Carrier profile · USDOT 3274368 · MC-1039209 · Updated Jun 13, 2026

TRANSPORTATION COURIER LOGISTICS LLC

DBA GRINDSTONE TRANSPORT

2 power unitsavg 4.3 yrRegional · 4 statesDUBLIN, TX88/100
CARRIER ACTIVEMC-1039209 ACTIVE
Verified linksmail.comFMCSA SAFER

Network & Fraud

Reincarnation chains, shared-VIN links, common domains and officers, and owner-group affiliations — the chameleon / double-broker signals that name-and-USDOT lookups miss.

No shared-VIN flow in the last 12 months

None of this carrier's trucks were inspected under another USDOT in the last 12 months — any shared equipment is historical, not active.
Show all-time history (1 truck · 1 carriers)
Across all inspections on record: USDOT 3764584

Shares a company officer with other carriers

jennifer martinez — 11 carriers: USDOT 3262833USDOT 3298588USDOT 3315736USDOT 3347895USDOT 3468352USDOT 3572307USDOT 3990291USDOT 4049188

Capacity consistency· registered vs roadside-observed power units

Registered (MCS-150)2
Observed (24 mo)1
Shared w/ other carriers1

Registered capacity materially exceeds what is observed roadside — the MCS-150 may be stale or the fleet under-utilized.

Shared-VIN cross-links· units inspected under more than one USDOT

VINCarriersInspectionsFirst seenLast seen
4ZEGH4023P129067123Jul 12, 2023Oct 1, 2024

Owner / group view· confidence: officer

Owner / group view

Affiliated authorities

Collapses 11 related authorities · joined by officer

Authorities
11
Combined power
15
States
6
Oldest authority
Mar 22, 2019
Active now
10

Affiliated entities· hover to preview

NORMA L MARTINEZMJN TOWING LLCJENNY'S XPERT TOWING INCPRESTIGE HEAVYWEIGHT TRANSPORTATION LLCNEXUS TRANSPORTATION GROUP INCPOWER WHEELS LLCCOMPLETE TRANSPORT LLCICON FREIGHT SOLUTIONS INC