Diamond Engineering Services
DBA: D E S BUILDERS
4
Power Units
4
Drivers
Est. 2017 (9 yrs)
Authority Age
Not Rated
Safety Rating
Company Overview
DIAMOND ENGINEERING SERVICES is an active carrier & broker registered with the FMCSA since February 2017. Based in BENICIA, CA, They are classified as Both Interstate & Intrastate and operate intrastate (within 100 miles). Their inferred equipment specializations include Dump Truck and Box Truck.
Equipment Analysis
Based on FMCSA cargo authorization flags and fleet composition data, Diamond Engineering Services appears to operate the following equipment types:
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Fleet Breakdown
| Equipment | Owned | Term Leased | Trip Leased | Total |
|---|---|---|---|---|
| Trucks | 4 | 0 | 0 | 4 |
| Trailers | 1 | 0 | 0 | 1 |
Fleet Size Classification: 3-5 Trucks
Authorized Cargo Types
Diamond Engineering Services is authorized to transport the following 1 cargo type:
Operations Scope
CDL Drivers: 4
MCS-150 Mileage: 160,000 miles (2023)
Driver Information
4
Total Drivers
4
CDL Drivers
4
Intrastate Drivers
Dispatch Services in CA
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Verify on Official Sources
Cross-reference this carrier's data with official FMCSA systems:
Safety Performance
Good
Below national average OOS rates
O Trucking Safety Grade
9
Inspections
24 months
8
Violations
Total found
0
Out of Service
Orders issued
Out-of-Service Rates vs National Average
✓ Better than national average (-7.0%)
✓ Better than national average (-21.4%)
| Date | State | Level | Violations | OOS |
|---|---|---|---|---|
| 11/12/2025 | CA | Walk-Around | 2 | ✓ |
| 09/16/2025 | CA | Full | 0 | ✓ |
| 09/04/2025 | CA | Full | 3 | ✓ |
| 07/31/2025 | CA | Driver Only | 0 | ✓ |
| 02/28/2025 | CA | Driver Only | 0 | ✓ |
| 07/29/2024 | CA | Driver Only | 0 | ✓ |
| 07/23/2024 | CA | Full | 0 | ✓ |
| 07/19/2024 | CA | Full | 2 | ✓ |
| 07/16/2024 | CA | Full | 1 | ✓ |
Inspection data from FMCSA (24-month window). Updated daily. View full inspection history on FMCSA →
Violation Breakdown
Frequently Asked Questions
What equipment does DIAMOND ENGINEERING SERVICES operate?
Based on their FMCSA cargo classifications and fleet data, DIAMOND ENGINEERING SERVICES is inferred to operate: Dump Truck and Box Truck.
Is DIAMOND ENGINEERING SERVICES's authority currently active?
DIAMOND ENGINEERING SERVICES currently holds active operating authority with the FMCSA.
How long has DIAMOND ENGINEERING SERVICES been in business?
DIAMOND ENGINEERING SERVICES has been registered with the FMCSA since February 2017, making their authority approximately 9 years, 2 months old.
Where is DIAMOND ENGINEERING SERVICES located?
DIAMOND ENGINEERING SERVICES is physically located at 4255 PARK ROAD, BENICIA, CA 94510.
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