Solar Quality Awards

At Clean Solar, quality assurance is our top priority. We are recognized as a preeminent leader in the solar industry and have received many accolades for our Clean Solar quality installations and unparalleled customer service. Here is a sampling of what independent third party organizations we are listed on. Click on the company’s logo to see what homeowners and business owners are saying about us.

Clean Solar is 5-star rated overall on Yelp and recently reached the milestone of 200 5-star reviews, making us the solar installer with the most 5-star reviews. We hit our 200 5-star reviews milestone in 2017.

MetroActive organizes the Best of Silicon Valley reader poll, inviting all to vote for their favorite Silicon Valley businesses. In 2015, the “Best Solar Company” category was added to the nominations and Clean Solar was named its first winner.

In the 2018 Voter Poll of San Jose Mercury News, Clean Solar was voted Best in Silicon Valley for "Best Solar Installer". This is our seventh consecutive win in this category, winning the award since 2012.

To become a Certified B Corporation, a rigorous evaluation was conducted and we met the comprehensive performance standards to qualify. B Corps are new companies which use the power of business to solve social and environmental problems and meet higher standards of social and environmental performance, transparency and accountability.

Among other B Corporations, Clean Solar was recognized as Best for the World 2019 in the Best for Environment category administered by the nonprofit B Lab. The assessment measures a company's impact on the world.

The very nature of Clean Solar’s business is to save Bay Area home and business owners money on their electricity bills by generating their own clean, renewable solar power. This subsequently reduces a home or businesses’ greenhouse gas emissions. Aligning with their philosophy, Clean Solar has also made tremendous strides to reduce their own emissions as a business and has now been honored as a CoolCalifornia Small Business Climate Leader.

Solar Power World, the industry’s leading source for technology, development and installation news, compiled a list of the Top 500 Solar Contractors for the year and Clean Solar earned the rank of #1 for local Bay Area residential solar installers based on total megawatts installed. The list represents the best residential and commercial solar contractors in the entire United States and overall, in 2018 Clean Solar ranked #227 out of 500.
And in 2017, Clean Solar ranked #225 out of 500 and the year before that ranked #179 overall out of 400.

For the third consecutive year, Inc. 5000 magazine ranked Clean Solar on its annual, exclusive ranking of the nation's 5,000 fastest-growing private companies. Clean Solar ranked top 20 for all energy companies in California. In fact, for the third consecutive year, Clean Solar is the only energy industry company in the San Jose-metro area to make the list.

Clean Solar has received recognition as one of the Bay Area’s 2015 Top Workplaces by the Bay Area News Group, this is our second consecutive year making the list! Recognition is based solely on surveys about the workplace completed by the company’s employees. We are the top solar company in the Bay Area to work for!

Clean Solar has an ‘A+’ Rating with the Better Business Bureau. BBB strives to provide an ethical marketplace with high standards of integrity and performance where buyers and sellers can trust each other.

Cleans Solar is an “A” Rated Solar Contractor on Angie’s List. This consumer-driven service creates a diverse forum of graded reviews on consumers’ real-life experience with local service providers.

Best of the Bay KRON Television Channel 4 in 2011 awarded Clean Solar the title of "Best Solar Installer in San Jose".

On the 2015 list, Clean Solar ranked #7 overall for kilowatts installed in 2013. In fact, we were the top-ranked exclusively residential solar installer. Clean Solar also ranked #3 for total number of solar systems installed locally in 2013 and ranked #4 for kilowatts of residential systems installed locally in 2013. On the 2013 list, we were ranked at #9 for total cost of systems installed in 2011.

Good Times Magazine in Santa Cruz, California runs the annual "Best of Santa Cruz" reader poll to celebrate the best local businesses serving Santa Cruz County. In their 2015 poll, Clean Solar was a runner-up for "Best Solar Company".

On the 2013 list for the Top 250 Solar Contractors, Clean Solar ranked as #161. Of the solar companies installing residential solar in California, Clean Solar is the largest local installer in the Bay Area, ranking #56 among all U.S. residential installers and #3 among all Bay Area residential installers.


We are a licensed, bonded, and incorporated solar electric photovoltaic (PV) contractor – CA Contractors License #910849. We are members of CALSEIA and NorCal Solar – two of the finest non-profit solar organizations in California. We are proud members of the Home Builders Association of Northern California.


We meet or exceed all state requirements regarding liability insurance. Clean Solar carries $1M in liability insurance and $2M general aggregate insurance.


As solar energy technology evolves, the Clean Solar team keeps up to speed with all technological advancements, class certifications, and workers comp.


Clean Solar partnered with Metro Ed vocational school in San Jose to build and teach the school’s new solar installation class. We built a curriculum from scratch and taught the industry’s future installers the solar industry’s best practices.