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USDOT 890170MC-387633Active

Transportes Isa

Legal name: Sergio Valenzuela Sierra

Transportes Isa's DOT number is USDOT 890170, MC number MC-387633.

Needs attention

3 items to check

Based in

Juarez, CI

Power units

5

Drivers

3

Operation

Interstate

Watch Transportes Isa for free

Next MCS-150 due: Oct 31, 2027

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Compliance check

From the FMCSA census and inspection files, checked Oct 19, 2026.

  • USDOT number status

    OK

    Active in the FMCSA census.

  • MCS-150 biennial update

    OK

    Next due Oct 31, 2027. Last filed Aug 26, 2025.

  • Operating authority (MC-387633)

    Action needed

    Authority is not active. For-hire interstate loads need active authority.

  • Safety rating

    Check

    Conditional since Apr 30, 2007.

  • Out-of-service rate (24 months)

    Check

    Vehicle 32.1% vs 22.26% national, driver 1.7% vs 6.67% national, across 115 inspections.

  • UCR registration 2027

    Info

    Interstate carriers must register with UCR every year. 2027 registration is open now. Estimated fee for 5 power units: $167 (bracket 2).

Roadside inspections, last 24 months

TypeInspectionsOut of serviceOOS rateNational avg
Vehicle1093532.1%22.26%
Driver11521.7%6.67%

115 inspections and 479 violations since Oct 19, 2024. Last inspection Oct 14, 2026. National averages are FMCSA-published approximations.

Registration details

Legal name
Sergio Valenzuela Sierra
DBA
Transportes Isa
Classification
authorized for hire
CDL drivers
0
MCS-150 last filed
Aug 26, 2025
Reported mileage
149,300 (2024)
Added to FMCSA
Jun 27, 2000
Safety rating
Conditional

Source: FMCSA Motor Carrier Census and Vehicle Inspection File (data.transportation.gov), public records. Contact details are intentionally not shown. MyDotCheck is an independent service and is not affiliated with, endorsed by, or part of the U.S. Department of Transportation or FMCSA. Data comes from public FMCSA datasets and may lag official records by a day or more. Government filings can be made directly with FMCSA at no charge.