3 Mountains Plumbing 3 Mountains Excavation 3 Mountains Heating & Cooling

Registered as Treble Seven LLC

Plumber or heating and cooling contractor in Portland, Multnomah County, OR

(503) 670-1342

5304 N Albina Ave, Portland, OR 97217

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Federal record

USDOT number: 3424629
Status: Active carrier
Registered since: 2020
Fleet: More than 10 trucks

A USDOT number is the federal registration for companies that run commercial trucks. This record comes from the FMCSA registry. How we use it

State license record

Licensing body: Washington State Department of Labor and Industries
License number: 3MOUNHS744JH
Class: Plumbing contractor
Status: Active

Check the registration lookup (choose a Search by option first). List read September 22, 2026

About this contractor

3 Mountains Plumbing 3 Mountains Excavation 3 Mountains Heating & Cooling registered with USDOT in 2020 and has held the registration for 6 years. That's shorter than the median of 19 years among the 15 registered carriers listed in Multnomah County. Fleet on its registration: more than 10 trucks. It's one of 114 plumbers and heating and cooling contractors listed in Multnomah County.

Verify this record on FMCSA’s SAFER system (USDOT 3424629)