Top Rated Solar Contractors Serving Washington County, OR
Last Updated May 15, 2026
701 Review Ratings and 3 Solar Companies Evaluated.
These companies have passed our Preliminary 5-step rating process.
A&R Solar
A&R Solar offers a variety of solar services to residential and commercial clients throughout the Portland area. The company has the training and equipment to handle everything from solar roof tiles and solar panel maintenance to solar water heating and solar panel installations, and its employees focus on delivering first-rate workmanship on every project.
Services
Solar including solar energy solutions, solar panel financing, solar panel installation, solar panel leasing, solar panel maintenance, residential & commercial solar, battery bank services, inverter services, hybrid solar system services, virtual consultation and roof mounted solar panel repair.
Coverage Areas
The Portland Area, including Washington County—key cities including Welches, Wilsonville, Mulino, Damascus, Sandy, Gresham, Troutdale, Sherwood, Gaston, North Plains and Hillsboro.
- 19636 SW 90th Ct Bldg 4
- Tualatin, OR 97062
Green Ridge Solar
Green Ridge Solar provides a wide range of solar services for residential and commercial clients throughout Washington County. The company has the in-house capabilities to handle everything from solar panel installations and solar electric systems to solar energy storage and solar panel cleaning, and its technicians prioritize customer satisfaction in every aspect of their work.
Services
Solar including commercial solar installation, solar energy solutions, solar panel financing, solar panel installation, solar panel leasing, wire installation, generator installation, outlet installation, light fixture repair, electric vehicle charging station installation, electric inspection and circuit breaker installation.
Coverage Areas
The Portland Area, including Washington County—key cities including Molalla, Happy Valley, West Linn, Rhododendron, Bridal Veil, Corbett, Beaverton, Buxton, Manning and Gales Creek.
- 19450 SW Mohave Ct
- Tualatin, OR 97062
DPI Solar
DPI Solar offers a wide range of solar services to residential and commercial clients throughout Washington County. The company has the in-house capabilities to work on everything from solar energy storage and solar repairs to solar system installations and solar panel cleaning, and it customizes each project to meet the client’s budget requirements.
Services
Solar including solar panel financing, solar panel installation, solar panel leasing, solar panel maintenance, solar repair, residential & commercial solar and battery backup.
Coverage Areas
The Portland Area, including Washington County—key cities including Government Camp, Marylhurst, Brightwood, Estacada, Colton, Lake Oswego, Cornelius, Forest Grove, Tualatin and Banks.
- 20345 SW Pacific Hwy Ste 103
- Sherwood, OR 97140
These companies have earned our Pre-Qualified Rating. Learn more about our 5-step process.
Rating Step 1 = Stars
Meet or exceed a
ONE AllRatings star score of 4.5.
Indicates the final super-composite calculation of all reviews scores from all sources, optimized for accuracy and recency.
Read ONE AllRatings methodologyRating Step 2 = License
Verified active and in good standing (when required).
State license bureau data is accessed and analyzed.
Rating Step 3 = Background
Satisfactory status.
Internet searches were performed seeking disqualifying information on each company.
Rating Step 4 = Complaints
Satisfactory status.
Complaint bureau records have been searched seeking disqualifying information on each company.
Search Better Business BureauRating Step 5 = Specialist
Satisfactory status.
Our research specialist verifies all ratings steps have been passed and creates a final report and profile.
Meet our research specialist team
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