Carrier profile · USDOT 438631 · Updated Jun 13, 2026

KNOWLES INDUSTRIAL SERVICES CORP

7 power unitsRegional · 3 statesGORHAM, ME93/100

AUTHORITY STATUS UNKNOWNRATED SATISFACTORYHAZMAT

Observed fleet · trailing 24 mo daily

7Power units

5 observed · MCS-150

3Trailers seen

Decoded · vPIC

4.9Avg age (yr)

2017–2025 · vPIC

Call dispatch(207) 854-1900 Email dispatchscollins@knowlesindustrial.com

Click to see how we scored it

Load decision · FMCSA snapshot · Jun 13, 2026

Clear to load

Active authority and a clean federal record. No blocking issues found.

Established 35 yearsVehicle out-of-service rate above average

Watch · 1

Vehicle out-of-service rate above average33.3% vs the 22.26% national average.

In good standing · 1

Established 35 yearsOperating authority has been on file since 1991.

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo33.3%

▲ 22.26% nat'l

Crashes · fatal

Clean · 24 mo

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo33.3%

▲ 22.26% nat'l

Crashes · fatal

Clean · 24 mo

Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots

Fleet typeIdentity

Small fleet

7 power units. Brokers price each fleet type apart.

Fleet age vs peersDecoding

—

Not yet decoded

Identity stabilityStable

35 yr unchanged

Same registration since 1991 — no chameleon / reincarnation signal.

Safety

6 inspections · 24 mo · vs national benchmarks

Out-of-service rate· 24-mo cumulative · vs national

Vehicle OOS 33.3%24-mo cumulative

050%nat'l 22.26%

Driver OOS 0.0%24-mo cumulative

030%nat'l 6.67%

Every inspection in the window pooled — 6 vehicle and 6 driver inspections over 24 months.

Vehicle OOS rate· vehicle OOS · vehicle-level inspections · 6-month trailing

33.3% · latest 6-mo window▲ Rising

Share of vehicle-level roadside inspections in each trailing six-month window that resulted in a vehicle out-of-service order. Trending up 26.7 pts across the window. The national vehicle benchmark uses the same metric and is shown on the chart.

Roadside inspection history· 24 charted calendar months · vehicle / driver level · any-OOS overlay

6 inspections in the charted months · busiest month Sep '24 · 1

Vehicle-levelDriver-levelAny OOS

Monthly FMCSA roadside inspections across the 24 charted calendar months. Bars show level-qualified vehicle and driver populations; one inspection can qualify for both. The line shows inspections with any out-of-service result.

Inspection coverage· expected vs observed · the fraud signal

Inspection coverage

How heavily FMCSA inspects this fleet for its size — it tells you how much to trust the safety signals above. Thin coverage on a young authority is a fraud signal nobody else surfaces.

Expected band

Under-inspected

Expected

Well-monitored

Heavily inspected

≈0.4 / unit·yr

thin signalabundant signal

Roadside-inspection volume is about what you'd expect for a 7-unit fleet — enough signal to read the safety record, though not a heavy sample.

Registered power units: 7
Inspections · 24 mo: 6
Annualized: ≈3 / yr
Coverage: ≈0.4 inspections / unit · yr

Violation themes· decoded · grouped by BASIC

What this carrier actually gets cited for — FMCSA violation codes decoded into plain English, ranked by frequency.

393.43 Parts & accessories (vehicle condition)Vehicle Maintenance3 · 3 OOS
392.9 Failure to secure load / cargo not securedUnsafe Driving1 · 1 OOS
393.104 Cargo securement — tiedownsVehicle Maintenance1 · 0 OOS
393.48 Brakes inoperativeVehicle Maintenance1 · 0 OOS
393.55 Antilock brake system (ABS)Vehicle Maintenance1 · 0 OOS
393.9 Inoperative required lampsVehicle Maintenance1 · 0 OOS
393.95 Emergency equipment (extinguisher, triangles)Vehicle Maintenance1 · 0 OOS
391.41 No / expired medical certificateDriver Fitness1 · 0 OOS
396.3 Inspection / repair / maintenance not performedVehicle Maintenance1 · 1 OOS

Explore full safety record — inspections, BASICs, crashes

Authority & insurance

Can they legally + adequately haul your load?

Insurance continuity· insurer · policy · lapses

No insurance filing history on record.

