Photo: Spicypepper999 (CC0) via Wikimedia Commons
Portland, OR Contractor directory
Excavation contractors in Portland, OR
16 verified excavation contractors serving Portland.
Portland excavation guide
Ground conditions, permits & project requirements in Portland
Hiring for excavation or concrete work in Portland? This local research covers the soil, permit, and site conditions a Portland contractor will work around — so you can compare bids with the same facts they use.
Skip to 16 contractorsPermits & requirements
Call Oregon 811 before you dig — the state requires at least 2 working days of notice.
Frost depth & footing depth
In Oregon, footings typically need to extend below the frost line, which is around 24 inches here. A local contractor will confirm the code requirement for your site.
Contractor licensing in Oregon
Excavation and grading work in Oregon typically requires a state license (OR CCB license).
Regulator: Oregon Construction Contractor Board.
Verified local listings
Excavation & concrete contractors serving Portland
16 verified listings
Superior Underground
demolition, excavation, grading, hauling trucking, septic systems, site prep
PDX DIGGER LLC
demolition, excavation, foundations, pond water management, trenching underground
Excellence Excavating & Rockeries
demolition, driveways, excavation, grading
River City Environmental
Portland, OR
excavation, hauling trucking, land clearing, pond water management, septic systems
Valley Excavating Specialists
demolition, erosion control, excavation, foundations, grading, land clearing
10 years in business
Northwest Infrastructure LLC
Portland, OR
concrete cutting removal, demolition, excavation, hauling trucking, retaining walls, site prep
No reviews yet
No reviews yet
No reviews yet
No reviews yet
No reviews yet
Area-specific FAQ
Do I need to call before digging in Portland?
Yes. You should contact Oregon 811 at least 2 working days before any digging so underground lines can be marked.
How deep do footings need to be in Oregon?
In Oregon, footings typically need to extend below the frost line, which is around 24 inches here. A local contractor will confirm the code requirement for your site.