Top
SolarUnion Why Hire a Diamond Certified Company? Get A Free Quote

Why Hire Our Diamond Certified Company?

San Francisco Solar Experts Operating at a Higher Standard

Diamond certified badgeAt SolarUnion, we understand that it is difficult to find a solar company you are confident with signing a contract for 25 years and letting them drill holes in your roof. Being Diamond Certified means that our team keeps our promises which are backed up by unbiased satisfaction, performance, and customer ratings. As the only Diamond Certified solar company in the Bay Area, we are held accountable to our own high standards, proudly exceeding our customers’ expectations at every turn. We want to make the solar process as accessible as possible, and we proudly walk our customers through the process from start to finish, treating you like family every step of the way.

Comprehensive Solar Developers

We offer fully licensed, insured, and bonded San Francisco solar experts who design, sell, install, and operate your solar energy system, backed by some of the strongest warranties in California. We are fully certified and highly trained to help you from the beginning of your project and years into the future. With SolarUnion your investment will be contractually protected for a minimum of 25 years, with no unexpected out-of-pocket expenses for maintaining your system. This means that if the system under performs, we will fix it, labor and parts included, at no cost to you for 25 years.


Trust our experienced and certified team with your next solar service! Call (888) 815-6633 today.

Read Our 5-Star Reviews The Opinions That Matter MOST
“The customer service was excellent, and they went above and beyond my expectations. They are heads and tails above all of the other installers I interviewed.” - Rob

In addition to our comprehensive performance guarantee, SolarUnion always provides:

  • Thorough education about your solar investment
  • A complete roof inspection to ensure your home is ready for solar
  • High performance systems for permanent electrical consumption offset
  • Proactive monitoring services at no extra cost to you
  • Complete transparency in all our work and costs
  • Compensation for any lost energy output
  • Long-term partners providing timely maintenance for years to come

Being Diamond Certified means that we respect you, your budget, and your energy needs. We have a legacy of happy residential customers throughout California, having performed thousands of jobs. Let SolarUnion be your turnkey solar solution for years to come.


Contact our San Francisco solar company online or call us at (888) 815-6633 for your solar energy needs.

Why Work With SolarUnion? Learn More

Schedule Your Consultation TURN TO OUR TEAM OF PROFESSIONALS

  • Please enter your first name.
  • Please enter your last name.
  • Please enter your phone number.
    This isn't a valid phone number.
  • Please enter your email address.
    This isn't a valid email address.
  • Please enter your Address.
  • Please enter your city.
  • Please enter your zip code.
  • Please make a selection.
  • Please enter a message.