THOMAS L MASON

USDOT 1664592 ยท Active ยท Doing business as EXTREME TREE SERVICE

Active, interstate carrier, small fleet (3 power units) โ€” no FMCSA safety rating on record (common).

Carrier identity

USDOT Number1664592
MC Numberโ€”
Legal NameTHOMAS L MASON
DBA NameEXTREME TREE SERVICE
Entity Typeโ€”
Phone6513386113
Address6245 JOHN F KENNEDY DR, Deforest, WI, 53532

Authority & safety

Operating StatusActive
Operation TypeInterstate
Safety RatingNone on record โ€” most carriers have not received a formal FMCSA safety rating.
Hazmat Flagfalse

Safety ratings: S = Satisfactory, C = Conditional, U = Unsatisfactory. A carrier with no rating has not been through a full FMCSA compliance review โ€” this is common and not itself a red flag.

Fleet & operations

Power Units (trucks)3
Drivers2
Recent Annual Mileage32,000
Last MCS-150 Filing15-FEB-26

THOMAS L MASON operates 3 power units โ€” a larger fleet than 77% of carriers registered in WI.

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