Wolverine Sign Works (USDOT 133450)
No blockers or cautions found.
- DOT number
- USDOT 133450
- Operating authority
- No active operating authority on file with FMCSA. 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
- Satisfactory (rating decision 1993-04-07)
- Fleet on file
- 0 power units, 2 drivers
- Operation type
- Interstate
- Physical address
- 923 BRADLEY ST, OWOSSO, MI 48867-2501
- MCS-150 last filed
- 2026-04
Findings
- Safety rating is more than 5 years old (Note): Rating Satisfactory issued 1993-04-07 (33 years ago); most recent FMCSA review 1993-02-19 (33 years ago). Both exceed the 5-year audit cycle
Frequently asked questions
What carrier is DOT 133450?
DOT 133450 (USDOT 133450) is Wolverine Sign Works, an interstate motor carrier.
What is Wolverine Sign Works's USDOT number?
Wolverine Sign Works's USDOT number is 133450. No MC docket number is on file.
Is Wolverine Sign Works currently authorized to operate?
No active operating authority on file with FMCSA. 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 Wolverine Sign Works have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Wolverine Sign Works's safety record?
In the last 24 months, FMCSA records show 0 of 1 vehicle inspection ending out-of-service for Wolverine Sign Works, too few inspections for a stable rate. FMCSA records also show 0 recordable crashes in the same window.
What is Wolverine Sign Works's CSA score?
FMCSA does not publish a single CSA score for carriers. Wolverine Sign Works's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Wolverine Sign Works's FMCSA safety rating?
Wolverine Sign Works's FMCSA safety rating is Satisfactory, from a review decided 1993-04-07.
Changes over time
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