Expertise.com

2024

Last updated:

Best Solar Companies in Berkeley

Our Recommended Top 7

We did the research for you!

  • Licensing
  • User Reviews
  • Mystery Shopping Calls

Our goal is to connect people with the best local professionals. We scored Berkeley Solar Companies on more than 25 variables across five categories, and analyzed the results to give you a hand-picked list of the best.

7Reviewed

7Curated

7Top Picks

Learn about our selection process.

Providers

featured provider = Featured Provider

Website
1455 4th Street, Berkeley, CA 94710
  • Rooftop

Why choose this provider?

Since the 1970s, A1 Sun, Inc. has been helping homes and businesses in Berkeley and neighboring areas reduce their energy bills, add value to their property, and reduce their carbon footprint. Its team handles every stage of a solar project, including onsite evaluation, custom design, permitting, and solar PV system installation. The family-owned and family-operated business also creates solar domestic water heaters and vehicle chargers. A1 Sun collaborates with brands such as LG and SunPower.

License Verified:

License: 891743

California Electrical Contractors State Licensing Board

Reputation:

We scour the internet for reviews from well-known resources. Each provider is evaluated based on the quality and quantity of their reviews, their presence on multiple review sites, and their average minimum rating.
5.0
Yelp
5.0 / 5 (34)
Google
5.0 / 5 (9)

Professionalism:

We hire mystery shoppers to call our providers anonymously and evaluate them. Providers who respond quickly, answer questions thoroughly, and communicate politely score higher.
5.0
Responsiveness
Friendliness
Helpfulness
Detail

Website
1320 Potrero Avenue, San Francisco, CA 94110
  • Groundmount
  • Rooftop

Why choose this provider?

Luminalt is a locally owned solar company serving residential and commercial customers in Berkeley. It installs solar systems and energy storage, assisting clients in switching to solar energy. The company works with various multifamily projects, including condominiums, apartments, and housing. Luminalt, founded in 2004, is an advocate for environmental sustainability and larger-scale policy. CEO and co-founder Jeanine Cotter is a California Solar & Storage Association. The company is an Elite SunPower dealer and Tesla Powerwall certified installer.

License Verified:

License: 845219

California Electrical Contractors State Licensing Board

Reputation:

We scour the internet for reviews from well-known resources. Each provider is evaluated based on the quality and quantity of their reviews, their presence on multiple review sites, and their average minimum rating.
4.9
Yelp
5.0 / 5 (68)
Google
4.2 / 5 (9)
Facebook
5.0 / 5 (6)

Professionalism:

We hire mystery shoppers to call our providers anonymously and evaluate them. Providers who respond quickly, answer questions thoroughly, and communicate politely score higher.
5.0
Responsiveness
Friendliness
Helpfulness
Detail

Website
5809 Mission St, San Francisco, CA 94112
  • Commercial
  • Rooftop

Why choose this provider?

All Bay Solar Construction Inc offers renewable energy resources to clients throughout the Berkeley metro and the surrounding areas. It helps individuals lower their electricity bills while obtaining enough energy for their needs by providing solar panel installation services. Its solar energy storage technologies also prevent blackouts and reduce carbon footprint and harmful emissions. It carries solar technologies from Enphase, Telsa, and SunPower. The company serves residential and commercial properties. Roofing installation services are also available.

License Verified:

License: 962034

California Electrical Contractors State Licensing Board

Reputation:

We scour the internet for reviews from well-known resources. Each provider is evaluated based on the quality and quantity of their reviews, their presence on multiple review sites, and their average minimum rating.
4.5
Google
4.8 / 5 (5)
Facebook
5.0 / 5 (5)
Yelp
1.0 / 5 (1)

Professionalism:

We hire mystery shoppers to call our providers anonymously and evaluate them. Providers who respond quickly, answer questions thoroughly, and communicate politely score higher.
5.0
Responsiveness
Friendliness
Helpfulness
Detail

Website
3130 Crow Canyon Road, Ste F, San Ramon, CA 94583
  • Commercial

Why choose this provider?

