Top San Diego, CA Energy Startups (35)
Achates Power specializes in the fields of combustion engine development, clean diesel, and 2-stroke oil control management.
California-based Oberon Fuels is on a global mission to decarbonize transportation by producing a powerful, enabling molecule, dimethyl ether (DME). DME, which can range from being ultra-low carbon to carbon-negative, can significantly reduce the carbon footprint of the transportation sector and beyond 1) as an energy-dense, cost-effective means to move renewable hydrogen, 2) as a blending agent for LPG, and...
OneRoof Energy provides solar energy generation systems, and solar roofing systems installation and support services.
Wildcat Discovery Technologies is a developer of materials for the use in batteries.
… We’re consultants in energy, public works and land development, and we’re an array of technical disciplines. Our practical expertise spans megaproject design, planning and project management, master-planning, civil engineering, landscape architecture, construction management and land development for both public and private sector clients. … We’re builders of lasting, good relationships. That means, we think of our clients as human beings,...
Diakont is a full-cycle engineering, manufacturing, and service company with a North American headquarters in San Diego, California. Through its Energy Services, Nuclear Solutions, and Motion Control business units, Diakont develops and applies innovative technology to increase the safety and economy of critical industries, while reducing overall environmental impact.
Nuvve Holding Corp. (Nasdaq: NVVE) is leading the electrification of the planet, beginning with transportation, through its intelligent energy platform. Combining the world’s most advanced vehicle-to-grid (V2G) technology and an ecosystem of electrification partners, Nuvve dynamically manages power among electric vehicle (EV) batteries and the grid to deliver new value to EV owners, accelerate the adoption of EVs, and support...
We’ve made some exciting changes here at Baker and we want you to be the first to know. For over 15 years, we’ve delivered some of the best solar design, engineering and installation in Southern California and we have you to thank. During that time, many of you provided ideas and made requests for innovative solutions to manage and use...
Energy Cloud is a clean-tech company focused on energy efficiency, enabling business, government and consumers to save and manage energy.
Founded in 1994, Alternative Energy Systems Consulting, Inc. (AESC) is an energy engineering practice that drives solutions in energy efficiency, renewable energy, and software for utilities, regulators, public entities and private enterprises throughout the United States.
HES Solar is a full-service solar company in San Diego that was established in 2001. Since our founding, our main focus has been to share the financial and environmental benefits of solar renewable energy with both residential and commercial clients. The solar experts at our company use the best quality solar arrays from SunPower to provide energy systems that are...
Established in 2002, Pearson Fuels became a pioneer in the alternative fuel industry. With funding from the California Air Resource Board, the California Energy Commission (CEC) and the US Department of Energy, Pearson Fuels was able to revolutionize the traditional fuel industry. Today, Pearson Fuels is the largest and fastest growing E85 distributor in California with headquarters in San Diego...
PXiSE, a member of the Yokogawa Group, develops next-generation grid control technology that empowers utilities, developers, and asset owners to manage their energy resources and energy delivery more reliably and efficiently with renewable power plant controls, distributed energy resource management systems, and microgrids. PXiSE’s grid controls platform unlocks the potential of distributed generation to improve grid reliability and increase renewable...
At Power Solar we believe that everyone should be able to take part in upgrading their home away from fossil fuels and the cost savings that comes with it. One size does not fit all, there should be options that fit your home, your family and your lifestyle.
Rhombus Energy Solutions develops and manufactures advanced, high-efficiency power conversion and energy management systems.
Sapphire Biotech is to improving lives around the world through advancing global cancer care with innovative research and discovery methods.
At ZapBatt, we believe time is the only valuable resource businesses and individuals can’t get more of, or claim back. We’re also aware that we have no other planet to live on (for now). Battery operated devices are growing in demand and so too is our dependency on them. This rapidly approaching reality coupled with the current battery technology leads...


























