Carrier profile · USDOT 641966 · Updated Jul 23, 2026

MASON BUILDING GROUP INC

1 power unitsLocal · 2 statesNEWARK, DE50/100

AUTHORITY STATUS UNKNOWN

Observed fleet · trailing 24 mo daily

1Power units

1 observed · MCS-150

2Trailers seen

Decoded · vPIC

12.0Avg age (yr)

2001–2023 · vPIC

Call dispatch(302) 292-0600 Email dispatchinfo@masonbuilding.com

Click to see how we scored it

Load decision · FMCSA snapshot · Jul 23, 2026

Limited record

Not enough federal record to assess. Verify authority and insurance directly.

Established 30 years

Watch · 0

Nothing flagged.

In good standing · 1

Established 30 yearsOperating authority has been on file since 1996.

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo0.0%

Crashes · fatal

Clean · 24 mo

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo0.0%

Crashes · fatal

Clean · 24 mo

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

Fleet typeIdentity

Owner-operator

1 power units. Brokers price each fleet type apart.

Fleet age vs peersDecoding

—

Not yet decoded

Identity stabilityStable

30 yr unchanged

Same registration since 1996 — no chameleon / reincarnation signal.

Safety

2 inspections · 24 mo

Out-of-service rate· 24-mo cumulative

Vehicle OOS 0.0%24-mo cumulative

050%

Driver OOS 50.0%24-mo cumulative

030%

Every inspection in the window pooled — 2 vehicle and 2 driver inspections over 24 months.

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

No roadside inspections on the FMCSA record in this window

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.

Well-monitored

Under-inspected

Expected

Well-monitored

Heavily inspected

≈1.0 / unit·yr

thin signalabundant signal

Within the expected band for a 1-unit fleet — FMCSA has inspected this carrier often enough that the out-of-service and violation signals above are statistically trustworthy.

Registered power units: 1
Inspections · 24 mo: 2
Annualized: ≈1 / yr
Coverage: ≈1.0 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.

390.21 USDOT number marking on vehicleUnsafe Driving2 · 0 OOS
393.9 Inoperative required lampsVehicle Maintenance2 · 0 OOS
391.41 No / expired medical certificateDriver Fitness1 · 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): 1
Observed power (24 mo): 1
Trailers (towed): 2

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 2 states · 24 mo

Operating footprint· revealed by roadside-inspection geography

Operating radiusLocal

revealed

States observed

US states

Inspections · 24 mo

MD busiest

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

Home base

NEWARK, DE

35 ALBE DRIVE

Top corridor

MD ⇄ DE

MD 1 · DE 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

Shares a company officer with other carriers

christopher mason — 10 carriers: USDOT 1098487 USDOT 1920696 USDOT 3006229 USDOT 3021104 USDOT 3051630 USDOT 3366840 USDOT 3480964 USDOT 3849333

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: 35 ALBE DRIVE, NEWARK, DE, 19702
Operation: Interstate

Contact

Phone: (302) 292-0600
Fax: (302) 292-6994
Email: info@masonbuilding.com
Web domain: masonbuilding.com

Registration

Officers: James E. Connolley Iii · Christopher Mason
USDOT / docket: 641966
First registered: May 21, 1996
Last MCS-150: Aug 8, 2024 · 10,000 mi (2023)
FMCSA safety rating: Not rated
D-U-N-S: —

Fleet (self-reported · MCS-150)

Power units

Drivers

CDL drivers

10,000

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

No verified reviews yet

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Verification summaryAuthority, insurance, safety and identity facts for MASON BUILDING GROUP INC.

MASON BUILDING GROUP INC (USDOT 641966) is unrated by Vektor because the carrier's FMCSA record does not contain enough evidence for a safety score as of Jul 23, 2026.

The carrier has an unknown current for-hire authority status because no FMCSA L&I authority row is available as of Jul 23, 2026.

It has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available as of Jul 23, 2026.

Its vehicle out-of-service rate was 0.0% over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data refreshed Jul 23, 2026.

The carrier received 2 roadside inspections in the last 24 months — 2 vehicle-level and 2 driver-level — across 2 states, according to FMCSA roadside-inspection data refreshed Jul 23, 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 Jul 23, 2026.

It reports 1 power unit and 1 driver in its most recent MCS-150 filing dated Aug 8, 2024.

It has no FMCSA-assigned safety rating in the federal record refreshed Jul 23, 2026.

Frequently asked

What is MASON BUILDING GROUP INC's USDOT number?

MASON BUILDING GROUP INC's USDOT number is 641966.

Is MASON BUILDING GROUP INC authorized to operate?

As of Jul 23, 2026, MASON BUILDING GROUP INC is active in the FMCSA register.

What is MASON BUILDING GROUP INC's safety record?

MASON BUILDING GROUP INC has a 0.0% vehicle out-of-service rate (national average 22.26%) across 2 roadside inspections, with 0 reportable crashes in the last 24 months, and is not currently rated by FMCSA. Vektor does not assign this carrier a safety score — there is not enough federal record to assess it.