Carrier profile · USDOT 336456 · Updated Jun 13, 2026
Mason City Iron & Metal Co Inc
1 power unitMASON CITY, IA50/100
AUTHORITY STATUS UNKNOWN
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
@altertrading.com — 7 carriers: USDOT 2497USDOT 46961USDOT 133974USDOT 420791USDOT 2578610USDOT 3889576
Owner / group view· confidence: email domain
Owner / group view
Affiliated authorities
Collapses 7 related authorities · joined by email domain
- Authorities
- 7
- Combined power
- 432
- States
- 2
- Oldest authority
- Jun 1, 1974
- Active now
- 4
- MASON CITY IRON & METAL CO INC· viewingUSDOT 3364561PU
- ALTER TRADING CORPORATIONUSDOT 420791392PU
- MILLER COMPRESSING COMPANYUSDOT 13397428PU
- ALTER TRUCKING AND TERMINAL CORPORATIONUSDOT 24975PU
- WRENCH-N-GO INCUSDOT 25786103PU
- GGI MOTORS LLCUSDOT 38895762PU
- SAMUELS RECYCLING TRANSPORT LLCUSDOT 469611PU