Carrier profile · USDOT 3224757 · MC-1040100 · Updated Sep 6, 2026
Cal Rock Products LLC
8 power unitsavg 1.5 yrLocal · 1 statesHOLLISTER, CA50/100
CARRIER ACTIVEMC-1040100 ACTIVE
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
david paul grimsley — 2 carriers: USDOT 3286768
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
- 10
- States
- 1
- Oldest authority
- Dec 20, 2018
- Active now
- 1
- CAL ROCK PRODUCTS LLC· viewingUSDOT 32247578PU
- CAL ROCK PRODUCTS LLCUSDOT 32867682PU
Affiliated entities· hover to preview