Pulling FMCSA records…

Diamond Auto INC (USDOT 516969)

No blockers or cautions found.

Operating authority
No active operating authority on file with FMCSA.
Insurance on file
No active liability (BIPD) insurance on file with FMCSA.
Safety rating
No published safety rating
Fleet on file
4 power units, 4 drivers
Operation type
Interstate
Physical address
W6642 HWY 23, FOND DU LAC, WI 54937-9773
MCS-150 last filed
2026-04

Frequently asked questions

What carrier is USDOT 516969?

USDOT 516969 is Diamond Auto INC, an interstate motor carrier.

What is Diamond Auto INC's USDOT number?

Diamond Auto INC's USDOT number is 516969. No MC docket number is on file.

Is Diamond Auto INC currently authorized to operate?

No active operating authority on file with FMCSA. Source: FMCSA registration and licensing records.

Does Diamond Auto INC have insurance on file with FMCSA?

No active liability (BIPD) insurance on file with FMCSA.

How long has Diamond Auto INC been in business?

Diamond Auto INC's operating authority was first granted in 1993. FMCSA records show authority age, which can differ from how long the company has existed.

What is Diamond Auto INC's safety record?

In the last 24 months, FMCSA records show 2 roadside inspections with a 0.0% vehicle out-of-service rate (national average 22.7%) and 0 recordable crashes.

What is Diamond Auto INC's CSA score?

FMCSA does not publish a single CSA score for carriers. Diamond Auto INC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.

What is Diamond Auto INC's FMCSA safety rating?

Diamond Auto INC has no published FMCSA safety rating. Most US carriers have never received a rating review, so an unrated carrier is the common case, not a warning sign by itself.

View the full fleetfax report for Diamond Auto INC

Reconstructed from cached and fleetfax-ingested FMCSA public records (live FMCSA was unavailable) — may be out of date; verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment.