The Copper Mining Industry in California is comprised of a wide array of companies, all determined to harness the rich resources available in the Golden State. These companies operate across an expansive spectrum, from largescale mining corporations to businesses offering detailed insights into the industry's trends and development. Whether it be through the discovery of new mineral resources, expansion of existing ones, or providing cutting edge analysis and information, every company contributes to the dynamic growth of this vital industry. As the world pivots towards eco-friendlier solutions such as electric cars, which rely heavily on copper, the copper mining industry in California is expected to continue its upward trajectory.


Top 22 copper mining companies in California

1. KoBold Metals

  • Website: koboldmetals.com
  • Headquarters: Berkeley, California, United States
  • Founded: 2018
  • Headcount: 51-200
  • Latest funding type: Series B
  • LinkedIn

KoBold Metals is a company focused on discovering and owning mineral resources needed for the electric vehicle and renewable energy industries. They use powerful AI technology and extensive data collection to identify and develop previously unknown deposits. With partnerships with leading mineral resources companies and exploration alliances, they aim to meet the growing demand for materials like cobalt, nickel, copper, and lithium. Their ultimate goal is to help save the planet by electrifying cars and trucks and reducing dependence on fossil fuels.


2. Harmony Gold USA

Harmony Gold is a company that offers various products and services. They provide solutions in different industries and cater to a wide range of customers.


3. Wallstnow

  • Website: wallstnow.com
  • Headquarters: Los Angeles, California, United States
  • Founded: 2019
  • Headcount: 201-500
  • LinkedIn

Get early insights on hidden secret gems on WALLSTNOW, Hot topics cover the latest Stock News and exciting stories that are impacting the Economy, Financial Markets, Business, Small Caps, National and World Stock Market News & Much More.


4. Sage Resources

Sage Resources: Over 30 Years of Sustainable Water Resources Development. SAGE RESOURCES as over 30 years of in water resource and hydrogeologic experience. We provide evaluation, exploration, development, and project analysis experience for water management, non-profit assistance, and general consulting throughout the western hemisphere. This includes a wide range of custom evaluations to fit your project needs, including acquisition identification, project evaluations, cost benefit anaysis, monitoring and modeling.


5. Western Pacific Minerals

Western Pacific Minerals Ltd. engages in the exploration of precious metals. It primarily explores for silver deposits. The company is based in San Diego, California.


6. Lilac Solutions, Inc.

  • Website: lilacsolutions.com
  • Headquarters: Oakland, California, United States
  • Founded: 2016
  • Headcount: 51-200
  • Latest funding type: Grant
  • LinkedIn

Lilac Solutions is a company focused on scaling the supply of lithium for the electric era. They provide new technology solutions to efficiently increase production from brine resources, which are natural deposits of salt water containing lithium. Their aim is to meet the growing demand for lithium due to the conversion of automakers' factories to exclusively produce electric vehicles.


7. U.S. Mine Corporation

US Mine Corp is a company that offers a range of products and services in the mining industry. They provide mining equipment, consultancy services, and mining project management solutions. With their extensive experience and expertise, they assist their clients in optimizing mining operations and increasing profitability.


8. 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.


9. Forester Media

  • Website: forester.net
  • Headquarters: Santa Barbara, California, United States
  • Headcount: 11-50

There is no information on the company forester.net on the given website.


10. Pek Technologies

Since its foundation PEK had served the South American and Brazilian markets in different areas as infrastructure, mining & metals, oil & gas, assets management and technology development. Some assigments have been undertaken in North America and Africa. Our track record include some hundreds of consulting and engineering assignments across the infrastructure, mining and mineral industries - each service or project tailored to the specific needs of each client. Our workforce is distributed in several locations in Brazil and overseas all connected in the same network and working according to the mode of operation, philosophy and requirements of PEK in each assignment. All our professionals are available for assignments at any time no matter where the service is required. PEK is always ready to assist its Clients everywhere. This mode of operation is aligned with the changes and transitions not only within the extractive industries, but also in step with the dynamics of global business practices. We perform projects from the very initial stage (conceptual or FEL1) to the detailed engineering level (FEL3) according to our clients' needs. PEK provides its services and proactive solutions on a timely basis in any stage of the project. PEK Teknep Overseas Engenharia S. A. 2020 - All rights reserved. PEK logo and all brand names, company names, services, mark, logos and trade names of PEK and its associated companies, affiliates or licensors are trademarks or registered trademarks of PEK Teknep Overseas Engenharia S. A. in Brazil and other countries.


11. Shasta Gold CORP

  • Website: shastagoldcorp.com
  • Headquarters: Nevada City, California, United States
  • Founded: 2001
  • Headcount: 1-10
  • Latest funding type: Series Unknown
  • LinkedIn

Shasta Gold Corp is a privately owned gold mining company focused on acquiring and developing high grade, low cost, long life underground mines in politically stable areas with good infrastructure and access to skilled labor. Their goal is sustainable production of 15,000-50,000 ounces of gold per year.


12. Ruby Creek Resources

  • Website: rubycreekgold.com
  • Headquarters: Los Angeles, California, United States
  • Founded: 2006
  • Headcount: 51-200
  • Latest funding type: Ipo

Ruby Creek is a mining company operating in Southern Tanzania with prospecting and mining rights over 1500 km2 encompassing the Gold Plateau Project.


