ONTARIO WINNELSON CO

USDOT 2668795 · Ontario, CA · Underwriter-grade risk snapshot

Operating statusActive

Lead priorityUnknown

Fleet3 power units · 2 drivers (3 trucks)

OperationC · PRIVATE PROPERTY

Current insurer—

Crashes / Inspections (24 mo)0 / 11

	Vehicle	Driver
This carrier	36.4% (4/11)	0.0% (0/11)
National average	22.3%	6.7%

⚠️ Above national average. Carriers with high OOS rates face premium surcharges and are more likely to shop for new insurance.

Address1940 S QUAKER RIDGE PL
ONTARIO CA 91761

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Power units3

Drivers2 (0 CDL)

MCS-150 mileage400,000 (2024)

MCS-150 filedMay 21, 2025

HazmatN

Cargoother: plumbing supplies, general freight

Total inspections11

Out-of-service6

Vehicle OOS rate54.5%

Driver OOS rate0.0%

Total violations16

OOS violations0

Total crashes0

Fatal crashes0

Injuries0

Insurance agent? ONTARIO WINNELSON CO — get the full CA lead list.

Data as of Thu Oct 15 2026 00:00:00 GMT+0000 (Coordinated Universal Time). Source: FMCSA public filings, refreshed daily by Insight Carrier.