Maass Refrigeration Service LLC (USDOT 4514756)
Monitor- DOT number
- USDOT 4514756
- 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's USDOT registration active as of Sep 19, 2026. 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
- 5 power units, 5 drivers
- Operation type
- Intrastate Non-Hazmat
- Physical address
- 1221 W MAIN ST, WATERTOWN, WI 53094-3566
- MCS-150 last filed
- Jan 2026
Frequently asked questions
What carrier is DOT 4514756?
DOT 4514756 (USDOT 4514756) is Maass Refrigeration Service LLC, an intrastate non-hazmat motor carrier.
What is Maass Refrigeration Service LLC's USDOT number?
Maass Refrigeration Service LLC's USDOT number is 4514756. No MC docket number is on file.
Is Maass Refrigeration Service LLC 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's USDOT registration active as of Sep 19, 2026. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Maass Refrigeration Service LLC have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Maass Refrigeration Service LLC's safety record?
FMCSA records show no vehicle inspections for Maass Refrigeration Service LLC in the last 24 months, so there is no out-of-service rate. FMCSA records also show 0 recordable crashes in the same window.
What is Maass Refrigeration Service LLC's CSA score?
FMCSA does not publish a single CSA score for carriers. Maass Refrigeration Service LLC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Maass Refrigeration Service LLC's FMCSA safety rating?
Maass Refrigeration Service LLC 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.
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Reconstructed from cached and fleetfax-ingested FMCSA public records, so it may be out of date. Records loaded Sep 19, 2026. Verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment. FMCSA status