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.