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D1 INDUSTRIES DIVERSIFIED INCORPORATED

USDOT 4365888 · status active · 7 pass / 0 fail / 2 unknown

What this page is. A rendering of FMCSA public records on a stated date. Not a safety rating, credit score, or recommendation. Source: Company Census File (az4n-8mr2, updated 2026-10-21, sha256 73d4c5901abe8cdb…).

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Identity

Legal nameD1 INDUSTRIES DIVERSIFIED INCORPORATED
Company Census File
DBAD1 ENGINEERING & MACHINE SHOP
Company Census File
MC number—
Company Census File
Registration statusA
Company Census File
Operation typeC
Company Census File
Registered since2025-02-21
Company Census File

Contact

Phone9099440360
Company Census File
Emailsupport@d1engineering.com
Company Census File
Officer 1CHAU THAI DUONG
Company Census File
Officer 2—
Company Census File

Address

Street8620 RED OAK ST
Company Census File
CityRANCHO CUCAMONGA
Company Census File
StateCA
Company Census File
ZIP91730-4819
Company Census File
CountryUS
Company Census File

Fleet (self-reported on MCS-150)

Truck units2
Company Census File
Power units2
Company Census File
Drivers1
Company Census File
CDL drivers1
Company Census File
Intrastate drivers1
Company Census File
Last MCS-150 filing2025-02-22
Company Census File

Related carriers

No other active carrier shares this carrier's officer and address in the public record.

Safety history

Counts from FMCSA inspection and crash records, all history on file. Not a safety rating; FMCSA assigns ratings only after an on-site review.

Inspections2
driver 0 · vehicle 2
Out-of-service1 (50.0% of inspections)
driver 0 · vehicle 1
Violations1
Inspection span2026-03-03 – 2026-06-19
Crashes0
fatal 0 · injury 0 · tow-away 0
Crash span— – —

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