Top California Renewable Energy Startups (81)
Improving global health and wellness by changing the way people interact with their environments.
Partnering across the energy landscape to make it easy for customers to save energy and money at home, transforming how we power the world
Global Energy Monitor (GEM) is a San Francisco-based non-governmental organization that catalogs, develops, and analyzes data on energy infrastructure, resources, and uses worldwide. Focusing on fossil fuel and renewable energy projects, GEM provides open access to critical information essential for building a sustainable energy future and supporting the worldwide movement for clean energy through its extensive databases, reports, and interactive...
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...
Global Green USA is a nonprofit environmental organization and the American affiliate of Green Cross International. It supports underserved communities through programs that educate and empower residents to address climate change, while advancing green cities, neighborhoods, schools, affordable housing, climate resilience, and environmental justice. The organization also partners with governments, policymakers, and corporations on sustainability, net-zero planning, reforestation, and reducing...
ChargerHelp! pioneers the future of EV charging with our innovative Reliability as a Service (RaaS) solution. Addressing core challenges in EVSE Operation & Maintenance (O&M), our data-driven approach maximizes charger uptime. Partnering with industry leaders and emphasizing community empowerment, we're committed to elevating EVSE infrastructure reliability. Let's redefine the future of EV charging together. 🚗⚡
Kern Energy is an independent, family-owned and operated refinery producing 'California Clean' transportation fuels, including clean gasoline and renewable diesel. Based in Bakersfield, California, and operating for nearly 90 years, the company serves as a critical supplier for the Southern San Joaquin Valley and is a pioneer in renewable fuel production, helping advance California's clean energy goals and reduce its...
At TransGrid Energy we specialize in developing, owning, and operating utility-scale energy storage and PV projects, fundamental to establishing a resilient and sustainable energy grid.
Silicon Valley Clean Energy (SVCE) is a community-owned agency providing carbon-free electricity to a majority of Santa Clara County communities, motivated by climate action.
Ensurge is Energizing Innovation™ with ultrathin, flexible, and safe energy storage solutions for wearable devices, connected sensors, and beyond. Ensurge's innovative solid-state lithium battery (SSLB) technology is uniquely positioned to enable the production of powerful, lightweight, and cost-effective rechargeable batteries for diverse applications. The company’s state-of-the-art flexible electronics manufacturing facility, located in the heart of Silicon Valley, combines patented process...
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.
We are a green environmental testing and consulting firm, dedicated to providing the highest level of customer service available in the industry. Contact our office at (858) 433-3290 or email us at [email protected] to schedule testing!
Powerline develops AI systems for monitoring and operation of energy assets, enhancing the performance in power markets and reducing emissions.
Los Angeles Cleantech Incubator (LACI) is creating an inclusive green economy for the people of Los Angeles by unlocking innovation by working with startups to accelerate the commercialization of clean technologies, transforming markets through partnerships with policymakers, innovators, and market leaders in transportation, energy and sustainable cities, and enhancing communities through workforce development, pilots, and other programs. Founded as an...
Energy demand across industries is accelerating at an unprecedented pace, and the need for more deployable, efficient, resilient, and scalable infrastructure has never been more critical. The sustainable energy transition alone demands a 3-5x increase in global electricity generation and consumption. Heron Power is building cutting-edge power electronics for the 21st-century grid. We aim to debottleneck the growth of electricity...
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,...
Luminus is a vertically integrated, fast-growing high-tech company that engages in high-power Light-Emitting-Diode (LED) solid-state lighting, lasers, and SiC power semiconductors for a variety of application areas, including industrial UV, IR, medical, projection displays, high-end illumination lighting, horticulture lighting, grid energy storage, EV and automotive industries. Luminus is at the forefront of the ongoing solid-state lighting revolution and SiC power...
Inertia is taking the most direct, scientifically-proven path to commercializing fusion, leveraging the only successful achievement of fusion ignition, using a process that was pioneered at the U.S. Department of Energy’s (DOE) Lawrence Livermore National Laboratory (LLNL). With groundbreaking innovation, transformative technology, and multi-year investment, Inertia is committed to commercializing fusion energy in the next decade.
Madison Energy Infrastructure is a leading clean energy developer and long-term asset owner committed to delivering sustainable results for its partners and customers with certainty, speed, and trust. Our robust portfolio—comprised of over half a gigawatt of clean energy infrastructure projects across more than 25 states—is bolstered by the strength of our globally renowned investors and capital partners. We offer...
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...

































