Ching Y.
11/1/2025
My husband and I were looking into getting solar this year. We google searched companies near our location and Semper Solaris popped up. Doing research on the company we found that it was a...
Semper Solaris
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2505 Amaral Ct
Hayward, CA 94544
Looking to install Solar Panels in Hayward? Semper Solaris has got you covered. Veteran-owned and operated Semper Solaris is a local Hayward Solar Installation and home improvement company specializing in Residential Solar Installation, Solar Panel Services, Battery Backup as well as an array of other home improvement options! We truly embody the inspiration behind our name Semper Fidelis, and promise to remain always faithful to the ones that matter most! Our customers! Give us a call to join the Hayward Solar Panel revolution today! We will handle any and all of your Hayward Solar Loans to help your Residential Solar transition as smoothly as possible!
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Reviews
3.0366 reviews
Brian G.
10/9/2025
These guys took off old roof put on new roof and gutters in 3 days .. they were courteous, knowledgeable, and honest to goodness great ! I am very very happy with the service and knowledge of...
Joseph L.
8/1/2025
In 2022 we spent over 150K purchasing nearly all of their products. We bought their roof, insulation replacement, gutters, gutter screens, solar panels, house backup batteries, and entire HVAC...
Anthony
1/6/2026
So much to this story, but keeping it simple. Had issues with PV and Inverter. All equipment was bought and Installed from Semper Solaris. Inverter and PV warranty expired and for $299 they came...
Rico E.
12/12/2025
On 12/4/25 the installers could not complete the project after putting up the panels and batteries due to darkness. They could not not come back the next day due to another scheduled project and...
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