Carrier profile · USDOT 441104 · Updated Jun 13, 2026
GRP & ASSOCIATES INC
7 power unitsavg 5.2 yrRegional · 6 statesMASON CITY, IA100/100
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
dustin brown — 17 carriers: USDOT 976121USDOT 1345567USDOT 2181433USDOT 2289043USDOT 2307124USDOT 2320874USDOT 2412687USDOT 2586333
Capacity consistency· registered vs roadside-observed power units
Registered (MCS-150)77
Observed (24 mo)88
Registered and roadside-observed capacity are broadly consistent.
Owner / group view· confidence: officer
Owner / group view
Affiliated authorities
Collapses 17 related authorities · joined by officer
- Authorities
- 17
- Combined power
- 35
- States
- 16
- Oldest authority
- Mar 28, 1991
- Active now
- 10
- GRP & ASSOCIATES INC· viewingUSDOT 4411047PU
- BROWN BROTHERS INCUSDOT 13455676PU
- REGAL MFG LLCUSDOT 45087153PU
- BROWNS EXCAVATINGUSDOT 25863333PU
- DK BROWN FARMS LLCUSDOT 39552962PU
- DUSTIN P BROWNUSDOT 9761212PU
- COAST 2 COAST CDL TRAINING LLCUSDOT 22890432PU
- B & B TREE SERVICEUSDOT 44105932PU
- APEX TRUCKING LLCUSDOT 34104141PU
- RIVER VALLEY MEDICAL WASTE DISPOSALUSDOT 31607951PU
- DUSTIN BROWNUSDOT 24126871PU
- NOTIONS MARKETING CORPUSDOT 23071241PU
- DB FIBER LLCUSDOT 40736531PU
- D & A TRANSPORT LLCUSDOT 29563531PU
- BROWN TRUCK AND EQUIPMENT SALES LLCUSDOT 23208741PU
- BUCKSKIN SERVICES LLCUSDOT 39966511PU
- PALMETTO LAWN MAINTENANCEUSDOT 21814330PU
Affiliated entities· hover to preview