SkyPower Solar offers residential and commercial energy solutions in the Berkeley neighborhood. Its team designs and installs roof-mounted and ground-mounted systems, as well as solar panels for electric vehicles. The installation process includes on-site evaluation, financial analysis, inspections, and performance monitoring. The company uses technology from Sunpower and Panasonic Solar. It also offers Tesla Powerwall, a backup solar energy storage. SkyPower Solar was established in 2001. It has worked with Salad Cosmo and Athenian School.

License Verified:

License: 800947

California Electrical Contractors State Licensing Board

Reputation:

We scour the internet for reviews from well-known resources. Each provider is evaluated based on the quality and quantity of their reviews, their presence on multiple review sites, and their average minimum rating.
4.5
Yelp
4.5 / 5 (40)
Google
4.3 / 5 (13)

Professionalism:

We hire mystery shoppers to call our providers anonymously and evaluate them. Providers who respond quickly, answer questions thoroughly, and communicate politely score higher.
5.0
Responsiveness
Friendliness
Helpfulness
Detail

Website
822 Hartz Way, Suite #240, Danville, CA 94526
  • Rooftop

Why choose this provider?

NorthStar Solar is a C-46 Solar and General B construction business that offers solar energy solutions throughout Berkeley and the surrounding communities. Its team provides solar power design and installation services combined with roof replacement and repair solutions. The company also offers EV chargers and backup batteries. Each of its projects is overseen by master solar power and roofing installers. NorthStar Solar is a privately and locally owned company that uses industry-standard American solar panel technology.

License Verified:

License: 1006316

California Electrical Contractors State Licensing Board

Reputation:

We scour the internet for reviews from well-known resources. Each provider is evaluated based on the quality and quantity of their reviews, their presence on multiple review sites, and their average minimum rating.
5.0
Google
5.0 / 5 (16)
Facebook
5.0 / 5 (9)

Professionalism:

We hire mystery shoppers to call our providers anonymously and evaluate them. Providers who respond quickly, answer questions thoroughly, and communicate politely score higher.
5.0
Responsiveness
Friendliness
Helpfulness
Detail

Website
4501 O'Hara Ave, Brentwood, CA 94513
  • Commercial
  • Groundmount
  • Rooftop

Why choose this provider?

United Solar Electric serves clients in Berkeley who wish to install renewable energy equipment. The team designs and sets up solar panels and home battery options to raise a household's power efficiency and lower its dependency on the grid. These installations qualify homeowners for the legislative incentives surrounding green energy under environmental statutes. The crew tailor-fits every project and layout to fit the unique circumstances and geographical quirks of each venue, avoiding conventional cookie-cutter approaches.

License Verified:

License: 1049650

California Electrical Contractors State Licensing Board

Reputation:

We scour the internet for reviews from well-known resources. Each provider is evaluated based on the quality and quantity of their reviews, their presence on multiple review sites, and their average minimum rating.
5.0
Google
5.0 / 5 (15)

Professionalism:

We hire mystery shoppers to call our providers anonymously and evaluate them. Providers who respond quickly, answer questions thoroughly, and communicate politely score higher.
5.0
Responsiveness
Friendliness
Helpfulness
Detail

Website
855 Marina Bay Pkwy Ste. 280, Richmond, CA 94804
  • Commercial
  • Groundmount
  • Rooftop

Why choose this provider?

Ally Electric and Solar Inc. is a locally owned and operated business that has been serving the Berkeley area since 2002. Its team installs roof-mounted solar energy systems. The process involves evaluating clients' energy requirements, designing custom systems, and taking care of the paperwork. The company also serves as a subcontractor for commercial clients who need teams to maintain their solar power systems. Ally Electric and Solar is a certified green business through the California Green Business Network.

License Verified:

License: 806465

California Electrical Contractors State Licensing Board

Reputation:

We scour the internet for reviews from well-known resources. Each provider is evaluated based on the quality and quantity of their reviews, their presence on multiple review sites, and their average minimum rating.
4.6

Professionalism:

We hire mystery shoppers to call our providers anonymously and evaluate them. Providers who respond quickly, answer questions thoroughly, and communicate politely score higher.
5.0
Responsiveness
Friendliness
Helpfulness
Detail