Carrier profile · USDOT 440316 · Updated Jun 13, 2026
SIOUX FERTILIZER INC
DBA SIOUX FERTILIZER
16 power unitsHAWARDEN, IA50/100
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 company officer with other carriers
john dunlap — 10 carriers: USDOT 446068USDOT 1280274USDOT 1371963USDOT 1375081USDOT 2260972USDOT 3049336USDOT 3182124USDOT 3294533
Owner / group view· confidence: officer
Owner / group view
Affiliated authorities
Collapses 10 related authorities · joined by officer
- Authorities
- 10
- Combined power
- 30
- States
- 8
- Oldest authority
- Mar 21, 1991
- Active now
- 5
- SIOUX FERTILIZER INC· viewingUSDOT 44031616PU
- JDH SELECT SERVICES LLCUSDOT 12802743PU
- GREEN STAR SERVICES INCUSDOT 13719632PU
- THOMASVILLE TRADITIONS INCUSDOT 4460682PU
- JOHN DUNLAP FARMUSDOT 30493362PU
- JOHN DUNLAPUSDOT 22609721PU
- DUNLAP FAMILY AUTOS INCUSDOT 35947371PU
- LAWNS & LANDSCAPING BY DENIS INCUSDOT 13750811PU
- J&D FARMUSDOT 31821241PU
- ONE FEATHER TRUCKING LLCUSDOT 32945331PU