ArcelorMittal S.A. is a Luxembourg-based multinational

steel Steel is an alloy of iron and carbon that demonstrates improved mechanical properties compared to the pure form of iron. Due to steel's high Young's modulus, elastic modulus, Yield (engineering), yield strength, Fracture, fracture strength a ...

manufacturing corporation, headquartered in

Luxembourg City Luxembourg (; ; ), also known as Luxembourg City ( or ; ; or ), is the capital city of Luxembourg and the Communes of Luxembourg, country's most populous commune. Standing at the confluence of the Alzette and Pétrusse rivers in southern Luxe ...

. It is ranked second on the

list of steel producers This is a list of the largest steel-producing companies in the world mostly based on the list by the World Steel Association. The list ranks steelmakers by volume of steel production in millions of tons over time and includes all steelmakers wit ...

behind

Baowu China Baowu Steel Group Corp., Ltd., commonly known as Baowu, is a state-owned iron and steel company headquartered in the Baosteel Tower in Pudong, Shanghai, China. The company was formed by Baosteel Group absorbing its smaller state-owned p ...

, and had an annual crude steel production of 58 million metric tonnes in 2024. The company has steel-making operations in 15 countries, including 37 integrated and mini-mill steel-making facilities. In 2024, the company's production was 38% in the Americas, 53% in Europe and 9% in other countries, such as South Africa and Ukraine. The company is vertically-integrated and produces 58% of its

iron ore Iron ores are rocks and minerals from which metallic iron can be economically extracted. The ores are usually rich in iron oxides and vary in color from dark grey, bright yellow, or deep purple to rusty red. The iron is usually found in the f ...

needs, 90% of its coke needs, and 54% of its

scrap Scrap consists of recyclable materials, usually metals, left over from product manufacturing and consumption, such as parts of vehicles, building supplies, and surplus materials. Unlike waste, scrap can have monetary value, especially recover ...

and

direct reduced iron Direct reduced iron (DRI), also called sponge iron, is produced from the direct reduction of iron ore (in the form of lumps, pellets, or fines) into iron by a reducing gas which contains elemental carbon (produced from natural gas or coal) and/o ...

needs. The company is ranked 190th on the

Fortune Global 500 The ''Fortune'' Global 500, also known as Global 500, is an annual ranking of the top 500 corporations worldwide as measured by revenue. The list is compiled and published annually by '' Fortune'' magazine. Methodology Until 1989, it listed o ...

. The company is 39.88% owned by

Lakshmi Mittal Lakshmi Niwas Mittal (; born 15 June 1950 in Sadulpur, Rajasthan, Sadulpur, Rajasthan, India) is an Indian steel magnate, based in the United Kingdom. He is the executive chairman of ArcelorMittal, the world's second largest steelmaking company ...

and his family and the remainder of the company is publicly traded. The Company has iron ore mining activities in Brazil, Bosnia, Canada, Liberia, Mexico, Ukraine, South Africa and, via its joint venture in India and associate in Baffinland in Canada. The company's

market share Market share is the percentage of the total revenue or sales in a Market (economics), market that a company's business makes up. For example, if there are 50,000 units sold per year in a given industry, a company whose sales were 5,000 of those ...

in the production of steel for the

automotive industry The automotive industry comprises a wide range of company, companies and organizations involved in the design, Business development, development, manufacturing, marketing, selling, Maintenance, repairing, and Custom car, modification of motor ve ...

is 15%. The company makes 200 unique steel grades for automotive purposes. Among the steel varieties are Usibor 2000, which was released in 2016; it was said to be about one-third stronger than other steels then available for car-making.

History

ArcelorMittal was formed in 2007 from the $33 billion acquisition of

Arcelor Arcelor S.A. was the world's largest steel producer in terms of turnover and the second largest in terms of steel output, with a turnover of €30.2 billion and shipments of 45 million metric tons of steel in 2004. The company was created in 2002 ...

