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USDOT 348981

W B Mason Co Inc — compliance record

The full vetting file: federal registrations, authority history, insurance, inspections, record changes, and recent coverage — the checks a broker or shipper runs, in one place.

Federal identity

Registration snapshot

Legal name

W B Mason Co Inc

DBA

—

Entity type

Carrier

Physical address

59 Centre St, Brockton, MA 02301

Phone

(617) 510-7830

Power units

834

Drivers

898

First on record

—

Last MCS-150 filing

—

Hazmat flag

No

Operating authority

Dockets & filings

No L&I dockets on file for this DOT number.

Safety record

Inspection history

2026: 1382025: 2532024: 2452023: 103
Level III — Driver-only: 302Level II — Walk-around: 263Level I — Full: 174
DateStateLevel
Jul 1, 2026MDLevel I — Full
Jul 1, 2026PALevel III — Driver-only
Jun 30, 2026VTLevel I — Full
Jun 30, 2026MDLevel I — Full
Jun 26, 2026NHLevel III — Driver-only
Jun 26, 2026NYLevel III — Driver-only
Jun 18, 2026NYLevel II — Walk-around
Jun 16, 2026NYLevel II — Walk-around
Jun 15, 2026MDLevel I — Full
Jun 15, 2026NYLevel II — Walk-around
Jun 10, 2026NYLevel II — Walk-around
Jun 8, 2026MELevel III — Driver-only
Jun 5, 2026NHLevel III — Driver-only
Jun 4, 2026PALevel I — Full
Jun 3, 2026WVLevel II — Walk-around
Jun 3, 2026FLLevel III — Driver-only
Jun 2, 2026NJLevel II — Walk-around
Jun 1, 2026NHLevel III — Driver-only
May 28, 2026MALevel I — Full
May 27, 2026NYLevel II — Walk-around
May 27, 2026PALevel III — Driver-only
May 21, 2026NJLevel III — Driver-only
May 21, 2026NYLevel III — Driver-only
May 21, 2026NHLevel III — Driver-only
May 20, 2026NYLevel II — Walk-around
May 19, 2026NYLevel II — Walk-around
May 19, 2026PALevel I — Full
May 19, 2026MALevel III — Driver-only
May 14, 2026NYLevel I — Full
May 13, 2026PALevel III — Driver-only
May 13, 2026NHLevel II — Walk-around
May 13, 2026PALevel II — Walk-around
May 12, 2026PALevel I — Full
May 12, 2026PALevel I — Full
May 11, 2026PALevel II — Walk-around
May 8, 2026MDLevel I — Full
May 8, 2026MDLevel I — Full
May 7, 2026MELevel I — Full
May 5, 2026NYLevel II — Walk-around
May 5, 2026NYLevel II — Walk-around
May 5, 2026PALevel III — Driver-only
May 4, 2026VTLevel II — Walk-around
May 4, 2026PALevel III — Driver-only
Apr 30, 2026FLLevel II — Walk-around
Apr 28, 2026MALevel II — Walk-around
Apr 28, 2026NHLevel III — Driver-only
Apr 28, 2026NYLevel III — Driver-only
Apr 28, 2026MDLevel I — Full
Apr 28, 2026NYLevel III — Driver-only
Apr 24, 2026NYLevel III — Driver-only
Apr 22, 2026MDLevel I — Full
Apr 21, 2026PALevel III — Driver-only
Apr 20, 2026NYLevel II — Walk-around
Apr 16, 2026MELevel I — Full
Apr 15, 2026NHLevel III — Driver-only
Apr 15, 2026FLLevel III — Driver-only
Apr 15, 2026NYLevel II — Walk-around
Apr 14, 2026PALevel I — Full
Apr 14, 2026NYLevel III — Driver-only
Apr 14, 2026MELevel I — Full
Apr 10, 2026NHLevel III — Driver-only
Apr 10, 2026PALevel III — Driver-only
Apr 6, 2026PALevel II — Walk-around
Apr 6, 2026PALevel III — Driver-only
Apr 2, 2026NHLevel II — Walk-around
Apr 1, 2026NYLevel III — Driver-only
Apr 1, 2026NYLevel III — Driver-only
Mar 30, 2026PALevel I — Full
Mar 24, 2026NHLevel III — Driver-only
Mar 24, 2026NHLevel II — Walk-around
Mar 23, 2026FLLevel III — Driver-only
Mar 19, 2026NJLevel I — Full
Mar 19, 2026NHLevel III — Driver-only
Mar 18, 2026MELevel II — Walk-around
Mar 17, 2026NYLevel III — Driver-only
Mar 16, 2026CTLevel II — Walk-around
Mar 12, 2026PALevel III — Driver-only
Mar 11, 2026NJLevel III — Driver-only
Mar 11, 2026NHLevel I — Full
Mar 10, 2026NYLevel I — Full
Mar 10, 2026NYLevel III — Driver-only
Mar 9, 2026NYLevel I — Full
Mar 6, 2026CTLevel III — Driver-only
Mar 3, 2026FLLevel II — Walk-around
Mar 3, 2026FLLevel II — Walk-around
Feb 28, 2026CTLevel II — Walk-around
Feb 27, 2026PALevel III — Driver-only
Feb 26, 2026MELevel III — Driver-only
Feb 25, 2026NYLevel II — Walk-around
Feb 25, 2026DCLevel I — Full
Feb 25, 2026MDLevel I — Full
Feb 24, 2026MDLevel II — Walk-around
Feb 24, 2026NHLevel III — Driver-only
Feb 24, 2026NYLevel III — Driver-only
Feb 19, 2026NYLevel II — Walk-around
Feb 19, 2026PALevel III — Driver-only
Feb 19, 2026NJLevel I — Full
Feb 17, 2026VTLevel III — Driver-only
Feb 16, 2026MDLevel II — Walk-around
Feb 10, 2026NYLevel III — Driver-only

Most recent 100 of 739 inspections on file.

Activity log

Record changes

TenFour re-syncs the federal record daily and logs every field that changes — address moves, fleet-size jumps, authority flips. Sudden changes are a classic fraud tell.

No changes recorded since TenFour began tracking this company.

In the news

Recent coverage

W.B. Mason Defeats Dairy Queen in ‘Blizzard' Trademark Fight - NBC Boston

NBC Boston · 6/21/2022

Via Google News — headlines may include similarly-named companies; verify before acting.

Vetting toolkit

Verify it yourself

FMCSA SAFER snapshot ↗

The official company snapshot, straight from FMCSA.

FMCSA SMS safety profile ↗

Safety Measurement System — BASIC scores and crash history.

L&I authority record ↗

Licensing & Insurance: authority, insurance, and BOC-3 on file.

Search court records ↗

Quick sweep for litigation and judgments.

Sources: FMCSA Motor Carrier Census, Licensing & Insurance, inspection and revocation files at data.transportation.gov (synced daily by TenFour), plus Google News. This page is a research aid, not a safety rating; records shown as published. TenFour is not affiliated with FMCSA.