Top California Solar Companies (51)

Facility Solutions Group (FSG) is a national provider of electrical, lighting, signage, and technology solutions for commercial and industrial facilities. One of the top 50 electrical contractors in the United States, FSG offers a comprehensive range of design, engineering, construction program management, and facility services, including energy management and solar energy solutions, to keep critical building systems running efficiently across...

Sunnova is a leader in residential solar, battery storage and system protection services, with customers across the U.S. and its territories. We are your source for clean, affordable, and reliable energy, with a simple mission: to power energy independence so our customers have the freedom to live life uninterrupted™.

Soligent Distribution, a subsidiary of Soligent Holdings Inc., is the largest solar distributor in the Americas, supplying thousands of solar installers and contractors with solar energy equipment, engineering services and project financing solutions. Soligent has been a pioneer in the solar industry since 1979 and continues to drive the market forward with innovative solutions ranging from materials management to project...

Throne Labs is a technology company on a mission to meaningfully expand public restroom access. They design and operate a network of smart, self-contained, and modular portable restrooms that leverage IoT sensors and data-driven servicing to ensure high standards of cleanliness and accessibility. Their tech-enabled, solar-powered units are designed for rapid deployment in urban areas, parks, and transit hubs.

EPC Power Corp. develops and manufactures high-power conversion systems, including inverters, for applications such as energy storage, solar, data centers, and microgrids.

Sunworks, Inc. (NASDAQ: SUNW) is a premier provider of high performance solar power systems. We are committed to quality business practices that exceed industry standards and uphold our ideals of ethics and safety. Sunworks continues to grow its presence, expanding nationally with regional and local offices. We strive to consistently deliver high quality, performance oriented solutions for customers in a...

Wheelhouse Credit Union is a full-service, not-for-profit financial institution committed to eco-friendly initiatives, offering consumer banking services, high-yield accounts, and loans including auto, home, and solar financing.

Recurrent Energy is a leading utility-scale solar and energy storage project developer, delivering competitive, clean electricity to large energy buyers. Based in the U.S., Recurrent Energy is a wholly owned subsidiary of Canadian Solar Inc. and functions as Canadian Solar’s U.S. project development arm. Recurrent Energy has approximately 5 GW of solar and storage projects in development in the U.S.

d.light makes reliable, affordable solar energy accessible to low-income families and underserved communities worldwide. The company designs, manufactures, and distributes solar home systems, lanterns, inverters, appliances, and smartphones, supported by flexible PayGo financing. Its products provide clean, dependable power for homes, businesses, and health facilities, helping improve education, health outcomes, safety, and economic opportunity in off-grid and underserved areas.

Pearce Services is a leading national provider of operations, maintenance, and engineering services for mission-critical infrastructure. The company specializes in delivering tech-enabled solutions for the renewable energy, electric vehicle (EV), battery energy storage, and telecommunications sectors. Through a focus on reliability and innovation, Pearce helps its clients optimize asset performance, maximize uptime, and build a more connected and sustainable future.

Powerline develops AI systems for monitoring and operation of energy assets, enhancing the performance in power markets and reducing emissions.

Cal Solar Inc. (California Solar Integrators, Inc.) is a market-leading design-build engineering and construction company delivering renewable energy solutions throughout California. It self-performs solar PV, solar water heating, battery energy storage, and EV charging systems for multifamily, commercial/industrial, and public works projects, handling every phase in-house from evaluation, design, and engineering through permitting, procurement, installation, commissioning, and maintenance, plus financing,...

Power Factors develops software that accelerates the global energy transition by empowering owners and operators of renewable energy to collaborate, automate critical workflows, and make the best decisions to maximize asset returns.

King Energy is a next-generation renewable energy company that specializes in bringing commercial-scale solar power to multi-tenant properties, such as shopping centers and office buildings. Utilizing an innovative financing model and advanced billing software, the company installs solar infrastructure at no cost to property owners, creating financial value for both owners and tenants while accelerating the adoption of clean energy...

Reflect Orbital is developing technology to sell sunlight to those who need it. We imagine a future where sunlight continues powering solar farms and providing lighting after the sun sets. We’re a small team of engineers who make progress by building things quickly and iteratively. Time is our greatest constraint. Join us.

Hanwha Energy USA Holdings Corporation, previously doing business as 174 Power Global, is headquartered in Houston, Texas and is a leading solar energy company wholly owned by Hanwha Energy Corporation. With deep expertise across the solar and battery energy storage system (BESS) development cycle, Hanwha Energy USA partners with landowners, local communities, financial investors, and other stakeholders to build highly...

MYNT Systems is a vertically integrated clean-energy company serving industrial properties. It develops, designs, engineers, finances, builds, and manages energy projects, combining solar photovoltaic systems, battery storage, and EV charging with ongoing monitoring and asset management. Its systems aim to lower customers’ energy costs and can participate in virtual power plants, generating additional revenue by dispatching stored electricity to the...

Founded in 2019, Terabase Energy is a solar technology company whose mission is to reduce the cost and increase the scalability of solar by building an interconnected digital and automation platform for the development, construction, and operations of utility-scale PV power plants.

We believe clean energy and backup storage should be accessible to everybody. That’s why SunPower designs all-in-one residential solar and storage solutions backed by personal customer service and the industry’s most comprehensive warranty. And with more than 35 years of dedicated solar experience, we’re the only U.S.-based solar company that’s been around longer than our 25-year warranty.

The Barona Band of Mission Indians is a federally recognized sovereign nation located in Lakeside, California. Established in 1932, the tribe manages governmental functions including the health, safety, and welfare of its citizens, economic development, and planning. The tribe also operates gaming facilities, using those revenues to support its community and charitable organizations throughout the San Diego region.