TSST LLC
AUTHORIZEDDBA: SPEEDEX FREIGHT
USDOT
1356623
MC Number
751008
Fleet Size
60
Total Drivers
30
FMCSA-derived snapshot updated: September 20, 2026. This is not a real-time record; verify critical authority, insurance and safety details directly with FMCSA.
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Safety overview
TSST LLC is a mid-size interstate motor carrier based in DES PLAINES, Illinois, operating 60 power units with 30 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. They have 3 crashes on file (1 with injuries). FMCSA records show 102 inspections 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 Illinois is 10.2% and the average vehicle OOS rate is 27.3% across 53,311 carriers.
Company details
- Entity Type
- N/A
- Carrier Operation
- Interstate
- Operation Classification
- Authorized For Hire
- Cargo Carried
- N
- Hazmat
- Yes
- Safety Rating Date
- N/A
Inspections
102
Total
60%
Driver %
Insurance on file
Liability (BIPD)
Berkley Casualty Company — eff. May 11, 2025
Cargo
Not on file
Surety Bond
Not on file
Trust Fund
Not on file
Source: FMCSA Motus. Imported Aug 4, 2026. Verify current filings directly with FMCSA before relying on them.
Crash history
3
Total Crashes
Similar carriers in Illinois
Other carriers in the same state with a similar fleet size.
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MARITIME DELIVERY SERVICES INC
Frequently asked questions
Is TSST LLC authorized to operate?
CarrierOwl's FMCSA-derived snapshot for TSST LLC (USDOT #1356623) shows "AUTHORIZED" status. The snapshot lists them as an interstate carrier. Verify the current official record with FMCSA before booking a load.
What is TSST LLC's safety record?
TSST LLC has 102 inspections in CarrierOwl's current imported snapshot and 3 matching crashes. 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 TSST LLC operate?
TSST LLC operates 60 power units with 30 drivers on file. That puts them in the mid-size range.
Does TSST LLC transport hazardous materials?
Yes. TSST LLC is flagged for hazardous materials transportation with FMCSA. That means additional safety requirements and more frequent inspections.
Where is TSST LLC located?
TSST LLC is based in DES PLAINES, Illinois at 930 BEAU DRIVE UNIT 113, 60016. Phone: (847) 258-3175.
What are TSST LLC's out-of-service rates?
TSST LLC'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 22.4%, compared with the 23.4% reference shown by FMCSA SMS when checked August 4, 2026.