USDOT 51734

Komatsu — 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

88 on file

Out-of-service

Within normal range vs national averages

Email identity

Company domain, matches website

Federal identity

Registration snapshot

Legal name

Joy Global Underground Mining Llc

DBA

Komatsu

Entity type

Carrier

Physical address

177 Thorn Hill Drive, Warrendale, PA 15086

Phone

(775) 748-4637

Power units

20

Drivers

17

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

1.1%

National average ≈ 5.9% · 88 inspections on record

Vehicle OOS

5.7%

National average ≈ 20.9% · 88 inspections on record

Email & web forensics

On-file email

daniel.mawson@global.komatsu — company domain

Mail host

Microsoft 365

Domain match

Email domain matches the company website

From the FMCSA on-file contact, public domain registration (RDAP), and live DNS.

Crash record — last 24 months

3

Reportable crashes

3

Tow-aways

3

With injuries

0

With fatalities

Most recent: KS 12/2025 · WY 09/2025 · VA 05/2025 — from the federal crash file; recordable crashes regardless of fault.

Safety record

Inspection history

2026: 182025: 322024: 292023: 9
Level III — Driver-only: 34Level I — Full: 31Level II — Walk-around: 23
DateStateLevel
Jul 29, 2026VALevel III — Driver-only
Jul 24, 2026KYLevel I — Full
Jul 13, 2026TNLevel I — Full
Jun 24, 2026ILLevel III — Driver-only
Jun 12, 2026KYLevel I — Full
Jun 8, 2026WVLevel III — Driver-only
Jun 4, 2026WVLevel III — Driver-only
May 22, 2026KYLevel I — Full
May 15, 2026PALevel III — Driver-only
May 1, 2026WVLevel I — Full
Apr 21, 2026PALevel III — Driver-only
Apr 16, 2026WVLevel I — Full
Apr 14, 2026PALevel I — Full
Feb 18, 2026PALevel II — Walk-around
Feb 5, 2026WVLevel I — Full
Jan 22, 2026KYLevel I — Full
Jan 12, 2026PALevel I — Full
Jan 8, 2026OHLevel III — Driver-only
Dec 2, 2025CALevel I — Full
Nov 26, 2025PALevel I — Full
Oct 29, 2025PALevel II — Walk-around
Oct 16, 2025WVLevel III — Driver-only
Oct 13, 2025TNLevel III — Driver-only
Oct 7, 2025KYLevel III — Driver-only
Sep 25, 2025COLevel III — Driver-only
Sep 22, 2025WVLevel II — Walk-around
Sep 8, 2025WVLevel II — Walk-around
Aug 15, 2025WVLevel I — Full
Aug 12, 2025PALevel II — Walk-around
Jul 31, 2025PALevel III — Driver-only
Jul 28, 2025PALevel II — Walk-around
Jul 22, 2025WVLevel II — Walk-around
Jul 21, 2025PALevel II — Walk-around
Jul 16, 2025PALevel I — Full
Jul 15, 2025UTLevel III — Driver-only
Jul 9, 2025KYLevel I — Full
Jun 26, 2025WVLevel II — Walk-around
Jun 6, 2025WVLevel II — Walk-around
Jun 4, 2025WVLevel II — Walk-around
May 30, 2025WVLevel I — Full
May 29, 2025VALevel III — Driver-only
May 20, 2025PALevel III — Driver-only
May 19, 2025COLevel III — Driver-only
Apr 4, 2025WVLevel III — Driver-only
Apr 2, 2025WVLevel II — Walk-around
Feb 27, 2025MOLevel III — Driver-only
Feb 26, 2025OKLevel III — Driver-only
Feb 10, 2025COLevel III — Driver-only
Jan 16, 2025WVLevel III — Driver-only
Jan 15, 2025OHLevel III — Driver-only
Dec 10, 2024OHLevel I — Full
Oct 30, 2024WVLevel II — Walk-around
Sep 30, 2024PALevel III — Driver-only
Sep 26, 2024WVLevel II — Walk-around
Sep 24, 2024UTLevel III — Driver-only
Sep 20, 2024PALevel I — Full
Aug 21, 2024PALevel I — Full
Aug 16, 2024COLevel III — Driver-only
Jul 30, 2024COLevel I — Full
Jul 17, 2024WVLevel I — Full
Jul 1, 2024TNLevel I — Full
Jun 17, 2024KYLevel I — Full
Jun 12, 2024WVLevel III — Driver-only
Jun 3, 2024MDLevel II — Walk-around
May 16, 2024PALevel I — Full
May 1, 2024WVLevel III — Driver-only
Apr 19, 2024PALevel II — Walk-around
Apr 17, 2024PALevel I — Full
Apr 16, 2024PALevel III — Driver-only
Apr 11, 2024KSLevel III — Driver-only
Apr 9, 2024COLevel III — Driver-only
Mar 15, 2024KYLevel II — Walk-around
Mar 11, 2024KYLevel III — Driver-only
Mar 8, 2024KYLevel II — Walk-around
Mar 5, 2024WVLevel I — Full
Feb 23, 2024KYLevel I — Full
Feb 6, 2024WVLevel III — Driver-only
Jan 26, 2024PALevel II — Walk-around
Jan 23, 2024KYLevel II — Walk-around
Dec 14, 2023WVLevel II — Walk-around
Nov 13, 2023WVLevel II — Walk-around
Sep 21, 2023ILLevel III — Driver-only
Sep 18, 2023PALevel I — Full
Sep 2, 2023OHLevel I — Full
Aug 28, 2023TNLevel I — Full
Aug 10, 2023WVLevel II — Walk-around
Aug 9, 2023KYLevel III — Driver-only
Aug 8, 2023PALevel I — Full

Most recent 88 of 88 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

No recent news coverage found for "Komatsu" — for most small carriers, no news is good news.

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

Vetting toolkit

Verify it yourself

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.