Carrier profile · USDOT 338849 · Updated Jun 13, 2026
R & M WELDING SUPPLY CO INC
DBA PENNSYLVANIA WELDING SUPPLY CO
3 power unitsFEASTERVILLE-TREVOSE, PA50/100
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
@sjwelding.com — 2 carriers: USDOT 332773
Shares a company officer with other carriers
matthew thornton — 7 carriers: USDOT 534802USDOT 1007181USDOT 2279608USDOT 3286411USDOT 3371414USDOT 4048859
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
- 26
- States
- 7
- Oldest authority
- Nov 18, 1988
- Active now
- 7
- R & M WELDING SUPPLY CO INC· viewingUSDOT 3388493PU
- THORNTON ENTERPRISES INCUSDOT 33277311PU
- MATTHEW THORNTONUSDOT 10071815PU
- THORNTON LANDSCAPE INCUSDOT 33714143PU
- THORNTON INDUSTRIES INCUSDOT 5348021PU
- LDB OF AMERICAUSDOT 22796081PU
- AIR FREIGHT ONE LLCUSDOT 32864111PU
- IMPERIAL OPERATIONS LLCUSDOT 40488591PU
Affiliated entities· hover to preview