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The 10 Best General Contractors in Portland (2026)
This list ranks Portland general contractors using a Bayesian-style score built from Google ratings: each business’s average rating weighted by its number of reviews, updated for 2026. We focused on contractors that show strong, consistent feedback on Google so readers can see both high scores and meaningful review volume. Portland’s housing stock and commercial landscape demand reliable general contracting work across dense central neighborhoods and spread-out southeast corridors, so the list highlights options across the city. Use it as a starting point for comparing reputations before you request bids, check licenses, or meet contractors in person.
This ranking is computed from Google reviews (our method). Listings marked Partner are paid advertising spots: they sit alongside the ranking without changing its order.
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Tommy Builders
Tommy Builders tops our list thanks to a flawless 5.0 Google rating combined with the largest review count among five-star firms (128 reviews), which gives it strong weight in our ranking method. The business is listed as a General contractor and is located on SE Madison in Southeast Portland, reflecting a solid local presence. The combination of perfect scores and substantial review volume is why Tommy Builders rises above other highly rated firms in this 2026 update.
The full ranking
Lo’s Contracting, Inc.
Lo’s Contracting, Inc. is also rated 5.0 with 107 Google reviews and appears under the General contractor category, located on NE 122nd Ave in Northeast Portland.
107 reviews
Green Light Construction
Green Light Construction posts a 5.0 average from 33 Google reviews and is categorized as a General contractor; its address on NE Mallory Ave places it in Northeast Portland.
33 reviews
Paul Cottle Construction
Paul Cottle Construction shows a 5.0 rating with 33 reviews and is listed as a Construction company; the business address on NE 54th Ave indicates a Northeast Portland location.
33 reviews
Mayer Construction Inc Portland
Mayer Construction Inc Portland carries a 5.0 score based on 26 Google reviews and is listed as a Demolition contractor, with an address on SW Montgomery St in Southwest Portland.
26 reviews
J&R NW Construction
J&R NW Construction has a perfect 5.0 from 23 reviews and appears under Construction company; its location on SE Division St places it in Southeast Portland.
23 reviews
RJ Ramos Construction and Electrical Co.
RJ Ramos Construction and Electrical Co. maintains a 5.0 rating with 20 Google reviews and is categorized as a Construction company, located on SE Powell Blvd in Southeast Portland.
20 reviews
Walsh Construction Co
Walsh Construction Co holds a 5.0 score from 20 reviews and is listed as a General contractor; the address on SW 1st Ave situates it in Southwest Portland.
20 reviews
ADC CONSTRUCTION LLC
ADC CONSTRUCTION LLC posts a 5.0 rating with 20 Google reviews and is listed as a Construction company; its address on SE Bush St places it in Southeast Portland.
20 reviews
ZURC CONSTRUCTION-GENERAL CONTRACTOR IN PORTLAND,OR
ZURC CONSTRUCTION-GENERAL CONTRACTOR IN PORTLAND,OR has a 5.0 Google rating based on 18 reviews and is categorized as a General contractor, located on SE Flavel St in Southeast Portland.
18 reviews
Frequently asked questions
How should I choose a general contractor in Portland?
Start by checking online reviews, licenses, insurance, and recent project photos to gauge quality and consistency. Meet multiple contractors to discuss scope, timelines, and communication style, and ask for references from projects similar to yours before making a decision.
What should I check before signing a contract?
Ensure the contract includes a clear scope of work, payment schedule, timelines, permit responsibilities, and change-order procedures. Verify the contractor’s insurance and licensing information, and confirm who is responsible for subcontractors and clean-up.
When is the right time to call a general contractor?
Contact a contractor once you have a basic idea of your goals and budget, or earlier if you need help turning concept into feasible plans. Calling before major purchases or permit filings can help avoid costly changes later in the project.
How was this ranking built and updated?
The ranking is based on Google ratings using a Bayesian-style approach that weights each business’s average score by its number of reviews, so firms with many strong reviews rank higher than those with the same score but fewer reviews. The list was updated using Google data current for 2026.