Robert Diener (USDOT 1558624)
No blockers or cautions found.
- DOT number
- USDOT 1558624
- Operating authority
- Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required. The federal bulk file showed this carrier active as of 2026-08-27. We could not confirm that live just now.
- Insurance on file
- No active liability (BIPD) insurance on file with FMCSA.
- Safety rating
- No published safety rating
- Fleet on file
- 1 power units, 1 drivers
- Operation type
- Intrastate Non-Hazmat
- Physical address
- 1327 S COMMERCIAL ST, NEENAH, WI 54956
- MCS-150 last filed
- 2006-09
Frequently asked questions
What carrier is DOT 1558624?
DOT 1558624 (USDOT 1558624) is Robert Diener, an intrastate non-hazmat motor carrier.
What is Robert Diener's USDOT number?
Robert Diener's USDOT number is 1558624. No MC docket number is on file.
Is Robert Diener currently authorized to operate?
Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required. The federal bulk file showed this carrier active as of 2026-08-27. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Robert Diener have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Robert Diener's safety record?
In the last 24 months, FMCSA records show 1 of 1 vehicle inspection ending out-of-service for Robert Diener, too few inspections for a stable rate. FMCSA records also show 0 recordable crashes in the same window.
What is Robert Diener's CSA score?
FMCSA does not publish a single CSA score for carriers. Robert Diener's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Robert Diener's FMCSA safety rating?
Robert Diener 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.
Changes over time
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