Top 54 Mining companies in Ontario

Barrick Mining Corporationbarrick.com

A company focused on owning high-quality gold and copper assets, managed by top talent to provide strong returns and benefits to stakeholders

Agnico Eagle Mines Limitedagnicoeagle.com

A senior Canadian gold mining company with mines in Canada, Finland, Mexico, and Australia, focused on producing and exploring precious metals

ArcelorMittal Dofascodofasco.arcelormittal.com

Leading manufacturer in North America's supply chain, producing sustainable steel products for automotive, energy, packaging, and construction industries, prioritizing employees and community engagement

REDPATH MININGredpathmining.com

A global underground mining solutions provider, specializing in mine development, shaft sinking, production mining, raiseboring, and civil infrastructure development with a focus on ESG criteria

Yamana Gold Inc.panamericansilver.com

Canadian-based gold producer with mining operations and development projects located throughout the Americas, focusing on responsible resource extraction.

IAMGOLD Corporationiamgold.com

An intermediate gold producer and developer with operating mines in North America and West Africa, focused on responsible mining practices and community development

Hudbay Minerals Inc.hudbayminerals.com

Canadian mining integrated in North and South America, focused on discovering, producing, and marketing base and precious metals, committed to governance and sustainability

Alamos Gold Inc.alamosgold.com

A Canadian gold producer with three operating mines in North America, a portfolio of exploration projects, and a commitment to sustainable development

Algoma Steel Inc.algoma.com

A steel producer in Ontario, focused on innovation and sustainability, supplying quality steel products to various industries in North America

DMC Mining Servicesdmcmining.com

A client-centric mining services company specializing in safe and innovative solutions with expertise in mining engineering, contracting, and proven track record of groundbreaking innovations

STELCO - The Steel Company of Canadastelco.com

Canadian steel manufacturer with technologically advanced facilities and a proud workforce focused on quality, safety, innovation, and environmental responsibility

New Gold Inc.newgold.com

Intermediate gold mining company operating two core assets in Canada, focused on responsible, profitable, and sustainable mining practices.

Sherritt International Corporationsherritt.com

A global leader in mining nickel and cobalt, creating innovative environmental solutions for oil and mining industries, and a major energy producer

Cementation Americascementation.com

Global mining services provider focused on underground mine contracting, engineering, and material handling solutions, committed to safety, value, and client satisfaction

Kinross Tasiastkinrosstasiast.mr

A gold mining company in Mauritania focused on responsible mining, community engagement, and sustainable development with strong international standards

Royal Canadian Mintmint.ca

The company is a for-profit Crown Corporation responsible for producing coins, managing coinage systems, providing advice on coinage matters, and marketing bullion products

Centerra Gold Inc.centerragold.com

Canadian gold mining company operating, developing, exploring gold and copper properties in North America, Türkiye, and worldwide Mines in Canada and Türkiye, projects in US

Giampaolo Group Inc.

Fully integrated metal management company with operations in metal recycling, steel processing, aluminum production, real estate development, and charitable fundraising events for various causes

Baffinlandbaffinland.com

A mining company operating in the Arctic Circle, specializing in iron ore extraction with a focus on safe, sustainable practices and Inuit consultation

MacLean Engineeringmacleanengineering.com

Specializing in underground mobile equipment for hard rock mining, offering a wide range of solutions worldwide, including electrification for diesel-free operations

Dumas Contracting Ltd.dumasmining.com

A leading underground mining contractor providing full-service solutions across the Americas, specializing in mine construction, production, and engineering services for clients

KGHM Internationalkghm.com

Global mining subsidiary extracting and processing copper, silver, nickel, and precious metals across North and South America through sustainable smelting and exploration projects.

Dundee Precious Metals Inc.dpmmetals.com

A Canadian-based gold mining company with operations in Bulgaria, Namibia, and Serbia, focused on innovation, sustainability, and delivering value to stakeholders

Banro Corpbanro.com

A Canadian gold producer with two mines in the Democratic Republic of the Congo, also exploring additional projects along the Twangiza-Namoya gold belt

Roxgold Inc.fortunasilver.com

gold mining company operating high-grade underground mines in Burkina Faso, focusing on commercial production and mine development activities

Actlabsactlabs.com

A global provider of contract analytical services for various industries, specializing in mineral exploration, environmental monitoring, forensic investigation, and more

Wesdome Gold Mineswesdome.com

Canadian-focused gold mining operation with projects in Ontario and Quebec, aiming to become an intermediate gold producer with two mines and exploration sites

