Carrier profile · USDOT 44035 · MC-144606 · Updated Aug 20, 2026
Duncan & Son Lines Inc
259 power unitsavg 4.7 yrNational · 21 statesBUCKEYE, AZ88/100
CARRIER ACTIVEMC-144606 ACTIVERATED SATISFACTORYHAZMAT
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.
Last 12 months: 60 trucks also ran under 32 other carriers
VINs inspected under this carrier were recently inspected under other USDOTs too — the active double-broker / shared-equipment signal: USDOT 711125USDOT 1836332USDOT 3187957USDOT 2262307USDOT 3361069USDOT 3067898USDOT 3466597USDOT 4108021Some overlap is legitimate (leased or sold equipment); review alongside the other signals.
Show all-time history (99 trucks · 70 carriers)
Across all inspections on record: USDOT 692175USDOT 1969810USDOT 2564880USDOT 2877273USDOT 3187957USDOT 1836332USDOT 2262307USDOT 2877250
Shares a registration email domain with other carriers
@duncantruckingltd.com — 4 carriers: USDOT 2981198USDOT 4125375USDOT 4184471
Shares a company officer with other carriers
julie smith — 17 carriers: USDOT 596306USDOT 1046583USDOT 1049348USDOT 1150945USDOT 1192045USDOT 1466249USDOT 1530547USDOT 2206527
Capacity consistency· registered vs roadside-observed power units
Registered (MCS-150)259259
Observed (24 mo)219219
Shared w/ other carriers100100
Registered and roadside-observed capacity are broadly consistent.
Shared-VIN cross-links· units inspected under more than one USDOT
Showing the 40 most cross-linked of 100 shared VINs.
Owner / group view· confidence: email domain + officer
Owner / group view
Affiliated authorities
Collapses 19 related authorities · joined by email domain + officer
- Authorities
- 19
- Combined power
- 448
- States
- 16
- Oldest authority
- Jun 1, 1974
- Active now
- 13
- DUNCAN & SON LINES INC· viewingUSDOT 44035259PU
- 4 GEN LOGISTICS LLCUSDOT 298119887PU
- COMPLETE 380 LLCUSDOT 418447125PU
- DSL TANKER LLCUSDOT 412537518PU
- FIBERTEC INCUSDOT 104658313PU
- KINGS PARK CONTRACTING INCUSDOT 146624911PU
- AJ WOOD CONSTRUCTION INCUSDOT 440296310PU
- MID-STATE SEEDS LLCUSDOT 24475016PU
- C AND S CRANE SERVICE INCUSDOT 11920454PU
- THE RUSTY PISTON INCUSDOT 38026393PU
- CENVEOUSDOT 5963063PU
- GEORGIA JUSTICE PROJECTUSDOT 11509452PU
- SINK FARM EQUIPMENT INCUSDOT 34119301PU
- SIX K TRANSPORTATION LLCUSDOT 10493481PU
- JULIE SMITHUSDOT 33755861PU
- MAZZANT PAINTING & DISASTER RESTORATION INCUSDOT 29357081PU
- JJS FARMS LLCUSDOT 43233541PU
- TRAILER DEPOT LEASING LLCUSDOT 22065271PU
- JULIE SMITHUSDOT 15305471PU