Mason & Machine Llc is an active intrastate non-hazmat carrier based in Greenville, SC.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 1 | 0 | 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 | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 95% | 95% | 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 | 4 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 1 state. Top state SC accounts for 100% of activity. Activity outside home state (SC): 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 | 9 | 1 | 3 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Sep 16, 2025 | SC | STRAIGHT TRUCK | 6 | 4 |
| Jun 24, 2025 | SC | STRAIGHT TRUCK | 3 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Sep 16, 2025 |
Carriers that share an officer, phone, or email with this DOT.
Shared officer · 17
Alley Cat Ventures Llc
Washoe Valley, NV
John Mason · also at 17 others
Great Western Transport Of Colorado Inc
Fort Collins, CO
John Mason · also at 17 others
Hippo Trucking Llc
Denver, CO
John Mason · also at 17 others
Iron Donkey Equipment Transport Llc
Glendale, AZ
John Mason · also at 17 others
John Mason
Pleasant Vly, NY
John Mason · also at 17 others
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 2 | 19.00 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 393203CCBP |
| Cab and Body Parts - Hood not securely fastened |
| Vehicle Maintenance |
| — |
| Sep 16, 2025 | 39375A3TAOL | Tires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Vehicle Maintenance | Yes |
| Sep 16, 2025 | 39375GTAOW | Tires - All others weight carried exceeds tire load limit | Vehicle Maintenance | Yes |
| Sep 16, 2025 | 39375GTFWETL | Tires - Front weight carried exceeds tire load limit | Vehicle Maintenance | Yes |
| Sep 16, 2025 | 39378AWS | Washers - Inoperative washing system. | Vehicle Maintenance | — |
| Sep 16, 2025 | 39395A4EEUS | Emergency Equipment - Fire Extinguishers - unsecured | Vehicle Maintenance | — |
| Jun 24, 2025 | 39348ABLMCBAD | Air Disc Brake - Loose chamber/caliper mounting bolt(s) | Vehicle Maintenance | — |
| Jun 24, 2025 | 39378AWS | Washers - Inoperative washing system. | Vehicle Maintenance | — |
| Jun 24, 2025 | 39395A1 | Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated. | Vehicle Maintenance | — |
John Mason
Boling, TX
John Mason · also at 17 others
+7 more
Shared phone · 33
1010 Trucking Llc
Saint Paul, MN
(860) 815-0728 · also at 1848 others
101 Enterprise Inc
Athens, AL
(860) 815-0728 · also at 1848 others
17 Enterprise Inc
Norcross, GA
(860) 815-0728 · also at 1848 others
1 King Distribution Inc
Patterson, NJ
(860) 815-0728 · also at 1848 others
1st Call Trucking Llc
Burlington, ND
(860) 815-0728 · also at 1848 others
1st Care Transportation Llc
Saint Paul, MN
(860) 815-0728 · also at 1848 others
1st Impression Transportation Llc
Fort Washington, MD
(860) 815-0728 · also at 1848 others
1 Touch Transport Services Llc
Yemassee, SC
(860) 815-0728 · also at 1848 others
2222 Foundation
Covington, TX
(860) 815-0728 · also at 1848 others
2362953 Ontario Inc
Pickering, ON
(860) 815-0728 · also at 1848 others
+23 more