Carrier profile · USDOT 547568 · Updated Jun 13, 2026

SIOUX FALLS KENWORTH INC

1 power unitRegional · 3 statesSIOUX FALLS, SD50/100

AUTHORITY STATUS UNKNOWNRATED SATISFACTORY

Observed fleet · trailing 24 mo daily

1Power units

3 observed · MCS-150

—Trailers seen

None observed · 24 mo

11.7Avg age (yr)

2005–2026 · vPIC

Call dispatch(605) 332-7112 Email dispatchASHLIE.SERBOUSEK@NATTINC.COM

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 33 yearsDriver out-of-service rate well above average

Watch · 2

Driver out-of-service rate well above average33.3% of driver inspections were placed out of service vs the 6.7% national average.Not enough inspection history to rate3 federal roadside inspections in the last 24 months. FMCSA itself will not score a carrier's vehicle or driver record on fewer than 5, and neither will we — verify authority, insurance and references directly before tendering.

In good standing · 1

Established 33 yearsOperating authority has been on file since 1994.

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo100.0%

Crashes · fatal

Clean · 24 mo

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo100.0%

Crashes · fatal

Clean · 24 mo

Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots

Fleet typeIdentity

Owner-operator

1 power unit. Brokers price each fleet type apart.

Fleet age vs peersDecoding

—

Not yet decoded

Identity stabilityStable

32 yr unchanged

Same registration since 1994 — no chameleon / reincarnation signal.

Safety

3 inspections · 24 mo

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

Vehicle OOS 100.0%24-mo cumulative

050%

Driver OOS 33.3%24-mo cumulative

030%nat'l 6.67%

Every inspection in the window pooled — 1 vehicle and 3 driver inspections over 24 months.

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

3 inspections in the charted months · busiest month Sep '24 · 1

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

≈1.5 / 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: 3
Annualized: ≈2 / yr
Coverage: ≈1.5 inspections / unit · yr

Violation themes· decoded · grouped by BASIC

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

393.95 Emergency equipment (extinguisher, triangles)Vehicle Maintenance2 · 0 OOS
395.8 Record of duty status (log / ELD) not current or missingHOS Compliance2 · 0 OOS
392.2 State/local traffic law violation (speeding, etc.)Unsafe Driving1 · 0 OOS
393.48 Brakes inoperativeVehicle Maintenance1 · 1 OOS
390.21 USDOT number marking on vehicleUnsafe Driving1 · 0 OOS
393.9 Inoperative required lampsVehicle Maintenance1 · 0 OOS
393.75 Tires (defective / underinflated / worn)Vehicle Maintenance1 · 1 OOS
391.41 No / expired medical certificateDriver Fitness1 · 1 OOS

Explore full safety record — inspections, BASICs, crashes

Authority & insurance

Can they legally + adequately haul your load?

Insurance continuity· insurer · policy · lapses

No insurance filing history on record.

This timeline is the FMCSA filing history, and it ends at the most recent superseded filing — current policy status is not tracked here. Request a certificate of insurance to confirm active coverage before tendering.

Explore full authority & insurance record

Equipment & fleet

VIN-decoded · NHTSA vPIC

Capacity· power units = haulable capacity; trailers are towed

Registered power units (MCS-150): 1
Observed power (24 mo): 3
Trailers (towed): 0

Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.

Explore full fleet — VIN roster, equipment mix, age distribution

Operations & lanes

Revealed by inspection density across 3 states · 24 mo

Operating footprint· revealed by roadside-inspection geography

Operating radiusRegional

revealed

States observed

US states

Inspections · 24 mo

NV busiest

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

Home base

SIOUX FALLS, SD

4500 N CLIFF AVENUE

Top corridor

NV ⇄ SD

NV 1 · NE 1 · SD 1

Density

fewermore

Shade = roadside inspections, last 24 mo.

See the full operating map — state density, top lanes

Network & fraud

Affiliated entities & reincarnation signals · for review, not a verdict

Shares a registration email domain with other carriers

@nattinc.com — 9 carriers: USDOT 459268 USDOT 585634 USDOT 1047667 USDOT 1689186 USDOT 1751052 USDOT 2091560 USDOT 3435585 USDOT 4448561

Shares a company officer with other carriers

william r rush — 5 carriers: USDOT 459268 USDOT 549331 USDOT 744105 USDOT 819861

Capacity consistency· registered vs roadside-observed power units

Registered (MCS-150)

Observed (24 mo)

Roadside-observed power units materially exceed the registered MCS-150 fleet — confirm the carrier is operating within its filed capacity.

Explore the carrier network & VIN cross-links

Identity & contact

FMCSA census + L&I dossier

Location

Physical address: 4500 N CLIFF AVENUE, SIOUX FALLS, SD, 57104
Operation: Interstate

Contact

Phone: (605) 332-7112
Fax: (605) 332-8940
Email: ashlie.serbousek@nattinc.com
Web domain: nattinc.com

Registration

Officers: William R Rush · Michael J Rush
USDOT / docket: 547568
First registered: Jan 10, 1994
Last MCS-150: Oct 7, 2024 · 20,000 mi (2023)
FMCSA safety rating: Satisfactory · Jul 6, 2004
D-U-N-S: —

Fleet (self-reported · MCS-150)

Power units

Drivers

CDL drivers

20,000

Annual mileage

Open the full identity & federal record

Federal activity

Daily-captured FMCSA licensing & insurance changes — monitored by Vektor

Federal record activity· monitored daily by Vektor

No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.

Open the full federal-record activity feed

Reviews

Verified broker, shipper & driver reviews — moderated

Performance ratings only — never the Vektor risk score

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Verification summaryAuthority, insurance, safety and identity facts for SIOUX FALLS KENWORTH INC.

SIOUX FALLS KENWORTH INC (USDOT 547568) 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.

Its vehicle out-of-service rate was 100.0% over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data refreshed Jun 13, 2026.

The carrier received 3 roadside inspections in the last 24 months — 1 vehicle-level and 3 driver-level — across 3 states, 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 1 power unit and 5 drivers in its most recent MCS-150 filing dated Oct 7, 2024.

It has an FMCSA safety rating of Satisfactory assigned Jul 6, 2004 in the federal record refreshed Jun 13, 2026.

Frequently asked

What is SIOUX FALLS KENWORTH INC's USDOT number?

SIOUX FALLS KENWORTH INC's USDOT number is 547568.

Is SIOUX FALLS KENWORTH INC authorized to operate?

As of Jun 13, 2026, SIOUX FALLS KENWORTH INC is active in the FMCSA register.

What is SIOUX FALLS KENWORTH INC's safety record?

SIOUX FALLS KENWORTH INC has a 100.0% vehicle out-of-service rate (national average 22.26%) across 5 roadside inspections, with 0 reportable crashes in the last 24 months, and an FMCSA "Satisfactory" safety rating. Vektor does not assign this carrier a safety score: 3 federal roadside inspections in the last 24 months. FMCSA itself will not score a carrier's vehicle or driver record on fewer than 5, and neither will we — verify authority, insurance and references directly before tendering.