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Top 43 Mining companies in Minas Gerais

Tamtam tracks 43 Mining companies headquartered in Minas Gerais. This list ranks all of them by number of employees on LinkedIn, led by ArcelorMittal Brasil, USIMINAS and Samarco. Their median headcount is 582. Half of them were founded in 1985 or later. The most common headquarters are Belo Horizonte (21) and Nova Lima (4).

🇧🇷 Minas Gerais43 companiesUpdated Oct 24, 2026
#CompanyIndustryHeadquarters EmployeesFounded
1
ArcelorMittal Brasilbrasil.arcelormittal.com

Global producer of long and flat steel solutions serving automotive, construction, and appliance industries through industrial plants and iron ore mining operations.

Mining 🇧🇷 Belo Horizonte 12,262 n/a
2
USIMINASusiminas.com

Leading South American steel manufacturer with a focus on excellence in flat steel production, social responsibility, and continuous evolution since 1962

Mining 🇧🇷 Belo Horizonte 10,710 n/a
3
Samarcosamarco.com

A company founded in 1977 that produces iron ore pellets for the steel industry, operating in 19 countries and committed to environmental and social responsibility

Mining 🇧🇷 Belo Horizonte 3,573 1977
4
AngloGold Ashanti Brasilanglogoldashanti.com.br

Leading gold producer in Brazil with nearly two centuries of operation, focusing on innovation, safety, and sustainable practices across its mining, energy, and real estate sectors.

Mining 🇧🇷 Belo Horizonte 2,902 1834
5
U&M Mineração e Construção S/Auem.com.br

A company focused on safety, environmental harmony, and community involvement Achieved certifications in quality, environmental, and occupational health management Recognized for employee participation and excellence

Mining 🇧🇷 Matias Barbosa 2,238 1975
6
Geosol Geologia e Sondagens S.A.geosol.com.br

A world-leading geology company specializing in geological drilling and mineral engineering programs, with a strong focus on iron ore drilling Established in 1953

Mining 🇧🇷 Belo Horizonte 1,852 1953
7
ArcelorMittal Long Carbon LATAMbrasil.arcelormittal.com

Leading Brazilian manufacturer of long and drawn steels providing comprehensive product portfolios for civil construction, industrial applications and diverse agribusiness sector needs.

Mining 🇧🇷 Belo Horizonte 1,794 n/a
8
Kinross Brasil Mineraçãokinross.com.br

A leading gold producer in Brazil, specializing in mineral exploration, mining, ore processing, and gold sales, with a strong focus on sustainability and community development

Mining 🇧🇷 Paracatu 1,502 n/a
9
Aperam no Brasilbrasil.aperam.com

Integrated producer of stainless, electrical, and special carbon steels providing sustainable industrial solutions across global offices through innovation and market leading manufacturing.

Mining 🇧🇷 Belo Horizonte 1,407 n/a
10
Jaguar Mining Inc.jaguarmining.com.br

One of Brazil's largest gold miners operating in MG with a focus on sustainable development and best practices #proudto bejaguar

Mining 🇧🇷 Belo Horizonte 1,312 2002
11
Votorantim Siderurgiabrasil.arcelormittal.com

A leading national steel producer with operations in Brazil, Argentina, and Colombia, specializing in long steel products for various industries

Mining 🇧🇷 Belo Horizonte 1,029 1921
12
Mirantemiranteengenharia.com.br

A Minas Gerais based engineering company specializing in technological measurement solutions for various industries, offering services including 3D scanning, topography, and aerial mapping

Mining 🇧🇷 Belo Horizonte 987 2001
13
Mineração Usiminasusiminas.com

A supplier of high-quality iron ore nationally and internationally through innovation and technology, focusing on safety, environmental respect, and economic development

Mining 🇧🇷 Itatiaiuçu 871 n/a
14
Metalsidermetalsider.com.br

A non-integrated steel producer that manufactures and sells pig iron directly to various industries like automotive, foundries, and steel mills

Mining 🇧🇷 Betim 852 1982
15
J. Mendesjmendes.com.br

An integral part of the J Mendes group, the company specializes in the extraction, processing, and sale of high-quality iron ore, contributing to the country's economic growth

Mining 🇧🇷 Ouro Preto 793 1957
16
MECBRUN INDUSTRIALmecbrun.com.br

Industrial services provider offering metalworking, machining, fabrication, assembly, equipment rental, and movement services Strong focus on quality, efficiency, and customer satisfaction

Mining 🇧🇷 Pedro Leopoldo 785 1997
17
GMIN Mina TZbrazauro.com.br

Specializing in mining exploration, the company conducts research and analysis to identify potential mineral deposits for extraction and development

Mining 🇧🇷 Belo Horizonte 774 1998
18
Grupo Ferroestegrupoferroeste.com.br

Providing renewable products with superior quality, customer satisfaction, and environmental respect, positioning the brand as one of the most respected in the Brazilian industry

Mining 🇧🇷 Belo Horizonte 660 1968
19
NAMISA - Nacional Minérios S.A. - CSN Group

An international mining operation with a focus on iron ore production, utilizing strategic mining and processing facilities in Brazil

Mining 🇧🇷 Ouro Preto 614 2007
20
AMG Brasilamg-br.com

A company with over a century of market presence, producing and globally distributing certified materials crucial for current and future technologies Focused on critical minerals, special materials, and energy production

Mining 🇧🇷 São João del Rei 605 1912
21
Itaminasitaminas.com.br

An iron ore extraction company utilizing open-pit mining and ore processing to produce various products like Sinter Feed Concentrate, Hematitinha, and Pellet Feed

Mining 🇧🇷 Sarzedo 591 1958
22
Serabi Mineração SAserabigold.com

Based in the UK, the company specializes in gold mining operations in the Tapajós geological region in northern Brazil

Mining 🇧🇷 Belo Horizonte 582 2000
23
Skavaskavaminas.com.br

A nationally renowned provider of mining, excavation, and heavy equipment rental solutions with a focus on ore extraction and earth moving

Mining 🇧🇷 Nova Lima 526 1999
24
OZ Minerals Brazilozminerals.com

Modern global copper mining company headquartered in South Australia, listed on ASX100, focused on value creation and growth strategy.

