Carrier profile · USDOT 1908152 · Updated Jun 13, 2026
Keystone Granitewerks Inc
DBA THE GRANITE SHOP
5 power unitsLocal · 1 statesPIERCETON, IN50/100
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 registration email domain with other carriers
@graniteshop.biz — 2 carriers: USDOT 1581593
Shares a company officer with other carriers
robert d fryer — 2 carriers: USDOT 4337976
Capacity consistency· registered vs roadside-observed power units
Registered (MCS-150)55
Observed (24 mo)11
Registered capacity materially exceeds what is observed roadside — the MCS-150 may be stale or the fleet under-utilized.
Owner / group view· confidence: email domain + officer
Owner / group view
Affiliated authorities
Collapses 3 related authorities · joined by email domain + officer
- Authorities
- 3
- Combined power
- 12
- States
- 1
- Oldest authority
- Nov 30, 2006
- Active now
- 1
- KEYSTONE GRANITEWERKS INC· viewingUSDOT 19081525PU
- KEYSTONE GRANITEWERKS INCUSDOT 43379765PU
- THE GRANITE SHOP INCUSDOT 15815932PU
Affiliated entities· hover to preview