Rated 4.73 / 5 from 11 reviews
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Luminalt Locally owned and located in San Francisco, Luminalt designs and installs solar electric, solar hot water, and electric vehicle charging stations in the San Francisco Bay Area. Founded in 2004, Luminalt's focused and sustained commitment to the highest standard of quality and customer-satisfaction have made us the leading installer in the Bay Area, installing more solar in San Francisco than any other company.

Luminalt's growth has been driven by client referrals. Unlike solar installers that use satellite imagery to design a system, Luminalt does a free comprehensive on-site solar site analysis before providing a turnkey solar solution.
Business details
  • Year established: 2004
  • Employees: 25
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Founded in 2004, Luminalt's focused and sustained commitment to the highest standard of quality and customer-satisfaction have made us the leading Bay Area Solar Installer, installing more solar in San Francisco than any other Bay Area Solar Company.
Reviews (11)
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S. J.
May 21, 2020
Yes, the panels work. I think? I'm pretty sure. However, the installation process was a disorganized mess. Only to be followed by my finding that our solar generation and power usage had been wrong for 2 years so the app data was useless. They have yet to resolve it. Lots of promises around project management, service, etc but very little actual follow through.

Extremely disappointing as we went with them bc they are a local company. The halo effect of "they're local!" only last so long - this is an extremely expensive system that needs to work reliably.
Ryan Pickering
Apr 04, 2019
Luminalt is the gold standard of San Francisco solar power. Committed to quality, safety, technology and industry best practices, Luminalt is up to the challenge of changing the way SF is powered. Here is a flat roof installation I recently collaborated with Luminalt on using SunPower panels.
Judy Griffin
Dec 06, 2016
Interviewed a few companies and found Luminalt to be the best of them all. They really care about customer service and it shows from their consultation all the way to the installation. They kept me updated on every stage of the progress. The best part was the installation. They hire local people who are enthusiastic about their work and it shows. They estimated 3 days and got it all done in 2!

I'd like to give a shout out to Pamela who was the project lead. She was great to work with during the installation. She ran a tight and efficient crew. Kept everyone motivated and focussed. Keep up the awesome work!
Veronica
Nov 12, 2016
There are several solar companies serving the city of San Francisco, but I chose Luminalt mainly because of their customer reviews of how good Luminalt's service is. Now, I can attest to the fact that Luminalt really did an outstanding job in installing our solar panels! Luminalt is an honest company with outstanding customer service from CEO to office staff.
Gary
Jul 24, 2016
They showed up on time and left the work site spotless. Did not freak out about the dogs in the yard. Got the job done in 2 days instead of 3. Great! Showed us digital pictures of what the roof looked like. Beautiful!
Susanne
Feb 14, 2016
From my first phone call requesting information about Going Solar to the final inspection of the installed system, the wonderful professionals at Luminalt handled everything with terrific organization and service. Paperwork, installation and scheduling follow-up - all was outstanding. Many thanks for making it so easy for me.
Buck Clay
Jan 18, 2016
Luminalt was very friendly, responsive, and accommodating throughout the entire process of installing a 4kW solar system. They did quality work and I'm happy with the result. Because they are a San Francisco company, you also get to take advantage of the city's solar benefits program (which incentivizes local installers).
Buck Clay
Sep 20, 2015
Luminalt was very friendly, responsive, and accommodating throughout the entire process of installing a 4kW solar system. They did quality work and I'm happy with the result. Because they are a San Francisco company, you also get to take advantage of the city's solar benefits program (which incentivizes local installers).
Kwang
Sep 12, 2015
Luminalt were great throughout the process. They are a small, locally-owned business and were very appreciative of my business. They clearly explained all of the steps involved in the process and took care of all of the paperwork required for permits and rebates. They also helped me find financing for the installation. The installation team was friendly, very efficient and neat.
David
Aug 16, 2015
Very professional, concientious, courteous crew. They made getting everything installed very easy. There was very little disruption to our day to day life, which we really appreciated. Luminalt is a pleasure to work with. I wouldn't hesitate to recommend them to other people who are interested in having a solar system installed.
Chris Reyes
Sep 12, 2014
Luminalt not only offers a healthy and sustainable solution to the environment but does so by hiring people from the community! An AMAZING company!