Carrier profile · USDOT 269871 · Updated Jun 13, 2026

Guaranteed Supply Company

45 power unitsavg 7.9 yrRegional · 3 statesGREENSBORO, NC88/100
AUTHORITY STATUS UNKNOWNRATED SATISFACTORY
Verified linksgscnc.comFMCSA SAFER

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 15.4%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 — 39 vehicle and 84 driver inspections over 24 months.

Vehicle OOS rate· vehicle OOS · vehicle-level inspections · 6-month trailing

27.3% · latest 6-mo window▼ Falling

Share of vehicle-level roadside inspections in each trailing six-month window that resulted in a vehicle out-of-service order. Trending down 10.7 pts across the window. The national vehicle benchmark uses the same metric and is shown on the chart.

Roadside inspection history· 24 charted calendar months · vehicle / driver level · any-OOS overlay

84 inspections in the charted months · busiest month Mar '25 · 6

Vehicle-levelDriver-levelAny OOS

Monthly FMCSA roadside inspections across the 24 charted calendar months. Bars show level-qualified vehicle and driver populations; one inspection can qualify for both. The line shows inspections with any out-of-service result.

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
0.9 / unit·yr
thin signalabundant signal
Within the expected band for a 45-unit fleet — FMCSA has inspected this carrier often enough that the out-of-service and violation signals above are statistically trustworthy.
Registered power units
45
Inspections · 24 mo
84
Annualized
42 / yr
Coverage
0.9 inspections / unit · yr

BASIC categories· CSA SMS · Aug 2026

31%
Unsafe Driving
Vektor peer est.
Hours-of-Service
.01measure
SMS · per-BASIC
5%
Driver Fitness
Vektor peer est.
Controlled Substances
0violations
clean · per-BASIC
26%
Vehicle Maintenance
Vektor peer est.

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.

  • 393.9 Inoperative required lampsVehicle Maintenance7 · 1 OOS
  • 392.2 State/local traffic law violation (speeding, etc.)Unsafe Driving6 · 0 OOS
  • 393.75 Tires (defective / underinflated / worn)Vehicle Maintenance5 · 5 OOS
  • 393.110 Cargo securement — number of tiedownsVehicle Maintenance2 · 2 OOS
  • 393.23 Parts & accessories (vehicle condition)Vehicle Maintenance1 · 1 OOS
  • 393.25 Lighting device requirementsVehicle Maintenance1 · 0 OOS
  • 393.45 Brake tubing / hose defectsVehicle Maintenance1 · 0 OOS
  • 393.47 Brake actuators / linings / componentsVehicle Maintenance1 · 0 OOS
  • 393.53 Automatic brake adjusters / indicatorsVehicle Maintenance1 · 0 OOS
  • 393.60 Windshield / glazingVehicle Maintenance1 · 0 OOS

ELD & hours-of-service

2 hours-of-service / ELD violations on record · most recent Mar 5, 2025. FMCSA does not publish the ELD device brand; these are the carrier's logging-compliance signals.

2ELD device issues
0No log / no ELD
0False logs
0Drove over hours

Trending worse — 100% of ELD violations are in the last 24 months.

Crash history· 25 total · 4 in 24 mo

25
Total crashes
4
In last 24 mo
1
Fatal
11
Injury
YearCrashesFatalInjuryTow
20262002
20252002
20232002
20221011
20201001
20181011
20171001
20163123
20151011
20131010
20091011
20081011
20071011
20061011
20041011
20031001
19982002
19961001
19951001
DateStateFatalitiesInjuriesTow-away
Mar 24, 2026NC00Yes
Jan 16, 2026NC00Yes
Sep 11, 2025SC00Yes
Feb 17, 2025SC00Yes
Oct 25, 2023SC00Yes
Sep 18, 2023VA00Yes
Aug 2, 2022NC01Yes
Nov 20, 2020NC00Yes
Jun 8, 2018NC01Yes
Mar 13, 2017SC00Yes
Nov 8, 2016NC00Yes
Sep 9, 2016NC05Yes
Aug 1, 2016NC13Yes
Feb 5, 2015NC01Yes
Feb 13, 2013NC01No
Sep 4, 2009NC01Yes
Apr 22, 2008NC01Yes
Jul 23, 2007NC01Yes
May 3, 2006NC02Yes
Jun 18, 2004NC03Yes
Jul 28, 2003NC00Yes
Nov 19, 1998NC00Yes
Oct 27, 1998NC00Yes
Jun 28, 1996NC00Yes
Nov 22, 1995NC00Yes