Kirkland Lake Gold (KL)agnicoeagle.com

A leading mining company formed from the merger of two prominent players, listed on TSX and NYSE, continuing operations under a new name

Torex Gold Resources Inctorexgold.com

A Canadian intermediate gold producer with operations in Mexico, focusing on exploration, development, and operation of the Morelos Gold Property

Triple M Metal LPtriplemmetal.com

A leading metal recycling company with operations across North America and Europe, also involved in real estate development, steel service, aluminum remelt, and electronics recycling

Discovery Silver Corp.discoverysilver.com

A top-tier team focused on developing the Cordero silver project in Mexico, boasting excellent grade, organic growth, and strong infrastructure support

Orezone Gold Corporationorezone.com

Gold exploration and development company in Burkina Faso, with over 15 years of experience in West Africa, focused on developing the second largest gold deposit in the country

Teranga Gold Corporation

A top 10 senior gold producer resulting from the acquisition of Teranga Gold Corporation, offering email alerts and updates via Linkedin

BESTECHbestech.com

Trusted professionals providing engineering, automation, software development, and environmental monitoring services to global mining companies with innovative and cost-effective solutions

Technica Miningtechnicamining.com

A leading Canadian mining and construction company specializing in underground and open pit development, maintenance, and operation with a focus on workforce safety and project excellence

Eastmain Resources Inc.furygoldmines.com

The company was acquired, merged, and renamed into Fury Gold Mines Limited on October 9, 2020 Visit Fury Gold Mines for updates

ALMAG Aluminumalmag.com

Industry-leading aluminum extrusion company offering high-visual, precise, and lightweight solutions with exceptional customer service, engineering expertise, and short lead times

Venture Steel Inc.venturesteel.com

A growth-oriented metal processor and distributor specializing in flat rolled steel products for automotive, construction, and manufacturing markets, offering slitting and cut-to-length services

Lake Shore Goldpanamericansilver.com

Mining company operating in Timmins, Ontario, with underground mines and processing facilities extracting gold from the Abitibi greenstone belt using longhole stoping methods

Greenstone Gold Minesgreenstonegoldmines.com

A joint venture partnership focused on developing a gold property in Ontario with a $12 billion investment over four years

Alpayana - SMsierrametals.com

Canadian mining company focused on copper production in Peru and Mexico, with additional base and precious metals by-product credits, growth opportunities, and exploration potential

Primero Mining Corpprimeromining.com

Canadian gold and silver producer with operations in Mexico and Canada, aiming to become a top intermediate gold producer in the Americas

Uranium One Inc.uranium1.com

Global uranium producer with assets in Kazakhstan, the United States, Australia, and Tanzania, operating various mines and joint ventures worldwide

Manroc Developments Incmanroc.com

A leading international underground mining contractor specializing in Alimak mining, offering engineering services to large mining companies with focus on safety and productivity

Sterlite Coppersterlitegold.com

A mining and metals organization based in Toronto, ON, Canada, specializing in the extraction and processing of gold resources

CFF Stainless Steels Inc.cffstainless.com

An ISO certified distributor and processor of stainless steel products for water treatment, food, dairy, and beverage industries in North America Operating from multiple strategic locations

Cameron Steel Inc.cameronsteel.com

A reputable manufacturing enterprise in Lindsay, Ontario, providing quality products at competitive prices, specializing in machining with extensive manufacturing facilities

B&L Metal Products (Elmira) Limitedblmetal.com

Specializing in automotive metal stamping, this company manufactures precision components for the automobile industry

Marcotte Mining Machinery Services Inc.marcottemining.com

Specializing in underground utility vehicles, they design, manufacture, and refurbish equipment for mines worldwide, committed to quality, safety, and 24/7 service support

R.F. Mote Limitedrfmote.com

The company specializes in manufacturing metal products, machinery, equipment, supplies, and transportation equipment for various industrial applications

Geonics Limitedgeonics.com

A world leader in electromagnetic geophysical instrumentation for precision agriculture, environmental site characterization, mineral exploration, and UXO detection

J&S Manufacturing Ltd.jsmanufacturing.ca

Premiere mining equipment manufacturer in Northern Ontario, Canada, specializing in durable, high-quality equipment with exceptional design capabilities for global mining industry

Cardinal Mining Equipment Groupcardinalmining.com

A Canadian company specializing in remanufacturing previously owned underground equipment, reconditioning machines, brokering, and distributing radio remote controls for safe and efficient operation underground

SMT Scharf Rubber-Tyred Vehiclesrdhscharf.com

The company develops, manufactures, and services transportation equipment for underground mining and tunnel construction, focusing on innovation and cost-effectiveness