Carrier profile · USDOT 1413572 · Updated Jun 13, 2026

DIAMA-SHIELD

27 power unitsavg 5.8 yrNational · 20 statesTROY, MI82/100
AUTHORITY STATUS UNKNOWNRATED CONDITIONAL
Verified linksdiamashield.comFMCSA SAFER

Operations & Lanes

Where this carrier actually runs, revealed by roadside-inspection geography over the last 24 months — not where they claim to operate, shown as state-level inspection density.

Operating footprint· revealed by roadside-inspection geography

Operating radiusNational
revealed
States observed20
US states
Inspections · 24 mo28
CA busiest

Inspection density by state· each tile = a state · shade = inspections, last 24 mo

Home base
TROY, MI
1200 PIEDMONT
Top corridor
CA ⇄ MI
CA 4 · OR 2 · WV 2
Density
fewermore
Shade = roadside inspections, last 24 mo.

State activity ranking· all 20 states · trailing 24 mo

Roadside inspections by state · DIAMA-SHIELD · trailing 24 months
StateCoverageInspections
CACalifornia4
OROregon2
WVWest Virginia2
NYNew York2
NMNew Mexico2
IAIowa2
WIWisconsin1
PAPennsylvania1
MDMaryland1
MTMontana1
ILIllinois1
NJNew Jersey1
MIMichiganHQ1
ALAlabama1
COColorado1
TXTexas1
KYKentucky1
INIndiana1
FLFlorida1
CTConnecticut1