Carrier profile · USDOT 903050 · MC-458405 · Updated Jun 13, 2026

MARK BROWN

DBA MARK BROWN ENTERPRISES

1 power unitsLocal · 2 statesROUNDUP, MT50/100
CARRIER ACTIVEMC-458405 ACTIVERATED CONDITIONALHAZMAT
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Safety

Roadside out-of-service rates versus the national benchmark, inspection and crash trends, decoded violation themes, and ELD / hours-of-service integrity — the full safety picture behind the verdict.

Out-of-service rate· 24-mo cumulative · vs national

Vehicle OOS 100.0%24-mo cumulative
050%nat'l 22.26%
Driver OOS 0.0%24-mo cumulative
030%nat'l 6.67%

Every inspection in the window pooled — 1 vehicle and 2 driver inspections over 24 months.

Roadside inspection history· 24-mo monthly · vehicle / driver level · any-OOS overlay

No roadside inspections on the FMCSA record in this window

Inspection coverage· expected vs observed · the fraud signal

Inspection coverage

How heavily FMCSA inspects this fleet for its size — it tells you how much to trust the safety signals above. Thin coverage on a young authority is a fraud signal nobody else surfaces.

Well-monitored
Under-inspected
Expected
Well-monitored
Heavily inspected
≈1.0 / unit·yr
thin signalabundant signal
Within the expected band for a 1-unit fleet — FMCSA has inspected this carrier often enough that the out-of-service and violation signals above are statistically trustworthy.
Registered power units
1
Inspections · 24 mo
2
Annualized
≈1 / yr
Coverage
≈1.0 inspections / unit · yr

BASIC categories· CSA SMS · 2026-07-01

Unsafe Driving
0violations
clean · per-BASIC
Hours-of-Service
0violations
clean · per-BASIC
Driver Fitness
0violations
clean · per-BASIC
Controlled Substances
0violations
clean · per-BASIC
Vehicle Maintenance
19measure
SMS · per-BASIC

Percentile = standing among same-exposure peers (higher = worse). FMCSA publishes percentiles for only some carriers (shown official); elsewhere we show a Vektor peer-percentile estimate, or the absolute SMS measure when there are too few inspections to rank.

Violation themes· decoded · grouped by BASIC

What this carrier actually gets cited for — FMCSA violation codes decoded into plain English, ranked by frequency.

  • 395.8 Record of duty status (log / ELD) not current or missingHOS Compliance4 · 0 OOS
  • 393.45 Brake tubing / hose defectsVehicle Maintenance2 · 1 OOS
  • 396.17 Periodic (annual) inspectionVehicle Maintenance2 · 0 OOS
  • 393.11 Required lamps/reflectors missingVehicle Maintenance1 · 0 OOS
  • 393.95 Emergency equipment (extinguisher, triangles)Vehicle Maintenance1 · 0 OOS

ELD & hours-of-service

4 hours-of-service / ELD violations on record · most recent Mar 27, 2026. FMCSA does not publish the ELD device brand; these are the carrier's logging-compliance signals.

0ELD device issues
0No log / no ELD
0False logs
0Drove over hours

Crash history· 5 total · 0 in 24 mo

5
Total crashes
0
In last 24 mo
0
Fatal
3
Injury
YearCrashesFatalInjuryTow
20231011
20211011
20191001
20111001
20061011
DateStateFatalitiesInjuriesTow-away
Jun 26, 2023ID01Yes
Sep 18, 2021TX02Yes
Aug 29, 2019TX00Yes
Jun 13, 2011CO00Yes
Jul 14, 2006MT02Yes