Carrier profile · USDOT 2274678 · Updated Jun 13, 2026
Preferred Diagnostic Equipment Services
1 power unitCORONA, CA50/100
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
richard hollis — 6 carriers: USDOT 1328908USDOT 2177971USDOT 3172026USDOT 4034570USDOT 4570719
Owner / group view· confidence: officer
Owner / group view
Affiliated authorities
Collapses 6 related authorities · joined by officer
- Authorities
- 6
- Combined power
- 5
- States
- 4
- Oldest authority
- Feb 3, 2005
- Active now
- 4
- PREFERRED DIAGNOSTIC EQUIPMENT SERVICES· viewingUSDOT 22746781PU
- HOLLIS CLASSIC CARRIERS LLCUSDOT 21779711PU
- R&M HOLLIS CARRIERS LLCUSDOT 45707191PU
- RICHARD HOLLIS TRUCKING LLCUSDOT 13289081PU
- DEMAR TRANSPORT SERVICE LLCUSDOT 31720261PU
- ADD LOGISTICS LLCUSDOT 40345700PU
Affiliated entities· hover to preview