Mining 🇧🇷 Nova Lima 479 n/a
25
Mineração Curimbabacurimbaba.com.br

A pioneering mining venture founded in 1940 in Poços de Caldas, Brazil, that specializes in bauxite extraction and potassium rock fertilizer development

Mining 🇧🇷 Poços de Caldas 470 1961
26
Ligas de Aluminio S.A. - LIASAliasa.com.br

The company is a leading producer of metallic silicon in Latin America, pioneering the use of charcoal as a reducing agent in production

Mining 🇧🇷 Belo Horizonte 465 1966
27
FLAPA - Engenharia e Mineraçãoflapa.com.br

A company specializing in engineering and mining services, including earthworks, civil works, mining operations, equipment rental, crushing, and beneficiation

Mining 🇧🇷 Belo Horizonte 448 n/a
28
Herculano Mineraçãoherculanomineracao.com.br

Specializing in the extraction, processing, and sale of iron ore products with a focus on environmental education and sustainable practices

Mining 🇧🇷 Itabirito 438 1992
29
Cedro Mineraçãocedromineracao.com.br

A specialized mining company focused on extracting, processing, and selling iron ore sustainably, contributing to various economic sectors with environmental respect and community involvement

Mining 🇧🇷 Nova Lima 430 2018
30
TSL TRANSPORTEStransportestsl.com.br

Engineering and mining solutions provider emphasizing close collaboration with partners and clients to efficiently address specific needs

Mining 🇧🇷 Sarzedo 426 1995
31
Ical Indústria de Calcinação Ltda.ical.com.br

Brazilian industry specializing in producing lime for over 60 years Committed to innovation and high-quality products and services, focusing on customer needs

Mining 🇧🇷 São José da Lapa 414 1949
32
Gerdau Açominas S.A.

A mining and metals organization located in Minas Gerais, Brazil, specializing in the production and distribution of steel and related products

Mining 🇧🇷 Ouro Branco 411 n/a
33
Dinex Engenharia Mineraldinex.com.br

Founded in 1993, this business operates in various mining sectors, offering engineering studies, rock blasting, geological drilling, labor leasing, and special demolitions

Mining 🇧🇷 Belo Horizonte 396 1993
34
GRUPO AVANTEgrupoavante.com.br

We are a group focused on sustainable mining and logistics operations in Minas Gerais, prioritizing respect, transparency, and community development

Mining 🇧🇷 Belo Horizonte 393 2018
35
Viena Siderúrgica do Maranhão S/Avienairon.com.br

A mining and metals business located in Belo Horizonte, Brazil, specializing in siderurgy in the Maranhão region

Mining 🇧🇷 Belo Horizonte 373 n/a
36
Grupo AVGavg.com.br

The group specializes in iron and mining activities, while also being involved in energy generation, charcoal production, forestry, and vehicle industries

Mining 🇧🇷 Nova Lima 373 1991
37
SAFM Mineraçãosafm.com.br

A mining company in the national iron ore market, focusing on sustainable production of high-quality ore near a strategic transport route

Mining 🇧🇷 Itabirito 362 n/a
38
BVP Geotecnia e Hidrotecniabvp.eng.br

With over 30 years of experience, we specialize in Geotechnical, Hydrotechnical, and Geological consulting and project development for Mining, Energy, and Infrastructure sectors

Mining 🇧🇷 Belo Horizonte 342 1986
39
Pedreira Um Valemixpedreiraumvalemix.com.br

A leading construction materials supplier in 8 cities, providing aggregates, ready-mix concrete, and industrialized mortars Also involved in mineral extraction for steel industries

Mining 🇧🇷 Timóteo 320 1971
40
Ternium Brasil S.A.br.ternium.com

A mining & metals entity located in Belo Horizonte, Brazil, specializing in the extraction and processing of minerals for various industries

Mining 🇧🇷 Belo Horizonte 295 n/a
41
Calcário Cazanga - Mineração João Vaz Sobrinhocazanga.com.br

A company with over four decades of experience transforming natural resources into value, prioritizing sustainability and a commitment to people

Mining 🇧🇷 Arcos 180 1978
42
Gecal Ltdagecal.com.br

A Brazilian business focused on converting limestone into high-quality products, prioritizing sustainability, responsibility, and customer satisfaction over nearly three decades

Mining 🇧🇷 Pains 176 1985
43
Eckoeckomining.com.br

Ecomining America specializes in mining and steel trading, delivering agile, secure, and transparent solutions They prioritize simplicity, efficiency, and strong relationships with clients and suppliers

Mining 🇧🇷 Belo Horizonte 154 2017

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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 24, 2026.

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