025 | 3939ALHLI | Lighting - Headlamp(s) - Any inoperative | Vehicle Maintenance | — |
| Nov 13, 2025 | 3958EHOSPD | HOS (Property) - No driver may make a false report in connection with a duty status. Explain | Hours-of-Service Compliance | Yes |
| Nov 4, 2025 | 39345DB | Air Brake - Audible air leak at a proper connection | Vehicle Maintenance | — |
| Oct 14, 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 14, 2025 | 39522H4ELDBRODS | HOS (ELD) - In-Vehicle Information - Failing to have a supply of blank driver's records of duty status graph-grids sufficient to record the driver's duty status a | Hours-of-Service Compliance | — |
| Oct 14, 2025 | 39617CPI | Operating a CMV without documentation of a periodic inspection | Vehicle Maintenance | — |