A1 Sun provides a free site evaluation and analysis of your PG&E bills to determine the optimal system for your needs. A1 Sun will design and install a custom array to maximize your system’s production while keeping the aesthetics of your building in mind.

A1 Sun is proud to be an Alameda County Green Business. We also belong to BBB, the Berkeley Chamber of Commerce, Buy Local, Townsquared East Bay, the West Berkeley Design Loop, and the Solano Avenue Association.

The A1 Sun team is dedicated to our community and the larger global environment. This can be seen through in the quality of our work and our commitment to our customers. Our expanded offices in West Berkeley include a warehouse and an improved design center and work area. This allows A1 Sun to better help Bay Area residents and businesses in their decision to Install Solar!

Our top priority is happy and satisfied A1 Sun customers.

1435 4th St Berkeley California 94710 US
License Type: B License #: 891743 #$%info@a1suninc.com..com