SLADEN D MARKHAM LLC CO
AUTHORIZEDUSDOT
3044432
MC Number
N/A
Fleet Size
7
Total Drivers
7
FMCSA-derived snapshot updated: September 27, 2026. This is not a real-time record; verify critical authority, insurance and safety details directly with FMCSA.
Broker verification report
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Safety overview
SLADEN D MARKHAM LLC CO is a small interstate motor carrier based in WASHINGTON, Utah, operating 7 power units with 7 drivers. CarrierOwl is currently validating BASIC percentile display against the official FMCSA SMS portal; use the inspection, out-of-service, crash, authority, and insurance data below as the primary public safety indicators on this page. Their driver out-of-service rate of 0.0% comes in under the 6.7% national average. The current imported FMCSA crash snapshot returned no matching crash rows for this carrier; this is not proof that no crash occurred. FMCSA records show 1 inspection for this carrier.
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BASIC scores
Under reviewCarrierOwl is validating BASIC percentile calculations against the official FMCSA SMS portal. Until that review is complete, use FMCSA directly for current BASIC percentiles and use the inspection, out-of-service, crash, authority, and insurance data on this page as supporting indicators.
BASIC percentile display is temporarily paused while we validate CarrierOwl's methodology against the official FMCSA SMS portal.
Out-of-service rates vs. national average
An out-of-service order means the driver or vehicle was pulled from operation during a roadside inspection.
For reference, the average driver OOS rate in Utah is 12.1% and the average vehicle OOS rate is 34.4% across 23,645 carriers.
Company details
- Entity Type
- N/A
- Carrier Operation
- Interstate
- Operation Classification
- Private (Property)
- Cargo Carried
- N
- Hazmat
- No
- Safety Rating Date
- N/A
Inspections
1
Total
50%
Driver %
Insurance on file
CarrierOwl's current public FMCSA filing snapshot returned no matching insurance rows. This does not prove that no private coverage exists; verify current requirements and filings directly with FMCSA and the carrier.
Crash history
0
Total Crashes
Similar carriers in Utah
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Frequently asked questions
Is SLADEN D MARKHAM LLC CO authorized to operate?
CarrierOwl's FMCSA-derived snapshot for SLADEN D MARKHAM LLC CO (USDOT #3044432) shows "AUTHORIZED" status. The snapshot lists them as an interstate carrier. Verify the current official record with FMCSA before booking a load.
What is SLADEN D MARKHAM LLC CO's safety record?
SLADEN D MARKHAM LLC CO has 1 inspection in CarrierOwl's current imported snapshot; the snapshot returned no matching crash rows. They do not show a formal FMCSA safety rating in CarrierOwl's current data. A zero result is limited to the dataset and snapshot window. Verify current BASIC percentiles and crash information directly with FMCSA before relying on them.
How many trucks does SLADEN D MARKHAM LLC CO operate?
SLADEN D MARKHAM LLC CO operates 7 power units with 7 drivers on file. That makes them a small carrier.
Does SLADEN D MARKHAM LLC CO transport hazardous materials?
No. SLADEN D MARKHAM LLC CO does not have a hazardous materials flag in the FMCSA database.
Where is SLADEN D MARKHAM LLC CO located?
SLADEN D MARKHAM LLC CO is based in WASHINGTON, Utah at 148 W INDUSTRIAL DR BLDG A, 84780. Phone: (435) 668-9638.
What are SLADEN D MARKHAM LLC CO's out-of-service rates?
SLADEN D MARKHAM LLC CO's driver out-of-service rate is 0.0%, compared with the 6.7% reference shown by FMCSA SMS when checked August 4, 2026. Interpret the difference with inspection volume and verify the current FMCSA record. Their vehicle out-of-service rate is 0.0%, compared with the 23.4% reference shown by FMCSA SMS when checked August 4, 2026. Interpret the difference with inspection volume and verify the current FMCSA record.