Luminalt Solar Energy Solutions

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10 Carolina St
San Francisco, CA 94103
+1 (415) 641-4000
http://www.luminalt.com

Luminalt Solar Energy Solutions is a San Francisco-based solar and energy storage installation company founded in 2004 by Jeanine and Noel Cotter. Known for its strong emphasis on customer satisfaction and community involvement, Luminalt specializes in designing creative rooftop solutions tailored to the challenges of dense urban environments.

The company has established itself as a leader in the California solar industry by providing installations for both residential and nonprofit organizations while focusing on local advocacy for solar energy. With a commitment to creating personalized solutions, Luminalt aims to help customers save money and enhance energy reliability through innovative solar and battery storage systems.

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5.082 reviews
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Brian K.
5/29/2025

Top notch job and project management - I'm really happy after working with Luminalt. They came in right on budget and prices were competitive with some of the less-established companies. Waiting...

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Dan H.
8/25/2025

Very unprofessional, hired and failed. Prices double others. Trying to get work done since September 2024 and now they decided they don't want to do it even though they made the agreement.

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Nicolas M.
1/20/2025

Highly professional team, flawless execution of a difficult solar + battery project. I couldn't be more happy with Luminalt. After initially working with another solar company recommended by a...

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David B.
1/23/2024

Trustworthy company that does excellent work. They installed collectors on my cantilevered solar canopy that tops my Net Positive Zero Cottage" residence in San Francisco.

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Antonio K.
5/16/2024

This is the second time I hire them, first about 7 years ago to install the solar panels, this time to install a powerwall (battery backup) in case of blackout. I would say they still deliver the...

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