Registration only
No federal operating authority on file — likely a private or intrastate fleet. That can be perfectly legitimate.
Federal record
A-1 Insulation Co Of Saginaw Inc
USDOT 1721327
Entity type
Carrier
Location
Saginaw, MI
Phone
(989) 790-0017
Email on file
A1•••@H•••.COM
Power units
4
Drivers
4
First on record
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Last MCS-150 filing
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TenFour keeps a page for every USDOT registration so brokers and shippers can verify status — inactive companies get this records view, not a website. The full site unlocks if authority is reinstated.