Port Harbor Marine Inc

USDOT 450601MC-522798USDOT activeAuthority active· South Portland, ME

Port Harbor Marine Inc (USDOT 450601) runs 25 power units and 60 drivers based in South Portland, ME, with active operating authority as a motor carrier of property under MC-522798. The earliest grant on file is from July 2005, 21 years, 3 months ago. $1,000,000 of liability coverage is on file with Onebeacon America Insurance Company.

Operating authority

Docket	Authority	Status	Insurance required	On file
MC-522798	Motor carrier of property	Active	$750,000 liability	$1,000,000 liability, cargo

Earliest grant on file: Jul 25, 2005 (21 years, 3 months ago).

Insurance and bonds on file

Type	Insurer	Coverage	Effective	Cancellation
Liability (BIPD) · form 91X	Onebeacon America Insurance Company	$1,000,000	May 1, 2007	—
Cargo · form 34	Ace Fire Underwriters Insurance Company	—	May 1, 2006	—

Confirm coverage with the insurer before tendering a load.

Authority history

Date	Docket	Action
Jul 25, 2005	MC-522798	Granted · motor carrier of property

Registration

USDOT number	450601
USDOT status	Active
Dockets	MC-522798
Legal name	Port Harbor Marine Inc
Operation	Interstate
Classification	Authorized for hire
Business type	Corporation
Location	South Portland, Maine 04106
USDOT added	Jul 1, 1991
Last MCS-150 update	Jan 29, 2026
Safety rating	Not rated

Fleet

Power units	25
Trucks	25
Drivers	60 · 2 with a CDL
Annual miles	350,000 · 2025

Check it yourself

Data as of Nov 12, 2026. Sources

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