Carrier profile · USDOT 3644971 · Updated Jun 13, 2026
BLACK RIVER QUARRIES LLC
DBA QUIMBY MOUNTAIN STONE & VERMONT THINSTONE
1 power unitLocal · 2 statesSHARON, VT50/100
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
jason blackburn — 4 carriers: USDOT 2562184USDOT 2841874USDOT 3281100
Capacity consistency· registered vs roadside-observed power units
Registered (MCS-150)11
Observed (24 mo)11
Registered and roadside-observed capacity are broadly consistent.
Owner / group view· confidence: officer
Owner / group view
Affiliated authorities
Collapses 4 related authorities · joined by officer
- Authorities
- 4
- Combined power
- 4
- States
- 4
- Oldest authority
- Dec 2, 2014
- Active now
- 4
- BLACK RIVER QUARRIES LLC· viewingUSDOT 36449711PU
- DELTA ENTERPRISES LLCUSDOT 32811001PU
- BLACKBURN FARMSUSDOT 28418741PU
- JASON DELANEY BLACKBURNUSDOT 25621841PU
Affiliated entities· hover to preview