SENTINEL TRANSPORTATION LLC
UnclaimedSENTINEL TRANSPORTATION LLC is a USDOT-registered interstate carrier, 606 power units, 530 drivers operation based in Wilmington, DE.
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Live public profile, unclaimed
DIAMOND MATERIALS LLC
Interstate carrier in Wilmington, Delaware
- Commodities Dry Bulk
- Chemicals
- Liquids and Gases
- Garbage, Refuse
- Machinery, Large Objects
Awaiting owner claim
Claim this businessAbout DIAMOND MATERIALS LLC
Diamond Materials LLC, USDOT 45597, is based in Wilmington, Delaware, and operates interstate. The record lists 139 power units. The company is registered to transport hazardous materials, with cargo including commodities dry bulk, chemicals, liquids and gases, and garbage. Diamond Materials LLC was registered in 1974.
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Company overview
Awaiting owner confirmation- USDOT number
- 45597
- Operating authority
- MC76472
- Operation type
- Interstate
- Carrier classification
- PRIVATE PROPERTY;AUTHORIZED FOR HIRE
- Power units
- 139
- Trucks / tractors
- 136
- Drivers
- 117
- CDL drivers
- 117
- Hazmat
- Yes
- Annual mileage reported
- 676,737 (2025)
- USDOT registered since
- 1974
- Safety rating
- Conditional
Built from public registration records.
Public record
Quick record snapshot
MCS-150No filing date
Safety ratingConditional
AuthorityMC76472
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Compliance checklist
For owner reviewThese items are inferred from the public registration profile. Use them as a review checklist, then confirm live status with official FMCSA systems.
USDOT registration and MCS-150 biennial update
Check this company's MCS-150 deadline
Driver qualification files
DQ file services
Drug & Alcohol testing and FMCSA Clearinghouse
Clearinghouse services
Hazardous materials compliance
Hazmat compliance help
Hours of service and ELD
ELD & HOS support
Vehicle maintenance files and annual inspections
Fleet safety and maintenance
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Safety and inspection record
Summary of this carrier's public FMCSA roadside inspection and crash record.
0
Roadside inspections, 3 years
9
Crash records on file
Not known
Insurance filings on file
4 Sep 2026
Most recent inspection
Source: FMCSA public records, updated daily. Detailed inspection, crash and insurance records are available with broker access.
Cargo and services
Commodities Dry Bulk; Chemicals; Liquids and Gases; Garbage, Refuse; Machinery, Large Objects; Construction; Building Materials; Logs, Poles, Beams, Lumber
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