Carrier profile · USDOT 295779 · Updated Jun 13, 2026
SULAM CORP
DBA TRI STATE PAVING SERVICE
8 power unitsRegional · 3 statesDUBUQUE, 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 company officer with other carriers
jeffrey d spahn — 2 carriers: USDOT 1635305
Capacity consistency· registered vs roadside-observed power units
Registered (MCS-150)88
Observed (24 mo)22
Registered capacity materially exceeds what is observed roadside — the MCS-150 may be stale or the fleet under-utilized.
Owner / group view· confidence: officer
Owner / group view
Affiliated authorities
Collapses 2 related authorities · joined by officer
- Authorities
- 2
- Combined power
- 9
- States
- 1
- Oldest authority
- Jun 17, 1987
- Active now
- 1
- SULAM CORP· viewingUSDOT 2957798PU
- SULAM CORPUSDOT 16353051PU
Affiliated entities· hover to preview