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Carrier profile · USDOT 668941 · MC-314158 · Updated 06/13/2026

MONSON COMPANIES OF MAINE INC

DBA MONSON COMPANY SOUTH PORTLAND

3 power unitsSOUTH PORTLAND, ME
CARRIER ACTIVEMC-314158 ACTIVEHAZMAT
Observed fleet · trailing 24 mo daily
3Power units
Self-reported · MCS-150
Trailers seen
None observed · 24 mo
Avg age (yr)
Awaiting decode
Operating authority29 yr active
since 1996
Insurance (BIPD)On file
FMCSA L&I
Vehicle OOS · 24mo%
22.26% nat'l
Crashes · fatal0
clean 24 mo
Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet typeIdentity

Owner-operator

3 power units. Brokers price each fleet type apart.

Fleet age vs peersDecoding

Awaiting VIN decode

Identity stabilityStable

29 yr unchanged

Same registration since 1996 — no chameleon / reincarnation signal.

AI readCarrier, 29-yr authority high risk.Full read

Is MONSON COMPANIES OF MAINE INC safe to work with?

Is MONSON COMPANIES OF MAINE INC safe to load? MONSON COMPANIES OF MAINE INC (USDOT 668941, MC-314158) is an inactive owner-operator motor carrier based in SOUTH PORTLAND, ME, operating 3 power units and 4 drivers. Operating authority has been active 29 years (past the 24-month broker-confidence threshold). FMCSA has not assigned a safety rating. Vektor rates it high risk (40/100), with the leading concern: usdot registration inactive. Source: FMCSA SAFER/MCMIS, last updated 2026-06-13.

FMCSA fields + Vektor analysis · updated 2026-06-13
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Frequently asked

What is MONSON COMPANIES OF MAINE INC's USDOT number?

MONSON COMPANIES OF MAINE INC's USDOT number is 668941, and its motor carrier number is MC-314158.

Is MONSON COMPANIES OF MAINE INC authorized to operate?

As of 2026-06-13, MONSON COMPANIES OF MAINE INC is inactive in the FMCSA register with common, contract, broker operating authority on file.

How big is MONSON COMPANIES OF MAINE INC's fleet?

MONSON COMPANIES OF MAINE INC operates 3 power units and 4 drivers per its most recent MCS-150 filing.

Where is MONSON COMPANIES OF MAINE INC based?

MONSON COMPANIES OF MAINE INC is based in SOUTH PORTLAND, ME.

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