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SPER CONTRACTING CORPORATION
DBA: Retaining Walls Company
San Diego, CA
CarrierChk vetting signal
No flags raised
Authority, insurance, safety rating and crash records checked
FMCSA status: Active registration · no operating authority · DOT 3922323
Active
No Safety Rating
Broker Vetting Summary
Key signals from current FMCSA records
Authority
No Active Authority
Common carrier
Insurance
Not Found
No coverage amount on file
Safety
Not Rated
1 inspection on record
✓ No risk flags found on authority or insurance records
Vetting notes
- Active FMCSA registration, but no active for-hire operating authority on record
- Registered with FMCSA as a private carrier — not registered to haul other companies' freight for hire
- No active insurance filing found on record
- 1 FMCSA inspection on record
Company Information
Registration, contact and cargo details
FMCSA Registration
DOT Number
3922323
Safety Rating
Not Rated
Operation Classification
Private (property)
MCS-150 Filed
April 8, 2026
FMCSA Registration
July 22, 2022
Annual Mileage
25,000 mi (2023)
Contact Information
Address
10990 Avenida De Los Lobos, San Diego, CA 92027
Phone
Email
Owner / Officer
Thomas Klein
Officer 2
Van Davis
Cargo Types
Building MaterialsLiquids/GasesConstruction Materials
Safety Snapshot
Out-of-service rates, violations and crashes
Safety & Inspection Summary
Total Inspections
1
Driver Inspections
0
Vehicle Inspections
1
Out-of-Service Violations
2
Violations by Category
Vehicle Maintenance4
Unsafe Driving0
Hours of Service0
OOS Rates vs. National Average
Inspection Trend by Year
2024
Crash History (1)
Crashes reported to FMCSA in the last 24 months. A crash appearing here is a reported event, not a finding of fault.
1
Crashes
0
Fatalities
0
Injuries
1
Tow-aways
| Date | State | Fatal | Injured | Tow | Conditions |
|---|---|---|---|---|---|
| September 3, 2024 | CA | — | — | Yes | No Adverse Conditions · Dark - Not Lighted · Dry |
Fleet & Operating Areas
Observed roadside activity and equipment
Where This Carrier Operates
States where this carrier's roadside inspections were recorded
FewerMore
CA1
Fleet & Equipment (2)
Vehicles identified in this carrier's inspection history. Year, make, model and equipment type are decoded from the VIN.
Power units
~1
of 2 reported to FMCSA
Trailers
~1
seen at inspection
Units on record
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2021 Big Tex | Car Hauler · 25 ft | 16V1C2525M4068797 | 1 | 1 |
| 2020 Ford F-550 | Chassis / Incomplete · Class 5 | 1FDUF5GT1LED23344 | 1 | 1 |
A vehicle appearing here was recorded in an inspection — it is not proof the carrier still operates it today.
Inspection Details
Each roadside inspection with its violations
Inspection Records (1)
| Date | Report # | Location | Level | Viol | OOS | Shipper | Unit Type | Make | VIN | License |
|---|---|---|---|---|---|---|---|---|---|---|
| June 26, 2024 | UG2G000544 | FRESNO, CA | II | 10 | 2 | — | Straight Truck Semi-trailer |
FORD BIG TEX |
1FDUF5GT1LED23344 16V1C2525M4068797 |
CA 04807C3 CA 4UH7177 |
| 383.23A2 | OOSOperating a CMV without a CDL | License-related: High | ||||||||
| 393.43D | OOSNo or defective automatic trailer brake | Brakes All Others | ||||||||
| 390.21TA | CMV not marked in accordance with regulations | |||||||||
| 390.21TB | Carrier name and/or USDOT Number not displayed as required | |||||||||
| 392.2RG | State vehicle registration or License Plate violation | |||||||||
| 392.2IN | State Insurance Violation | |||||||||
| 393.95A | No/discharged/unsecured fire extinguisher | Emergency Equipment | ||||||||
| 393.95F | Emergency Equipment - Stopped vehicle warning devices missing or improper | Emergency Equipment | ||||||||
| 392.2RG | State vehicle registration or License Plate violation | |||||||||
| 392.2WC | Wheel (Mud) Flaps missing or defective | Windshield/ Glass/ Markings | ||||||||
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Data sourced from FMCSA MCMIS via Socrata. Record last updated: September 27, 2026.
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