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USDOT 6789

Thos Somerville Co — 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.

Vetting summary

✓

Inspections

123 on file

✓

Out-of-service

Within normal range vs national averages

Federal identity

Registration snapshot

Legal name

Thos Somerville Co

DBA

—

Entity type

Carrier

Physical address

16155 Trade Zone Avenue, Upper Marlboro, MD 20774

Phone

(301) 390-9575

Power units

77

Drivers

77

First on record

—

Last MCS-150 filing

—

Hazmat flag

No

Operating authority

Dockets & filings

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

Out-of-service rates

Driver OOS

2.4%

National average ≈ 5.9% · 123 inspections on record

Vehicle OOS

6.5%

National average ≈ 20.9% · 123 inspections on record

Crash record — last 24 months

1

Reportable crashes

1

Tow-aways

1

With injuries

0

With fatalities

Most recent: VA 08/2025 · PA 11/2022 · MD 10/2022 — from the federal crash file; recordable crashes regardless of fault.

Safety record

Inspection history

2026: 192025: 482024: 382023: 18
Level II — Walk-around: 64Level I — Full: 36Level III — Driver-only: 23
DateStateLevel
Jun 24, 2026PALevel III — Driver-only
Jun 9, 2026MDLevel III — Driver-only
Jun 2, 2026MDLevel II — Walk-around
May 27, 2026MDLevel II — Walk-around
Apr 28, 2026MDLevel II — Walk-around
Apr 28, 2026PALevel III — Driver-only
Apr 23, 2026MDLevel I — Full
Apr 17, 2026MDLevel II — Walk-around
Apr 6, 2026MDLevel II — Walk-around
Mar 23, 2026MDLevel I — Full
Mar 11, 2026MDLevel II — Walk-around
Mar 4, 2026MDLevel II — Walk-around
Feb 26, 2026WVLevel II — Walk-around
Feb 6, 2026MDLevel II — Walk-around
Jan 21, 2026MDLevel II — Walk-around
Jan 9, 2026MDLevel II — Walk-around
Jan 9, 2026NJLevel II — Walk-around
Jan 8, 2026MDLevel II — Walk-around
Jan 7, 2026PALevel III — Driver-only
Dec 22, 2025USLevel I — Full
Dec 17, 2025PALevel III — Driver-only
Dec 9, 2025NJLevel II — Walk-around
Nov 24, 2025PALevel II — Walk-around
Nov 21, 2025MDLevel II — Walk-around
Nov 14, 2025DELevel III — Driver-only
Nov 12, 2025VALevel III — Driver-only
Oct 31, 2025MDLevel II — Walk-around
Oct 21, 2025PALevel I — Full
Oct 16, 2025MDLevel II — Walk-around
Sep 12, 2025MDLevel II — Walk-around
Sep 9, 2025MDLevel I — Full
Aug 28, 2025PALevel III — Driver-only
Aug 27, 2025DELevel I — Full
Aug 21, 2025MDLevel II — Walk-around
Aug 13, 2025PALevel II — Walk-around
Aug 12, 2025MDLevel II — Walk-around
Aug 6, 2025DCLevel I — Full
Aug 4, 2025MDLevel II — Walk-around
Aug 4, 2025MDLevel I — Full
Jul 24, 2025MDLevel II — Walk-around
Jul 3, 2025DCLevel III — Driver-only
Jul 1, 2025MDLevel I — Full
Jun 30, 2025MDLevel II — Walk-around
Jun 20, 2025MDLevel II — Walk-around
Jun 3, 2025DELevel II — Walk-around
May 22, 2025VALevel I — Full
May 21, 2025MDLevel II — Walk-around
May 20, 2025MDLevel II — Walk-around
May 8, 2025MDLevel I — Full
Apr 28, 2025MDLevel II — Walk-around
Apr 23, 2025MDLevel I — Full
Apr 22, 2025MDLevel I — Full
Apr 16, 2025MDLevel II — Walk-around
Apr 15, 2025VALevel III — Driver-only
Apr 8, 2025PALevel I — Full
Mar 28, 2025MDLevel III — Driver-only
Mar 25, 2025MDLevel III — Driver-only
Mar 25, 2025MDLevel II — Walk-around
Mar 25, 2025MDLevel II — Walk-around
Mar 12, 2025MDLevel I — Full
Feb 26, 2025VALevel III — Driver-only
Feb 18, 2025MDLevel I — Full
Feb 6, 2025DELevel III — Driver-only
Jan 30, 2025MDLevel II — Walk-around
Jan 29, 2025MDLevel II — Walk-around
Jan 8, 2025MDLevel II — Walk-around
Jan 3, 2025MDLevel II — Walk-around
Dec 31, 2024MDLevel I — Full
Dec 23, 2024MDLevel II — Walk-around
Dec 19, 2024MDLevel II — Walk-around
Dec 19, 2024PALevel I — Full
Dec 19, 2024PALevel III — Driver-only
Dec 17, 2024MDLevel II — Walk-around
Dec 12, 2024USLevel I — Full
Dec 6, 2024PALevel III — Driver-only
Dec 4, 2024MDLevel I — Full
Dec 3, 2024MDLevel III — Driver-only
Nov 20, 2024NJLevel III — Driver-only
Nov 19, 2024PALevel I — Full
Nov 1, 2024PALevel III — Driver-only
Oct 30, 2024MDLevel II — Walk-around
Oct 18, 2024MDLevel II — Walk-around
Oct 17, 2024MDLevel I — Full
Oct 17, 2024MDLevel I — Full
Oct 16, 2024MDLevel I — Full
Oct 4, 2024MDLevel II — Walk-around
Oct 2, 2024PALevel I — Full
Sep 16, 2024MDLevel I — Full
Aug 23, 2024MDLevel II — Walk-around
Jul 24, 2024MDLevel II — Walk-around
Jun 12, 2024MDLevel II — Walk-around
Jun 10, 2024MDLevel II — Walk-around
May 28, 2024MDLevel II — Walk-around
May 24, 2024MDLevel II — Walk-around
May 22, 2024MDLevel II — Walk-around
Apr 19, 2024MDLevel II — Walk-around
Apr 18, 2024MDLevel I — Full
Apr 17, 2024MDLevel II — Walk-around
Apr 9, 2024MDLevel II — Walk-around
Mar 15, 2024MDLevel II — Walk-around

Most recent 100 of 123 inspections on file.

Activity log

Record changes

TenFourHQ 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 TenFourHQ began tracking this company.

In the news

Recent coverage

Meet the 2025 Supply House of the Year: Thos. Somerville Co. - Supply House Times

Supply House Times · 10/9/2025

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 TenFourHQ), plus Google News. This page is a research aid, not a safety rating; records shown as published. TenFourHQ is not affiliated with FMCSA.