Mittal Steel Company Mittal Steel Company N.V., incorporated in the Netherlands and headquartered in the United Kingdom, was a steel producer. In 2006, it produced 110.5 million tonnes of steel and had annual production capacity of 138 million tons of steel. In August ...

. The merger was consummated after Mittal Steel Company raised its bid for Arcelor and the Mittal family agreed to relinquish its controlling stake in the company and execute a standstill agreement not to acquire a controlling interest without approval from independent directors. The resulting firm produced approximately 10% of the world's steel, and was at that time the largest steel company worldwide. In August 2007, the company acquired Sicartsa, operator of a plant in Mexico, from Grupo Villacero for $1.44 billion. In October 2007, the company acquired 90% of Rongcheng Chengshan Steelcord, a Chinese steel wire company, for $26.6 million. In November 2007, the company increased its stake in China Oriental Group to over 73%, becoming the first foreign company to control a steel mill in China. In April 2008, the company, in partnership with its joint venture partner Nippon Steel announced a $240 million investment to double

galvanized Galvanization ( also spelled galvanisation) is the process of applying a protective zinc coating to steel or iron, to prevent rusting. The most common method is hot-dip galvanizing, in which the parts are coated by submerging them in a bath o ...

production capacity at their I/N Kote with the addition of a new $240-million continuous galvanizing line. In December 2008, the company sold the

Bethlehem Steel The Bethlehem Steel Corporation was an American steelmaking company headquartered in Bethlehem, Pennsylvania. Until its closure in 2003, it was one of the world's largest steel-producing and shipbuilding companies. At the height of its success ...

plant in

Lackawanna, New York Lackawanna is a city in Erie County, New York, United States, just south of the city of Buffalo in western New York State. The population was 19,949 at the 2020 census. It is one of the fastest-growing cities in New York, growing in populati ...

and the Sparrows Point Mill to

Severstal Severstal () is a Russian company mainly operating in the steel and mining industry, headquartered in Cherepovets. Severstal is listed on the Moscow Exchange and LSE and is the largest steel company in Russia. The company is majority-owned and ...

, to satisfy conditions for regulatory approval of the merger with

. In December 2008, during the

Great Recession The Great Recession was a period of market decline in economies around the world that occurred from late 2007 to mid-2009.

, the company closed its steel mill in

Hennepin, Illinois Hennepin is a village located on the Illinois River in Putnam County, Illinois, United States. The population was 757 in 2010, an increase of 50 since the 2000 census. It is the county seat and second largest village in Putnam County, Illinois, P ...

. In 2017, it was demolished. In July 2009, the company acquired Noble’s European Laser Welded Operations as part of the bankruptcy of Noble International. In January 2011, the company completed the

corporate spin-off A corporate spin-off, also known as a spin-out, starburst or hive-off, is a type of corporate action where a company "splits off" a section as a separate business or creates a second incarnation, even if the first is still active. It is distinct ...

of its

stainless steel Stainless steel, also known as inox, corrosion-resistant steel (CRES), or rustless steel, is an iron-based alloy that contains chromium, making it resistant to rust and corrosion. Stainless steel's resistance to corrosion comes from its chromi ...

division, Aperam. In May 2012, the company sold Skyline Steel and Astralloy to

Nucor Nucor Corporation is an American company based in Charlotte, North Carolina, that produces steel and related products. It is the largest steel producer in the United States and the largest recycler of scrap in North America. Nucor is the 16th- ...

for $605 million. , due to overcapacity and reduced demand in Europe, it had idled 9 of 25 blast furnaces. In October 2012, it permanently shut down two blast furnaces in

Florange Florange (; Lorraine Franconian: ''Fléischengen''/''Fléschéngen''; ) is a Communes of France, commune in the Moselle (department), Moselle Departments of France, department in Grand Est in north-eastern France. History Between 1870 and 1918, ...

France France, officially the French Republic, is a country located primarily in Western Europe. Overseas France, Its overseas regions and territories include French Guiana in South America, Saint Pierre and Miquelon in the Atlantic Ocean#North Atlan ...

. However, it revived them two months later when it agreed with the French government on a substantial investment. In May 2013, the company sold a 15% interest in its Labrador Trough iron ore mining and infrastructure asset to

Posco POSCO (formerly Pohang Iron and Steel Company) is a South Korean steel manufacturer headquartered in Pohang, South Korea. It had an output of of crude steel in 2015, making it the List of steel producers, world's sixth-largest steelmaker by thi ...

and

China Steel China Steel Corporation (CSC; ) is the largest integrated Steelmaking, steel maker in Taiwan. Its main steel mill is located in Siaogang District, Kaohsiung. The corporation and its sister companies are administrated under the CSC Group. Accordi ...

for $1.1 billion. On 26 February 2014, ThyssenKrupp sold its carbon steel facility in Calvert, Alabama to ArcelorMittal and

Nippon Steel (previously known as Nippon Steel & Sumitomo Metal until 2019) is Japan's largest steelmaker, headquartered in Marunouchi, Chiyoda, Tokyo. The company has four business segments, which are steelmaking, engineering, chemicals, and systems solu ...

for $1.55 billion. The facility was renamed AM/NS Calvert through the 50/50 joint partnership with

& Sumitomo Metal Corp. In September 2014, ArcelorMittal and

Gerdau Gerdau S.A. is the largest producer of long steel in the Americas, and the 33rd largest steelmaker worldwide, with approximately 13 million tons of production in 2023. Gerdau uses mini mills, integrated mills, and direct reduced iron plants; 71 ...

sold Gallatin Steel to

for $770 million. In February 2016, the company sold its 35% stake in Gestamp Automacion to the Riberas family for €875 million. In June 2016, the company announced the launch of a new high strength steel. In February 2017, ArcelorMittal and Votorantim announced plans to combine their long steel operations in

Brazil Brazil, officially the Federative Republic of Brazil, is the largest country in South America. It is the world's List of countries and dependencies by area, fifth-largest country by area and the List of countries and dependencies by population ...

. Under the deal, Votorantim Siderurgia became a subsidiary of ArcelorMittal Brasil. In 2017, ArcelorMittal and the

Steel Authority of India Steel Authority of India Limited (SAIL) is an Indian public sector steel manufacturing corporation based in New Delhi. It is the largest government-owned steel producer, with an annual production of 18.29 million metric tons. Incorporated on 24 ...

Ltd (SAIL) agreed on preliminary terms to form a $913 million joint venture to export a fifth of the auto-grade steel made by the venture. In March 2017, the company proposed a US$6.5 billion steel project in

Karnataka Karnataka ( ) is a States and union territories of India, state in the southwestern region of India. It was Unification of Karnataka, formed as Mysore State on 1 November 1956, with the passage of the States Reorganisation Act, 1956, States Re ...

, after entering into a pact with the Karnataka government in February 2017. In April 2017, the company sold Georgetown Steelworks in

South Carolina South Carolina ( ) is a U.S. state, state in the Southeastern United States, Southeastern region of the United States. It borders North Carolina to the north and northeast, the Atlantic Ocean to the southeast, and Georgia (U.S. state), Georg ...

Sanjeev Gupta Sanjeev Gupta is an Indian-born British businessman, and the founder of Liberty House Group. He is the CEO and chairman of GFG Alliance, an international conglomerate that operates primarily in the steel and mining industries, its major subsid ...

Liberty House Group Liberty Steel Group Holdings UK Ltd (LSG), which is also referred to as Liberty House or Liberty House UK, is a British industrial and metals company founded in the United Kingdom in 1992 by industrialist Sanjeev Gupta. It is headquartered in ...

. In November 2018, a consortium led by ArcelorMittal acquired Ilva, owner of the

Taranto Taranto (; ; previously called Tarent in English) is a coastal city in Apulia, Southern Italy. It is the capital of the province of Taranto, serving as an important commercial port as well as the main Italian naval base. Founded by Spartans ...

steelworks in

southern Italy Southern Italy (, , or , ; ; ), also known as () or (; ; ; ), is a macroregion of Italy consisting of its southern Regions of Italy, regions. The term "" today mostly refers to the regions that are associated with the people, lands or cultu ...

