FMCSA Carrier Profile
ALEXANDER E DIAZ
DBA: Jema Trucking
Houston, TX
Active
No Safety Rating
Authority
No Active Authority
Common carrier
Insurance
Not Found
No coverage amount on file
Safety
Not Rated
60.0% OOS · 6 inspections on record
Flags · 1
Elevated Out-of-Service Rate
60.0% of this carrier's roadside inspections in the last 24 months ended in an out-of-service order — higher than 88% of carriers with a comparable number of inspections. This is a CarrierChk calculation from FMCSA inspection records, not an FMCSA rating.
Vetting notes
- Active FMCSA registration, but no active for-hire operating authority on record
- No active insurance filing found on record
- Vehicle out-of-service rate 100.0% — above the 20.7% national average
- 6 FMCSA inspections on record
FMCSA Registration
DOT Number
2331609
Operating Status
Active
Safety Rating
Not Rated
MCS-150 Filed
October 1, 2025
FMCSA Registration
August 7, 2012
Annual Mileage
100,000 mi (2024)
Contact Information
Location
Houston, TX
Email
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Out-of-Service Rate
60.0% of inspections ended in an out-of-service order
5 inspections in 24 months
Vehicle OOS Rate
60.0%
Ranks in the 88th percentile among carriers with 5–9 inspections — lower is better. CarrierChk calculation from FMCSA roadside inspection records, not an FMCSA score.
Safety & Inspection Summary
Total Inspections
6
Driver Inspections
Vehicle Inspections
6
Total OOS Orders
6
Violations by Category
Vehicle Maintenance29
Unsafe Driving0
Hours of Service0
OOS Rates vs. National Average
Vehicle OOS Rate100.0% · national avg 20.7%
⚠ Above national average (79.3pp higher)
Inspection Trend by Year
2026
2025
2024
Inspection Records (6)
| Date | State | Level | Vehicle | Viol. | Status |
|---|---|---|---|---|---|
| July 7, 2026 | TX | Level II — Walk-Around | KW · 1XKDDU9X48J199805 | 6 | 2 OOS |
| May 19, 2026 | TX | Level II — Walk-Around | KW · 1XKDDU9X48J199805 | 5 | 1 OOS |
| October 7, 2025 | TX | Level II — Walk-Around | KW · 1XKDDU9X48J199805 | 4 | Passed |
| November 7, 2024 | TX | Level II — Walk-Around | KW · 1XKDDU9X48J199805 | 4 | 1 OOS |
| September 25, 2024 | TX | Level II — Walk-Around | KW · 1XKDDU9X48J199805 | 5 | Passed |
| March 27, 2024 | TX | Level II — Walk-Around | — | 5 | 2 OOS |
Where This Carrier Operates
States where this carrier's roadside inspections were recorded
FewerMore
TX6
Fleet & Equipment (2)
Vehicles identified in this carrier's inspection history. Year, make, model and equipment type are decoded from the VIN.
Observed
Reported
Power units
~1
1
Trailers
~1
—
11.0yr
Avg age · 2 units
100K
Annual miles · 2024 · self-reported
Equipment types observed
Tractor
1 · 50%
Trailer (type not listed)
1 · 50%
Units on record
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2022 Dragon Esp | Trailer (type not listed) | 1UNSH3421ND190226 | 5 | 3 |
| 2008 Kenworth T8 Series | Tractor | 1XKDDU9X48J199805 | 5 | 3 |
A vehicle appearing here was recorded in an inspection — it is not proof the carrier still operates it today.
Other Carriers in Houston, TX
Data sourced from FMCSA MCMIS via Socrata. Last updated: August 25, 2026.
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