The #1 Choice
for Clean Energy
A+ BBB Rating - Unrivaled Bankability - Experience that Matters
When times get tough
A+ BBB Rating – Unrivaled Bankability – Experience that Matters
Our promise: unrivaled bankability
Since 1978, Michael Rietkerk, founder, has been a premier General – B contractor operating throughout the state of California. For over 40 years, the Rietkerk family has been fulfilling its promises to tens of thousands of California’s home owners. With an unmatched reputation in residential construction, an unwavering focus on customer service and satisfaction – quality and delivery is what we do best. The choice is easy. We invite you to join the family!
BEST IN CLASS Warranties
Turn your investment into a guaranteed investment. We’ll cover maintenance and repairs for 25 years. You asked, we delivered.
BEST IN CLASS power Production guarantee
Over 20,000 installs later, 500,000 Enphase (ENPH (NASDAQ) microinverters in service, and thousands of happy customers in our fleet, we know what it takes to build a system to perfection that meets your home energy needs. If you’re not confident that your system is performing as expected, we have you covered, no charge! Ask your representative for more details.
BEST IN CLASS Workmanship
Doing great work is all about treating your home as if it’s our home. From site survey to installation, whether we are working on composite shingle, metal tile, or a ground mount system–we offer a 100% guarantee for our workmanship.
BEST IN CLASS Partnerships & products
We foster the best and most trusted equipment and finance partners in the country for one reason, and one reason only: to maximize long term savings. You can be sure, we care as much as you do.
BEST IN CLASS Warranties
Turn your investment into a guaranteed investment. We’ll cover maintenance and repairs for 25 years. You asked, we delivered.
BEST IN CLASS power Production guarantee
Over 20,000 installs later, 500,000 Enphase (ENPH (NASDAQ) microinverters in service, and thousands of happy customers in our fleet, we know what it takes to build a system to perfection that meets your home energy needs. If you’re not confident that your system is performing as expected, we have you covered, no charge! Ask your representative for more details.
BEST IN CLASS Workmanship
Doing great work is all about treating your home as if it’s our home. From site survey to installation, whether we are working on composite shingle, metal tile, or a ground mount system–we offer a 100% guarantee for our workmanship.
BEST IN CLASS Partnerships & products
We foster the best and most trusted equipment and finance partners in the country for one reason, and one reason only: to maximize long term savings. You can be sure, we care as much as you do.
Years in
Business
Year
Warranty
Avg Day
Install
%
Federal
Tax Credit
Years in
Business
Year
Warranty
Avg Day
Install
%
Federal
Tax Credit
Project Gallery
Too many homeowners across the country choose contractors that apply substandard workmanship to their home projects – Don’t make this mistake! Nexus Energy Systems isn’t just a solar company, our roots go back to custom home building through Rietkerk Construction, founded in 1978. When we adopted solar into our product lineup in 2008, we had one clear advantage over our competitors that has stood the test of time – EXPERIENCE THAT MATTERS.
We specialize in the ability to install on any roof type in any weather and we look forward to the challenge!
equipment vendors
Finance Partners
our customers say it best
News & Articles
Everything you need to know about the Solar 26% Income Tax Credit – SEIA
Solar Investment Tax Credit (ITC) The solar Investment Tax Credit (ITC) is one of the most important federal policy mechanisms to support the growth of solar energy in the United States. Since the ITC was enacted in 2006, the U.S. solar industry has grown by more than...
Nexus Energy Systems Injury and Illness Prevention Program
Emergency Addendum COVID-19 Prevention Employee Training Training will be provided to employees at the point of hire and throughout their employment as needed. Training material and training points will consist of the latest CDC publications and CalOSHA’s COVID19...
Buffett-Backed Solar Project Near Vegas Wins Trump’s blessing
(Bloomberg) -- The Trump administration on Monday approved the largest solar installation in U.S. history, giving its blessing to a Berkshire Hathaway Inc. subsidiary’s 690-megawatt project just north of Las Vegas. When finished, NV Energy’s estimated $1 billion...
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Whether you have an employment inquiry, warranty request, Partnership Inquiry or power production issue, we’re here to help.