, which has Europe's largest steel output, for €1.8 billion. To receive approval, the consortium agreed to invest €2.4 billion into Ilva, renamed ArcelorMittal Italia, while the state agreed to invest €2 billion. ArcelorMittal accused the state of not investing the agreed-upon amount and, in February 2024, Italy's industry minister took control of the venture in a manner similar to a bankruptcy, after an increase in energy prices and a drop in rolled steel coil prices led the venture to accumulate huge debts. In March 2019, the company, in partnership with

, acquired

Essar Steel Essar Steel was a common name of the steel manufacturing companies of the Essar Group of Companies. Its main subsidiary was Essar Steel India Limited, a fully integrated flat carbon steel manufacturer based in Mumbai, which owned and operated a ...

, which had filed for bankruptcy protection. In July 2019, the company sold seven major steelworks and five service centers in seven European countries to

. In August 2019, the company took over management of Hibbing Taconite, of which it owns 62.3%, from

Cleveland-Cliffs Cleveland-Cliffs Inc. (CCI, formerly Cliffs Natural Resources) is an American steel manufacturer based in Cleveland, Ohio. They specialize in the mining, beneficiation, and pelletizing of iron ore, as well as steelmaking, including stamping a ...

. Also in August 2019, the company acquired Legault Métal. In December 2020, the company sold ArcelorMittal USA, which had 2019 revenues of $17 billion, to

for approximately $1.4 billion. In March 2022, the company acquired John Lawrie Metals, a metals recycler in Scotland. In May 2022, the company acquired 10 scrap yards in the south of Germany. In July 2022, the company acquired an 80% interest in

Voestalpine Voestalpine AG – stylized as voestalpine – is an Austrian steel-based technology and capital goods group based in Linz, Austria. The company is active in steel, automotive, railway systems, profilform and tool steel industries. As of 201 ...

hot-briquetted iron Direct reduced iron (DRI), also called sponge iron, is produced from the direct reduction (chemistry), reduction of iron ore (in the form of lumps, pellets, or fines) into iron by a reducing atmosphere, reducing gas which contains elemental carbon ...

plant near

Corpus Christi, Texas Corpus Christi ( ; ) is a Gulf Coast of the United States, coastal city in the South Texas region of the U.S. state of Texas and the county seat and largest city of Nueces County, Texas, Nueces County with portions extending into Aransas County, T ...

, based on a $1 billion valuation. In December 2022, the company acquired Riwald Recycling. In March 2023, the company acquired Companhia Siderúrgica do Pecém, owner of a 3-million-metric-ton blast furnace and slab plant in northeastern Brazil, for $2.2 billion. In April 2023, the company's joint venture with Nippon Steel acquired Indian Steel Corporation, which had filed for bankruptcy protection. In December 2023, the company sold its assets in

Kazakhstan Kazakhstan, officially the Republic of Kazakhstan, is a landlocked country primarily in Central Asia, with a European Kazakhstan, small portion in Eastern Europe. It borders Russia to the Kazakhstan–Russia border, north and west, China to th ...

, the Temirtau steel mill and the Aktau pipe plant, for $286 million to a Kazakh state-owned investment fund. In August 2024, ArcelorMittal acquired a 27.5% interest in

Vallourec Vallourec S.A. is a multinational manufacturing company headquartered in Meudon, France. Vallourec specializes in hot rolled seamless steel tubes, expandable tubular technology, automotive parts, and stainless steel, which it provides to ene ...

, a producer of seamless steel tubes, from funds managed by

Apollo Global Management Apollo Global Management, Inc. is an American asset management firm that primarily invests in alternative assets. , the company had $548 billion of assets under management, including $392 billion invested in credit, including mezzanine capita ...

for €955 million. In 2025, the company's South Africa division ended production of long steel products due to high logistic and energy costs.

