Top 9 Plumber in Portland, OR

Verify the contractor's CCB number directly through the Oregon Construction Contractors Board database to ensure their bond and insurance are currently active.

Request a digital copy of the sewer scope video footage to independently confirm the condition of your lateral before authorizing expensive excavation.

Ask specifically if the plumber is experienced with retrofitting older galvanized steel plumbing to modern PEX or copper systems to avoid common galvanic corrosion issues.

Confirm the plumber provides a written, itemized estimate that explicitly includes the cost of pulling local city permits.