Carrier profile · USDOT 157345 · Updated Jun 21, 2026

NATIONAL GRID SERVICE CO INC

DBA NATIONAL GRID

235 power unitsavg 7.3 yrRegional · 4 statesWALTHAM, MA87/100
AUTHORITY STATUS UNKNOWNRATED SATISFACTORYHAZMAT

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.

Shares a registration email domain with other carriers

Shares a company officer with other carriers

amanda downey2 carriers: USDOT 219186

Capacity consistency· registered vs roadside-observed power units

Registered (MCS-150)235
Observed (24 mo)11

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

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
2,214
States
2
Oldest authority
Jun 1, 1974
Active now
7