Fleet typeIdentity
Owner-operator
2 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 609043 · MC-342339 · Updated Jun 13, 2026
STILES ENVIRONMENTAL TESTING INC
2 power unitsROCKFORD, IL50/100
AUTHORITY STATUS UNKNOWNMC-342339 STATUS UNKNOWN
Observed fleet · trailing 24 mo daily
2Power units
Self-reported · MCS-150
—Trailers seen
None observed · 24 mo
—Avg age (yr)
Not yet decoded
Click to see how we scored it
Load decision · FMCSA snapshot · Jun 13, 2026
Limited record
Not enough federal record to assess. Verify authority and insurance directly.
Established 31 yearsUSDOT registration inactive
Watch · 4
USDOT registration inactiveThe USDOT record is flagged inactive — the carrier may not be authorized to operate.No active operating authorityNo active common, contract, or broker authority is on file for a for-hire carrier.No inspection history despite active fleetAn established carrier reporting 2 power units has no roadside inspections — a common shell/paper-carrier signal.MCS-150 census data outdatedThe biennial MCS-150 update is 22.3 years old; fleet/mileage figures may be unreliable.
In good standing · 1
USDOT registration3131 yr registered
Authority not on fileInsurance (BIPD)— unknown
No filing on recordVehicle OOS · 24-mo—
No inspections · 24 moCrashes · fatal00
No activity in windowVektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet age vs peersDecoding
—
Not yet decoded
Identity stabilityStable
31 yr unchanged
Same registration since 1995 — no chameleon / reincarnation signal.
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Verification summary
STILES ENVIRONMENTAL TESTING INC (USDOT 609043) is unrated by Vektor because the carrier's FMCSA record does not contain enough evidence for a safety score as of Jun 13, 2026.
The carrier has an unknown current for-hire authority status because no FMCSA L&I authority row is available as of Jun 13, 2026.
It has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available as of Jun 13, 2026.
The carrier received 0 roadside inspections in the last 24 months — 0 vehicle-level and 0 driver-level, according to FMCSA roadside-inspection data refreshed Jun 13, 2026.
The carrier has 0 reportable crashes in the last 24 months and 0 fatal crashes across the full FMCSA crash record available as of Jun 13, 2026.
It reports 2 power units and 3 drivers in its most recent MCS-150 filing dated Mar 9, 2004.
It has no FMCSA-assigned safety rating in the federal record refreshed Jun 13, 2026.
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Frequently asked
What is STILES ENVIRONMENTAL TESTING INC's USDOT number?
STILES ENVIRONMENTAL TESTING INC's USDOT number is 609043, and its motor carrier number is MC-342339.
Is STILES ENVIRONMENTAL TESTING INC authorized to operate?
As of Jun 13, 2026, STILES ENVIRONMENTAL TESTING INC is inactive in the FMCSA register.
How big is STILES ENVIRONMENTAL TESTING INC's fleet?
STILES ENVIRONMENTAL TESTING INC operates 2 power units and 3 drivers per its most recent MCS-150 filing.
Where is STILES ENVIRONMENTAL TESTING INC based?
STILES ENVIRONMENTAL TESTING INC is based in ROCKFORD, IL.
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