This timeline is the FMCSA filing history, and it ends at the most recent superseded filing — current policy status is not tracked here. Request a certificate of insurance to confirm active coverage before tendering.

Explore full authority & insurance record

Equipment & fleet

VIN-decoded · NHTSA vPIC

Capacity· power units = haulable capacity; trailers are towed

Registered power units (MCS-150): 7
Observed power (24 mo): 5
Trailers (towed): 3

Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.

Explore full fleet — VIN roster, equipment mix, age distribution

Operations & lanes

Revealed by inspection density across 3 states · 24 mo

Operating footprint· revealed by roadside-inspection geography

Operating radiusLocal

revealed

States observed

US states

Inspections · 24 mo

ME busiest

Inspection density by state· each tile = a state · shade = inspections, last 24 mo

Home base

GORHAM, ME

295 NEW PORTLAND ROAD

Top corridor

ME 4 · VT 1

Density

fewermore

Shade = roadside inspections, last 24 mo.

See the full operating map — state density, top lanes

Network & fraud

Affiliated entities & reincarnation signals · for review, not a verdict

No shared-identity links detected — no reincarnation flag, shared trucks, registration domain, or officer overlap with other carriers.

Capacity consistency· registered vs roadside-observed power units

Registered (MCS-150)

Observed (24 mo)

Registered and roadside-observed capacity are broadly consistent.

Explore the carrier network & VIN cross-links

Identity & contact

FMCSA census + L&I dossier

Location

Physical address: 295 NEW PORTLAND ROAD, GORHAM, ME, 04038
Operation: Interstate· Hazmat

Contact

Phone: (207) 854-1900
Fax: (207) 854-4996
Email: scollins@knowlesindustrial.com
Web domain: knowlesindustrial.com

Registration

Officers: Daniel C. Maloney · Susan L Collins
USDOT / docket: 438631
First registered: Mar 11, 1991
Last MCS-150: Jan 15, 2025 · 91,748 mi (2024)
FMCSA safety rating: Satisfactory · Jun 21, 2002
D-U-N-S: 61005351

Fleet (self-reported · MCS-150)

Power units

Drivers

CDL drivers

91,748

Annual mileage

Open the full identity & federal record

Federal activity

Daily-captured FMCSA licensing & insurance changes — monitored by Vektor

Federal record activity· monitored daily by Vektor

No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.

Open the full federal-record activity feed

Reviews

Verified broker, shipper & driver reviews — moderated

Performance ratings only — never the Vektor risk score

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Verification summaryAuthority, insurance, safety and identity facts for KNOWLES INDUSTRIAL SERVICES CORP.

KNOWLES INDUSTRIAL SERVICES CORP (USDOT 438631) has a Vektor safety score of 93/100 and a Clear to load verdict, from the carrier's FMCSA record refreshed Jun 13, 2026.

The carrier has an unknown current for-hire authority status because no FMCSA L&I authority row is available as of Jun 13, 2026.

It has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available as of Jun 13, 2026.

Its vehicle out-of-service rate was 33.3% over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data refreshed Jun 13, 2026.

The carrier received 6 roadside inspections in the last 24 months — 6 vehicle-level and 6 driver-level — across 3 states, according to FMCSA roadside-inspection data refreshed Jun 13, 2026.

The carrier has 0 reportable crashes in the last 24 months and 0 fatal crashes across the full FMCSA crash record available as of Jun 13, 2026.

It reports 7 power units and 30 drivers in its most recent MCS-150 filing dated Jan 15, 2025.

It has an FMCSA safety rating of Satisfactory assigned Jun 21, 2002 in the federal record refreshed Jun 13, 2026.

Frequently asked

What is KNOWLES INDUSTRIAL SERVICES CORP's USDOT number?

KNOWLES INDUSTRIAL SERVICES CORP's USDOT number is 438631.

Is KNOWLES INDUSTRIAL SERVICES CORP authorized to operate?

As of Jun 13, 2026, KNOWLES INDUSTRIAL SERVICES CORP is active in the FMCSA register.

What is KNOWLES INDUSTRIAL SERVICES CORP's safety record?

KNOWLES INDUSTRIAL SERVICES CORP has a 33.3% vehicle out-of-service rate (national average 22.26%) across 10 roadside inspections, with 0 reportable crashes in the last 24 months, and an FMCSA "Satisfactory" safety rating. Vektor's computed risk score is 93/100 (tier: clear).