The biofuel industry is a pioneering sector actively combating climate change within California. Companies operate by harnessing organic waste streams to create sustainable, low-carbon fuel alternatives. The range of products includes biodiesel, bioethanol, renewable natural gas, and more. These innovations present versatile solutions across various industries including transportation, power generation, and heating. The trajectory for the industry is promising, with increasing demand for renewable energy to transition towards a sustainable, fossil-fuel free future.


Top 19 biofuel companies in California

1. Clean Energy

  • Website: cleanenergyfuels.com
  • Headquarters: Newport Beach, California, United States
  • Founded: 1997
  • Headcount: 1001-5000
  • Latest funding type: Post Ipo Debt
  • LinkedIn

Clean Energy Fuels is a company that produces and sells renewable natural gas, a clean alternative fuel. They help reduce greenhouse gas emissions and provide sustainable energy solutions for various industries.


2. Rentech

  • Website: rentechinc.com
  • Headquarters: Los Angeles, California, United States
  • Founded: 1981
  • Headcount: 501-1000
  • Latest funding type: Post Ipo Equity
  • LinkedIn

Rentechinc is a company specializing in biofuels and renewable energy solutions. They offer a wide range of products and services including bioethanol, biodiesel, biogas, and wood pellet fuel. Invest in their biofuel solutions to promote a greener alternative and reduce living expenses.


3. Oberon Fuels

  • Website: oberonfuels.com
  • Headquarters: San Diego, California, United States
  • Founded: 2010
  • Headcount: 11-50
  • Latest funding type: Corporate Round
  • LinkedIn

Oberon Fuels is a company that specializes in developing ultra low-carbon or carbon-negative fuels as alternatives to fossil fuels. They offer cost-effective and sustainable fuel options that can be produced from various waste streams. Their renewable Dimethyl Ether (rDME) fuel is a low-carbon, zero-soot alternative to petroleum diesel and can also serve as a carrier for hydrogen. Oberon Fuels is committed to decarbonizing the transportation sector and providing practical pathways to zero-emission mobility.


4. Byogy Renewables

  • Website: byogy.com
  • Headquarters: San Jose, California, United States
  • Founded: 2006
  • Headcount: 11-50
  • LinkedIn

Byogy is a renewable energy company that offers a sustainable solution to reducing global CO2 emissions. Using its patented technology, the company produces renewable synthetic hydrocarbons from ethanol, which can be used as a complete replacement for petroleum-based jet fuel.


5. H&S Energy Products, LLC

HNS Energy Products is a company that offers a variety of energy products and solutions. They provide efficient and sustainable solutions for both residential and commercial customers.


6. FASTECH - Fueling and Service Technologies, Inc.

  • Website: fastechus.com
  • Headquarters: Buena Park, California, United States
  • Founded: 1994
  • Headcount: 51-200
  • LinkedIn

FASTECH is an energy solutions company specializing in alternative energy such as hydrogen, RNG, CNG, LNG, and propane. With expertise in conventional fuel and renewable energy, FASTECH offers end-to-end engineering, procurement, and construction solutions. They have built a reputation as a trusted EPC (Engineering, Procurement, Construction) partner in the industry. FASTECH is committed to innovating new products and solutions that make the energy industry safer, greener, and more efficient.


7. Alternative Energy Systems, Inc

Saving Energy for Life is a company that offers alternative energy solutions for residential, commercial, and agricultural properties. They provide solar systems, battery storage, and standby generators to help customers reduce their reliance on the utility grid, cut their energy bills, and invest in a greener future.


8. Voltu Motor Inc.

  • Website: voltumotor.com
  • Headquarters: Sunnyvale, California, United States
  • Founded: 2011
  • Headcount: 11-50
  • LinkedIn

Voltu Motor is a technology company that provides state-of-the-art and environmentally safe powertrains and energy blocks. Their INITIO Technology prioritizes security and comfort during acceleration and braking, while also utilizing regenerative braking to extend the vehicle's range. They offer fast charging capability and a bidirectional drivetrain technology that allows users to use their vehicles as charging battery packs. With a focus on alternative and renewable energy sources, Voltu develops high-performance electric powertrains and energy management solutions.


9. Cal Poly Prototype Vehicles Laboratory (PROVE Lab)

  • Website: provelab.org
  • Headquarters: San Luis Obispo, California, United States
  • Founded: 2015
  • Headcount: 11-50
  • LinkedIn

PROVE Lab is a student-run non-profit organization that focuses on pushing the boundaries of engineering and solving real-world issues. They strive to design and manufacture high-speed solar-powered vehicles that break records and promote sustainable transportation. Their team of students aims to gain knowledge about non-traditional fuel sources and bring innovative perspectives to the industry.


10. FirmGreen, Inc.

  • Website: firmgreen.com
  • Headquarters: Newport Beach, California, United States
  • Founded: 2004
  • Headcount: 11-50
  • LinkedIn

FirmGreen is a global leader in renewable energy and alternative fuels markets, focusing on sustainable energy solutions.


11. SolPad

  • Website: solpad.com
  • Headquarters: Mountain View, California, United States
  • Founded: 2012
  • Headcount: 11-50
  • LinkedIn

SolPad is a California-based company committed to designing alternative energy generation solutions for residential and commercial use.


12. renewables.org

  • Website: renewables.org
  • Headquarters: San Francisco, California, United States
  • Founded: 2019
  • Headcount: 11-50
  • LinkedIn

Renewables.org helps finance the switch to solar energy by offering alternative investments, which are aligned with social and environmental values.


13. Earthanol

  • Website: earthanol.com
  • Headquarters: Irvine, California, United States
  • Founded: 2003
  • Headcount: 51-200
  • Latest funding type: Series A

Earthanol is a renewable energy company that produces biofuels from sustainable sources such as waste, grasses, and grains. We are committed to reducing the carbon footprint and promoting sustainable living.


14. ARG - Alternative Resource Group

Alternative Resource Group is an innovative energy infrastructure company providing next-generation solutions for the emerging markets of electric transportation, retail, renewable generation, storage, and blockchain energy tracking systems.


15. One Biosphere

Onebiosphere is a company that offers a range of services in an effort to improve the environment and promote sustainable living.


16. Skip Hire

Renewable Energy Marketing is a company that specializes in promoting and selling renewable energy products, including solar panels and wind turbines, to homes and businesses.


17. Solarmarkt US Corp.

Session Solar is a company that specializes in solar energy solutions. They offer a range of services from consultation to installation, including design, engineering, and financing options.


18. EcoFlow Technology

  • Website: ecoflowtech.com
  • Headquarters: San Francisco, California, United States
  • Founded: 2016
  • Headcount: 11-50
  • LinkedIn

EcoFlow Technologies is a company dedicated to providing innovative clean energy solutions for modern living.


19. SmartOneInc

  • Website: smartone.us
  • Headquarters: Riverside, California, United States
  • Founded: 1999
  • Headcount: 11-50
  • LinkedIn

SmartOne is an alternative energy company that provides clean and efficient solar energy for homes, wineries, schools, and commercial buildings. They offer customized solar setups, energy storage solutions, and expert teams with over two decades of knowledge and experience.


Want to find more biofuel companies?


If you want to find more companies that offer innovative renewable energy solutions including biodiesel, bioethanol, and biogas you can do so with Inven. This list was built with Inven and there are hundreds of companies like these globally.


With Inven you'll also get to know the company's:


  • Ownership: Which of these are private equity backed? Which are family-owned?
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...and a lot more!