Mason Building Group Inc is an active interstate carrier based in Newark, DE.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 1 | 1 | 0 |
| 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 | Insp w/ Viol |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 0% | 0% | Better than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 94% | 96% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 89% | 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 | 1 | — | 6.67% |
| Vehicle | 0 | 0 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 1 state. Top state MD accounts for 100% of activity. Activity outside home state (DE): 100%.
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 2 | 1 | 0 |
| Driver Fitness | 1 | 0 | 1 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Sep 19, 2025 | MD | STRAIGHT TRUCK | 3 | 1 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Sep 19, 2025 | 39141APC | Medical (Certificate) - Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency | Driver Fitness |
Carriers that share an officer, phone, or email with this DOT.
Shared officer · 10
Centralmass Services1 Llc
Worcester, MA
Christopher Mason · also at 10 others
Christopher Mason
Clarksville, TN
Christopher Mason · also at 10 others
Columbus Courier & Freight Company Llc
Groveport, OH
Christopher Mason · also at 10 others
Fairway Inc
Albuquerque, NM
Christopher Mason · also at 10 others
Mason Express Llc
Memphis, TN
Christopher Mason · also at 10 others
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 1 | 8.00 | — |
| Driver Fitness | 1 | 3.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| Yes |
| Sep 19, 2025 | 3939ALIL | Lighting - Identification lamp(s) inoperative | Vehicle Maintenance | — |
| Sep 19, 2025 | 3939ALRLI | Lighting - Tail lamp - Any inoperative | Vehicle Maintenance | — |