Carrier profile · USDOT 368781 · Updated Jun 13, 2026
S&R CORPORATION
20 power unitsRegional · 3 statesLOWELL, MA50/100
AUTHORITY STATUS UNKNOWNHAZMAT
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
@sandrcorp.com — 3 carriers: USDOT 2961360USDOT 4372899
Shares a company officer with other carriers
roger ploof — 3 carriers: USDOT 748714USDOT 2961360
Capacity consistency· registered vs roadside-observed power units
Registered (MCS-150)2020
Observed (24 mo)33
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 4 related authorities · joined by email domain + officer
- Authorities
- 4
- Combined power
- 47
- States
- 2
- Oldest authority
- Oct 4, 1989
- Active now
- 3
- S&R CORPORATION· viewingUSDOT 36878120PU
- BOSTON CONCRETE CORPORATIONUSDOT 296136023PU
- S&R LEASING LLCUSDOT 43728992PU
- SENTRY CONTRACTING CORPUSDOT 7487142PU
Affiliated entities· hover to preview