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25 Mining companies in Toronto

Tamtam tracks 25 Mining companies headquartered in Toronto. This list ranks all of them by number of employees on LinkedIn, led by Barrick Mining Corporation, Kinross Gold Corporation and Agnico Eagle Mines Limited. Their median headcount is 526.

🇨🇦 Toronto25 companiesUpdated Oct 8, 2026
#CompanyIndustryHeadquarters EmployeesFounded
1
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

Mining 🇨🇦 Toronto 15,486 1983
2
Kinross Gold Corporationkinross.com

A senior gold mining organization with diverse mines and projects in multiple countries, focusing on operational excellence, responsible mining, and sustainability

Mining 🇨🇦 Toronto 6,720 n/a
3
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

Mining 🇨🇦 Toronto 5,223 1957
4
Yamana Gold Inc.panamericansilver.com

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

Mining 🇨🇦 Toronto 2,628 2003
5
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

Mining 🇨🇦 Toronto 2,349 1991
6
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

Mining 🇨🇦 Toronto 1,337 n/a
7
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

Mining 🇨🇦 Toronto 1,297 2003
8
New Gold Inc.newgold.com

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

Mining 🇨🇦 Toronto 939 n/a
9
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

Mining 🇨🇦 Toronto 934 n/a
10
Kinross Tasiastkinrosstasiast.mr

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

Mining 🇨🇦 Toronto 903 n/a
11
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

Mining 🇨🇦 Toronto 859 2004
12
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

Mining 🇨🇦 Toronto 709 1994
13
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

Mining 🇨🇦 Toronto 526 n/a
14
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

Mining 🇨🇦 Toronto 494 n/a
15
Roxgold Inc.fortunasilver.com

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

Mining 🇨🇦 Toronto 485 1983
16
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

Mining 🇨🇦 Toronto 440 1987
17
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

Mining 🇨🇦 Toronto 430 n/a
18
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

Mining 🇨🇦 Toronto 388 n/a
19
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

Mining 🇨🇦 Toronto 359 2017
20
Teranga Gold Corporation

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

Mining 🇨🇦 Toronto 309 n/a
21
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

Mining 🇨🇦 Toronto 219 n/a
22
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

Mining 🇨🇦 Toronto 180 2003
23
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

Mining 🇨🇦 Toronto 177 2010
24
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

Mining 🇨🇦 Toronto 157 n/a
25
Sterlite Coppersterlitegold.com

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

Mining 🇨🇦 Toronto 155 n/a

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How this list is built

Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Oct 8, 2026.

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The same list elsewhere in Canada