Bill Polkinhorn Incorporated

Doing business as Golden West Transport
USDOT 506308 · MC258822 · Calexico, CA
USDOT ActiveCommon authorityContract authority (as of 5/2026)Safety: Satisfactory
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Authority suspension pending7 days

FMCSA served an involuntary suspension notice on August 24, 2026. This carrier’s operating authority is scheduled to be suspended on September 23, 2026.

Company snapshot
Legal name
Bill Polkinhorn Incorporated
DBA
Golden West Transport
USDOT number
506308
MC docket
MC258822
Physical address
2401 Portico Blvd, Calexico, CA, 92231
Power units
12
Drivers
12
Operation
Interstate
Operating radius
Interstate 100+ mi
Cargo
General Freight, Metal: Sheets, Coils, Rolls, Intermodal Containers, Chemicals, Other
Operation class
Authorized For-Hire
Last MCS-150 filing
Feb 25, 2026
Operating authority
Common authority
Active
Contract authority (as of 5/2026)
Active
Broker authority
Not held
Authority granted
Dec 7, 1992
MCSIP step
0
Insurance on file
Insurer (writing paper)
Qualitas Insurance Company
Filing form
BMC-91X
Coverage amount
$1,000,000
BI/PD on file
$1,000,000
Estimated renewal window
Q3 2026

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Safety record
FMCSA safety rating
Satisfactory
Roadside inspections (24 mo)
228
Out-of-service inspections
23
Inspections with violations
80
BASICs with acute/critical violations
0
SMS population
Interstate
Common questions

Is Bill Polkinhorn Incorporated insured?

Yes. Bill Polkinhorn Incorporated (USDOT 506308) has active BI/PD liability insurance on file with FMCSA, currently written by Qualitas Insurance Company, with $1,000,000 in coverage on the filing.

What insurance company does Bill Polkinhorn Incorporated use?

Bill Polkinhorn Incorporated's current BI/PD filing is written by Qualitas Insurance Company. Insurer changes show up in the daily-refreshed federal filing record.

What is Bill Polkinhorn Incorporated's MC number?

Bill Polkinhorn Incorporated's FMCSA docket is MC258822, paired with USDOT 506308.

Is Bill Polkinhorn Incorporated safe to work with?

Bill Polkinhorn Incorporated's FMCSA safety rating is Satisfactory, with 228 roadside inspections in the last 24 months, 0 of the five public BASICs carrying an acute or critical violation from an FMCSA investigation. The full inspection-level record is on this page.

When does Bill Polkinhorn Incorporated's insurance renew?

Based on its filing history, Bill Polkinhorn Incorporated's BI/PD policy is estimated to renew in Q3 2026. The exact estimated X-date, with alerts when it changes, is in Market Tracker. Unlock USDOT 506308’s exact X-date →

How many trucks does Bill Polkinhorn Incorporated operate?

Bill Polkinhorn Incorporated reports 12 power units and 12 drivers in its latest MCS-150 census filing.

Source: FMCSA census, Licensing & Insurance (L&I) and SMS publications, mirrored and refreshed daily. Record last synced Sep 16, 2026. Native Base is not affiliated with FMCSA; always confirm against the live federal record before binding.

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