The Natural Gas Industry in California is a diverse sector, with companies offering an array of services and products. These vary from gas distribution to residential and commercial areas, to developing machinery for cryogenic temperatures. From energy service providers such as SoCalGas to engineering firms like Nikkiso, each organization contributes significantly to meeting California's growing energy needs. As the state pushes for cleaner and more renewable energy sources, these companies are constantly innovating and adapting, positioning the industry for a future built on sustainable energy.


Top 20 natural gas companies in California

1. SoCalGas

  • Website: socalgas.com
  • Headquarters: Los Angeles, California, United States
  • Founded: 1886
  • Headcount: 5001-10000
  • Latest funding type: Debt Financing
  • LinkedIn

SoCalGas is a company that provides natural gas distribution and energy services to residential, commercial, and industrial customers in Southern California.


2. Hexagon Agility

Hexagon Agility offers a wide range of clean and renewable natural gas solutions for commercial vehicles and gaseous energy distribution.


3. Nikkiso Clean Energy & Industrial Gases

Nikkiso Clean Energy and Industrial Gases Group is an engineering and manufacturing company specializing in machinery designed to operate at cryogenic temperatures. They offer a diverse range of products including centrifugal and reciprocating pumps, turbines for air separation, cryogenic process systems, and natural gas liquefiers. With a global network and service centers around the world, they provide solutions for clean energy and industrial gases.


4. Royale Energy, Inc.

  • Website: royl.com
  • Headquarters: San Diego, California, United States
  • Founded: 1986
  • Headcount: 11-50
  • LinkedIn

Royale Energy, Inc. is a publicly traded oil and gas production company with operations in California and Texas. The company owns and operates over 70 producing oil and natural gas wells and focuses on identifying and developing low-risk drilling opportunities in known oil and gas fields. Royale Energy provides direct management of company properties to ensure high productivity. They market oil and natural gas to their customers.


5. Redding Oil Co

Redding Oil Company is a petroleum and gas exploration company that engages in drilling and production of oil and natural gas in the United States.


6. The Termo Company

  • Website: termoco.com
  • Headquarters: Long Beach, California, United States
  • Founded: 1933
  • Headcount: 11-50
  • LinkedIn

The Termo Company is an oil and natural gas production company with over 80 years of experience. They focus on exploring and evaluating investment opportunities, leading safe operations, and reducing their environmental impact. They have strong relationships with partners, investors, and employees.


7. Ks Industries, Lp

  • Website: ksilp.com
  • Headquarters: Bakersfield, California, United States
  • Founded: 1960
  • Headcount: 1001-5000
  • LinkedIn

KS Industries, LP (KSI) is a company that provides engineering, fabrication, maintenance, and construction services to various industries including upstream oil and gas production, natural gas treating and transportation, refining, co-generation, heavy industrial, and pipelines.


8. DC Resources &a; Oilfield Services

DC Resources & Oilfield Services is an independent multi discipline oil and natural gas company focused on the acquisition, exploration and development of high-quality assets in the heart of the Rocky Mountains and beyond.


9. Chevron

  • Website: chevron.com
  • Headquarters: San Ramon, California, United States
  • Founded: 1999
  • Headcount: 10001+
  • LinkedIn

Chevron is a global energy corporation focused on safely delivering lower carbon energy to meet the world's growing demand. They leverage their strengths in exploration and production, new energy technologies, and supplier diversity to provide reliable and affordable energy solutions. They are committed to sustainability and driving social and economic development globally.


10. Sangas

  • Website: sangas.org
  • Headquarters: San Mateo, California, United States
  • Headcount: 1-10

The Southern African Natural Gas Advisory Service (SANGAS), that is a none profit free public information web site, is motivated for the following reasons by the independent service provider: Natural gas is coming to Southern Africa on a large scale sooner rather than later. Natural gas should greatly benefit the people, national economies and environment of Southern Africa so it needs to be embraced promptly and professionally. Experience and knowledge of natural gas is limited in Southern Africa as are reliable and independent local sources of information on the subject - it is hoped that this web site service that is geared to the needs of the SADC Region will provide a readily accessible and convenient free resource that will assist with this situation. The Southern African energy supply sector needs greater competition, access to relevant information for energy users, greater public participation; and, increased transparency. Natural gas is currently under represented and reported in the region in comparison with other energy supply sectors such as coal, nuclear, electricity, renewable energy and liquid fuels. It is hoped the website will assist in rectifying this situation. Crucial energy policy and long term investment decisions are being made at this very moment about future energy provision, especially electricity, nuclear and renewable energies, by Governments and other agencies in Southern Africa. These decisions will impact the lives of the citizens, energy users and taxpayers of the region for generations to come, so they must be wise, prudent and well informed decisions. They must be impartial, objective and based on a balanced comparative appraisal of all energy supply options including their merits, cost, environmental impacts and ultimate quality and safety of service to energy users in Southern Africa and beyond. These options of necessity must also urgently include natural gas, especially with the recent major natural gas discoveries in the region. Southern African media personnel involved ...


