Carrier profile · USDOT 375956 · Updated Jun 26, 2026

SENTRY SUPPLY CO INC

DBA SUPERIOR SUPPLY & STEEL

26 power unitsavg 9.8 yrLocal · 2 statesSULPHUR, LA88/100
AUTHORITY STATUS UNKNOWNRATED SATISFACTORY
Verified linkssupstl.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.

Shares a registration email domain with other carriers

@supstl.com4 carriers: USDOT 243874USDOT 1705973USDOT 1705982

Capacity consistency· registered vs roadside-observed power units

Registered (MCS-150)26
Observed (24 mo)9

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

Owner / group view

Affiliated authorities

Collapses 4 related authorities · joined by email domain

Authorities
4
Combined power
66
States
1
Oldest authority
Mar 20, 1984
Active now
1

Affiliated entities· hover to preview