Diamond Plus Transportation Inc

USDOT 2574313MC-900164USDOT activeAuthority active· Walnut, CA

Diamond Plus Transportation Inc (USDOT 2574313) holds active operating authority as a motor carrier of property under MC-900164 based in Walnut, CA. The earliest grant on file is from February 2015, 11 years, 8 months ago. $750,000 of liability coverage is on file with Spinnaker Specialty Insurance Company. It reported 14 power units and 14 drivers on its last MCS-150 update (January 2026).

Operating authority

Docket	Authority	Status	Insurance required	On file
MC-900164	Motor carrier of property	Active	$750,000 liability	$750,000 liability

Earliest grant on file: Feb 13, 2015 (11 years, 8 months ago).

Insurance and bonds on file

Type	Insurer	Coverage	Effective	Cancellation
Liability (BIPD) · form 91X	Spinnaker Specialty Insurance Company	$750,000	Jan 30, 2026	—

Confirm coverage with the insurer before tendering a load.

Authority history

Date	Docket	Action
Feb 2, 2026	MC-900164	Discontinued revocation · contract carrier
Jan 5, 2026	MC-900164	Involuntary revocation · contract carrier
Jan 22, 2025	MC-900164	Discontinued revocation · contract carrier
Jan 3, 2025	MC-900164	Involuntary revocation · contract carrier
Jan 23, 2024	MC-900164	Discontinued revocation · contract carrier
Jan 3, 2024	MC-900164	Involuntary revocation · contract carrier
Jan 29, 2020	MC-900164	Discontinued revocation · contract carrier
Jan 3, 2020	MC-900164	Involuntary revocation · contract carrier
Jan 30, 2018	MC-900164	Discontinued revocation · contract carrier
Jan 3, 2018	MC-900164	Involuntary revocation · contract carrier
Feb 3, 2017	MC-900164	Discontinued revocation · contract carrier
Jan 3, 2017	MC-900164	Involuntary revocation · contract carrier
Feb 1, 2016	MC-900164	Discontinued revocation · contract carrier
Jan 4, 2016	MC-900164	Involuntary revocation · contract carrier
Feb 13, 2015	MC-900164	Granted · motor carrier of property

Registration

USDOT number	2574313
USDOT status	Active
Dockets	MC-900164
Legal name	Diamond Plus Transportation Inc
Operation	Interstate
Classification	Authorized for hire
Location	Walnut, California 91789
USDOT added	Jan 23, 2015
Last MCS-150 update	Jan 30, 2026
Safety rating	Not rated

Fleet

Power units	14
Trucks	14
Drivers	14 · 14 with a CDL
Annual miles	1,866,508 · 2025

Cargo carried

General freight

Check it yourself

Data as of Nov 12, 2026. Sources

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