11. Decca Energy

Decca Energy is an international company specializing in various services for the energy industry. With over 30 years of experience, they offer expertise in engineering, programming, design and implementations, drilling and completions, workovers, optimization, lease and pipeline construction, and facilities. Their focus is on minimizing drilling and completion costs while maintaining long-term relationships with clients.


12. Fairweather & Co

Fairweather is a company that provides support services for Alaska's natural resource industry. They offer a range of services including remote medical services, logistic case management, weather/ice observations, drilling & production support, and more.


13. Berry Corporation

  • Website: bry.com
  • Headquarters: Bakersfield, California, United States
  • Founded: 1909
  • Headcount: 201-500
  • Latest funding type: Ipo
  • LinkedIn

Berry Corporation (bry) is an upstream energy company that focuses on the safe and responsible development and production of conventional oil reserves in the Western United States, primarily in the San Joaquin Basin. With a history dating back to 1909, Berry is committed to maintaining California's natural resources while creating value for its shareholders. The company provides relevant information on its financial performance and operations for investors and offers career opportunities and internships. Berry Corporation prioritizes sustainability and environmental, social, and governance (ESG) practices.


14. Enersect

  • Website: enersect.com
  • Headquarters: San Francisco, California, United States
  • Headcount: 1-10

Additionally, Enersect is actively involved in seeking solutions from renewable and other environmentally friendly sources such as wind power and ethanol production and conversion. Enersect was recently formed to help companies that use significant amounts of energy in their manufacturing processes reduce their energy (including natural gas and fuel oil) and power acquisition costs. Enersect can assist companies with: bullet


15. RealCap Strategies, LLC

RealCap Strategies, LLC is a private investment group charged with the management of real assets for an Arkansas based, multi-generational single-family office. Investments consist primarily of oil & gas exploration and production, mid-stream transportation and storage assets, timber, farmland, and agricultural production. Single Family Office: Oversight of real asset operating companies located in Arkansas, Louisiana, Mississippi, and Texas. Natural Resource Acquisitions: Invest in agricultural production, farmland, liquids storage facilities, oil and gas production, and timber. Seeding: Partner with real asset private equity sponsors and investment management firms by providing seed capital to highly specialized managers in their start-up phase. Advisory: With team members in New York, Dallas, and Menlo Park, RealCap provides real asset acquisition/divestiture advisory services to single and multi-family offices.


16. GeoPetro Resources Company

  • Website: geopetro.com
  • Headquarters: San Francisco, California, United States
  • Founded: 1994
  • Headcount: 11-50
  • Latest funding type: Acquired
  • LinkedIn

GeoPetro Resources Company is an independent energy exploration and production company headquartered in San Francisco, California with projects in North America and Australia.


17. Gas Transmission Systems, Inc. (GTS)

  • Website: gtsinc.us
  • Headquarters: Walnut Creek, California, United States
  • Headcount: 201-500
  • LinkedIn

Gas Transmission Systems, Inc. (GTS) is a company that offers consulting and compliance services for the natural gas industry. They provide expertise in transmission pipeline engineering, distribution engineering, program and project management, and more.


18. Wright Capacitors

  • Website: wrightcapacitors.com
  • Headquarters: Santa Ana, California, United States
  • Founded: 1977
  • Headcount: 11-50

Wright Capacitors is a woman-owned business dedicated to producing custom ceramic capacitors for a variety of industries including defense, aerospace, oil/gas, and electrical power and testing systems. They offer a build-to-order process with hands-on attention to detail that centers on exact validation of requirements, resulting in perfectly produced capacitors every time.


19. Upwing Energy

  • Website: upwingenergy.com
  • Headquarters: Cerritos, California, United States
  • Founded: 2016
  • Headcount: 11-50
  • Latest funding type: Series C
  • LinkedIn

Upwing Energy is a company that specializes in innovative technologies for the oil and gas industry. They offer a range of products including active and passive magnetic bearings, high-speed permanent magnet motors, hybrid compressors, and variable speed drives. Their E2E service provides comprehensive analysis, predictions, planning, completions, deployment, and monitoring for conventional and unconventional well demonstrations. With a focus on optimizing well performance and increasing natural gas production, Upwing Energy aims to provide energy security and reduce environmental impact.


20. National Ocean Economics Program

  • Website: oceaneconomics.org
  • Headquarters: Moss Landing, California, United States
  • Headcount: 51-200

National Ocean Economics Program (NOEP) provides up-to-date economic and demographic data on the US coast, Great Lakes, and coastal waters with a focus on ocean and coastal sustainability.


Want to find more natural gas companies?


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