Top San Diego, CA Energy Companies (52)

We deliver energy for a better world. Through the combined strength of our assets in North America, we’re dedicated to building the energy systems of the future.

Astra Energy is a renewable energy company converting waste to energy.

At Booster we’re driven to transform how energy gets delivered. Booster is replacing the legacy gas station experience with a fuel delivery platform that enables fleets across the country to decrease both emissions and costs. By leveraging machine learning, IoT, and cloud technology, we empower our customers to visualize, streamline, and most importantly decarbonize fuel delivery. Two of our three...

OneRoof Energy provides solar energy generation systems, and solar roofing systems installation and support services.

Energy Cloud is a clean-tech company focused on energy efficiency, enabling business, government and consumers to save and manage energy.

N-Gen Technologies is a California-based company that develops power generation technologies.

SDG&E is an innovative San Diego-based energy company that provides clean, safe, and reliable energy to better the lives of the people it serves in San Diego and southern Orange counties. More than 4,000 employees work to provide the cleanest and most reliable energy in the West. For more information, visit SDGEnews.com or connect with SDG&E on Twitter (@SDGE), Instagram...

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...

Liquid Instruments makes a new breed of flexible all-in-one platforms for test and measurement. These platforms combine reconfigurable hardware, advanced digital signal processing, and a revolutionary user interface to improve workflow, productivity, and education in research, education, and industry.

Uprise Energy is developing a new class of portable, powerful, and affordable wind turbines for distributed power generation.

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.

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...

Rhombus Energy Solutions develops and manufactures advanced, high-efficiency power conversion and energy management systems.

Solar Turbines provides gas turbine packages and services for oil and gas and power generation industries, including gas compressor restage and overhaul, service parts, gas turbine overhaul, machinery management, technical training, modular solutions, and microgrid energy storage solutions.

PowerFlex is a clean technology solutions company making the transition to carbon-free energy possible through a combination of green offerings, including solar, storage, EV charging, and the intelligent energy management platform PowerFlex X. Our ultimate goal? To usher in the age of the Virtual Power Plant where commercial and industrial customers realize cost savings, emissions reductions, energy security, and more...

SaaS, CleanTech, Electric Vehicle Supply Equipment, Distributed Energy Resources, Point-of-Sale, Grid Ancillary Services, Plant-based Foods

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...

CCC has developed advanced technology products for modernizing Natural Gas Fuel Systems to meet the latest emissions compliance regulations. Gas engine Complete Emission Reductions Systems, including fuel flow measurement for Natural Gas (and Biogas) to document carbon reduction and help earn carbon credits. CCC's Gas Turbine Smart Fuel Metering controls are manufactured with embedded sensors for the fastest Flow Control in...

We are the world leader in constructive biology. Primordial Genetics is a synthetic biology company founded in 2013. We are the world leader in constructive biology; a revolutionary new way of practicing biotechnology that creates novel genes from genomic building blocks to accelerate the evolution of highly efficient enzymes and microbes. We apply our powerful technology to advance bio-production and to create...

Center for Sustainable Energy® (CSE) is a national nonprofit that is transforming markets for clean transportation and distributed energy through software-enabled program design and administration. CSE administers a $3 billion portfolio of cutting-edge programs for governments, utilities and the private sector across the U.S. CSE’s independence and data-driven approach have made it a trusted resource and partner for over 25...