Carrier profile · USDOT 348454 · MC-538273 · Updated Jun 13, 2026
PORT SERVICE LLC
DBA ENSTRUCTURE NEW HAVEN
29 power unitsavg 7.1 yrRegional · 4 statesNEW HAVEN, CT75/100
CARRIER ACTIVEMC-538273 ACTIVERATED SATISFACTORY
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 3836236
Shares a registration email domain with other carriers
@enstructure.com — 7 carriers: USDOT 96572USDOT 641180USDOT 2786278USDOT 2798877USDOT 4035958USDOT 4069640
Shares a company officer with other carriers
bob ober — 2 carriers: USDOT 3590693
Capacity consistency· registered vs roadside-observed power units
Registered (MCS-150)2929
Observed (24 mo)1313
Shared w/ other carriers11
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
| VIN | Carriers | Inspections | First seen | Last seen |
|---|---|---|---|---|
| 3AKJHLDRXNSNS5674 | 2 | 4 | Jan 12, 2024 | Dec 5, 2025 |
Owner / group view· confidence: email domain + officer
Owner / group view
Affiliated authorities
Collapses 8 related authorities · joined by email domain + officer
- Authorities
- 8
- Combined power
- 184
- States
- 5
- Oldest authority
- Jun 1, 1974
- Active now
- 7
- PORT SERVICE LLC· viewingUSDOT 34845429PU
- ENSTRUCTURE RICHARDSON I LLCUSDOT 403595863PU
- JIMMY T WOOD LLCUSDOT 9657243PU
- PORT SERVICE LLCUSDOT 359069326PU
- CD TERMINAL LLCUSDOT 64118023PU
- PORT CONTRACTORS LLCUSDOT 27862780PU
- NORTH MEMPHIS LOGISTICS LLCUSDOT 27988770PU
- ENSTRUCTURE GULF COAST LOGISTICS LLCUSDOT 40696400PU