13. Oro East Mining, Inc.

ORO EAST MINING, INC. is a minerals development group focused on developing gold mine claims in California.


14. Kaiser Research Online

Kaiser Research Online is a fee based research portal owned and operated by John Kaiser from Moraga, a suburb in the San Francisco area of California. It specializes in high risk Australian and Canadian resource sector companies listed on the ASX, TSX and TSXV. Our goal is to provide investors with a framework for intelligent speculation. KRO is not sponsored by any companies. John Kaiser was born in Vancouver, Canada and graduated from the University of British Columbia in 1982 with a BA in philosophy and German. In January 1983 he began work as a research assistant with Continental Carlisle Douglas, a Vancouver brokerage firm that specialized in Vancouver Stock Exchange listed securities. In 1989 he moved to Pacific International Securities Inc where he was research director until April 1994 when he moved to the United States with his family. From 1989 until 1994 he was also a registered investment advisor. John Kaiser worked six months as a researcher for Bob Bishop's Gold Mining Stock Report before branching out on his own with the publication of the first issue of the Kaiser Bottom-Fishing Report in October 1994. Initially a print newsletter, the Kaiser Bottom-Fishing Report evolved into Kaiser Bottom-Fish Online which, with the addition of a powerful category based search engine in 2012, evolved into Kaiser Research Online whose mandate is to serve as a research tool covering all resource sector stocks. In 2017 KRO expanded to include ASX listings. John Kaiser is currently involved as a founder with The Share Collective , a fee based portal that enables members to visualize and share potential project outcomes in a public space.


15. The Ellis Martin Report

  • Website: ellis.gold
  • Headquarters: Los Angeles, California, United States
  • Headcount: 1-10

The Ellis Martin Report (TEMR) is an internet based radio program showcasing potentially undervalued companies to an audience of potential retail investors and fund managers that comprise our listening audience. TEMR is broadcasted on the VoiceAmerica Business Channel and The Opportunity Radio Network. CEO and company interviews are paid for by those represented on the program.


16. Rosemont Copper

Rosemont Copper Co is a company that operates in the Mining & Metals industry. It employs 11-20 people and has $1M-$5M of revenue. The company is headquartered in San Francisco, California.


17. Toronto Telegraph

The Toronto Telegraph is a leading online local newspaper for the city, with local as well as international and regional news coverage.


18. Proven and Probable

Proven and Probable is a company that operates in the Mining & Metals industry. It employs 6-10 people and has $1M-$5M of revenue. The company is headquartered in Oakland, California.


19. First Mining DRC-Zambia

  • Website: fmdrc-zambia.com
  • Headquarters: Camarillo, California, United States
  • Headcount: 1-10

First Mining DRC-Zambia is a company that operates in the Mining & Metals industry. It employs 21-50 people and has $1M-$5M of revenue. The company is headquartered in Camarillo, California.


20. GOLDEN KINGDOM HOLDINGS

  • Website: goldenkh.com
  • Headquarters: Fremont, California, United States
  • Headcount: 11-50

We see ""serve our customers"" and ""customer first"" as corporate culture since the first day of our establishment. Up to now we have built our finance and administration center in Singapore, mining development and product sales center in China and resource purchase centers in other overseas countries. We have set up offices in Singapore, mainland China, U.S.A., Indonesia, Korea, Hong Kong, Malaysia and India. In international trade industry, the company is mainly engaged in iron ore, coal, nickel, zircon sand and other renewable resources and metals. In shipping industry, we mainly invest in marine transportation and management of bulk cargo which transports commodity goods such as coal, iron ore, zircon, sulphur, fertilizer and logs. In resource development field, our model is to invest mines globally and utilize our advantage in international trade to ultimately set up a self-sufficient production and sales chain with overseas capital investments. Currently, our group has invested in metal ores in Mozambique, Sri Lanka and Russia, to achieve the maximization of group interests, through expanding more corporations with big steel enterprises to prepare overseas processing plants. In entertainment and culture industry, our main businesses are concert investment, music production, shooting and production of film and TV series, actor agency, fund management in cultural industries and media advertising investment. So far our company has held many large-scale international superstar concerts in Beijing, Shanghai, Guangzhou and other places. The company has many outdoor advertising resources in Shenyang, Harbin and other places, and we also participated in several films, dramas. Looking into the future, based on its professional power, technology and service, GOLDEN KINGDOM HOLDINGS PTE. LTD will certainly give full play to its own advantages and potentials and build itself to a world-class mining and logistics supplier and aims to be a leader of cultural industry and reward the society and relevant beneficiaries via ...


21. Century Cobalt

  • Website: centurycobalt.com
  • Headquarters: Los Angeles, California, United States
  • Headcount: 1-10
  • Latest funding type: Ipo

Century Cobalt operates a mining company. They engages in acquisition, exploration, and development of cobalt. that focuses on identifying, assessing and developing high-potential. They provides term supply agreements with companies that use cobalt in their products and processes.


22. Streetwise Reports

Streetwise Reports is a financial news and information website that provides insights and analysis on various industries and investment opportunities.


Want to find more copper mining companies?


If you want to find more companies that offer a range of services from mineral extraction to industry analysis 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?
  • Contact data: Who are the owners and CEO's? What are their emails and phone numbers?
  • Financials: How do these companies perform financially? What are their revenues and profit margins?

...and a lot more!