Predecessor companies

Acquired by

: *

International Steel Group International Steel Group Inc. (ISG), headquartered in Cleveland, Ohio, was one the largest integrated steel producers in North America. It had annual raw steel production capability of 23 million net tons. In April 2005, the company was acquired ...

(acquired 2004) **

– United States (acquired 2003) ***

Lukens Steel Company Lukens Steel Company, located in Coatesville, Pennsylvania, Coatesville, Pennsylvania, is the oldest iron mill in commission within the United States. In 1995, it was one of the three largest producers of plate steel and the largest domestic man ...

– United States (acquired 1997) ***

Pennsylvania Steel Company The Pennsylvania Steel Company was the name of two Pennsylvania steel companies. The original company was established in late 1865 by: J. Edgar Thomson, president of the Pennsylvania Railroad, Samuel Morse Felton Sr., recently retired president ...

– United States (acquired 1917) ** ISG Weirton Steel – United States (acquired 2002) **

Ling-Temco-Vought Ling-Temco-Vought (LTV) was a large American conglomerate which existed from 1961 to 2001. At its peak, it was involved in aerospace, airlines, electronics, steel manufacturing, sporting goods, meat packing, car rentals, and pharmaceuticals, ...

– United States (acquired 2002) ***

Republic Steel Republic Steel is a Mexican steel manufacturer that was once America’s third largest steel producer. It was founded as the Republic Iron and Steel Company in Youngstown, Ohio in 1899. After rising to prominence during the early 20th Century, ...

– United States (acquired 1984) ***

Jones and Laughlin Steel The Jones and Laughlin Steel Corporation, also known as J&L Steel or simply as J&L, was an American steel and iron manufacturer that operated from 1852 until 1968. The enterprise began as the American Iron Company, founded in 1852 by Bernard L ...

– United States (acquired 1984) ** Acme Steel –

Chicago Chicago is the List of municipalities in Illinois, most populous city in the U.S. state of Illinois and in the Midwestern United States. With a population of 2,746,388, as of the 2020 United States census, 2020 census, it is the List of Unite ...

, US (acquired 2002) *Ispat International (later

) (acquired 2004) ** Inland Steel Company – United States (acquired 1998) *

ArcelorMittal Kryvyi Rih ArcelorMittal Kryvyi Rih (former Kryvorizhstal; ) is Ukraine's largest integrated steel company, founded in 1934 and located in Kryvyi Rih, in central Ukraine. The steel plant is one of the most important Ukrainian companies and a globally impor ...

– Ukraine (acquired 2005) Acquired by

: *

Aceralia Aceralia was a large Spanish steel producer formed in 1997 by restructuring of a group formed from earlier mergers of the steel producers ENSIDESA and ''Altos Hornos de Vizcaya''. The company merged into Arcelor in 2001, and became part of ArcelorM ...

– Spain (merger 2001) *

Usinor Usinor was a French steel making group formed in 1948. The group was merged with Sacilor in 1986, becoming Usinor-Sacilor and was privatised in 1995, and renamed Usinor in 1997. In 2001 it merged with Arbed (Luxembourg) and Aceralia (Spain) to ...

– France (merger 2001) ** Acesita – Brazil (acquired 1998) *

ARBED The Aciéries Réunies de Burbach-Eich-Dudelange ( French; literally "United Steelworks of Burbach-Eich-Dudelange"), better known by its acronym ARBED, was a major Luxembourg-based steel- and iron-producing company. Created in 1911 after the merg ...

– Luxembourg (merger 2001) * Acindar – Argentina (acquired 2006) *

Dofasco ArcelorMittal Dofasco, a subsidiary of ArcelorMittal, is a steel company based in Hamilton, Ontario, Canada. Dofasco is a standalone subsidiary of ArcelorMittal, the world's largest integrated steel producer. History Clifton and Frank A. Sherman ...

– Canada (acquired March 2006)

Facilities

Operated by ArcelorMittal: * ArcelorMittal Ghent – Zelzate, plants in

Geel Geel () is a municipality and city located in the Belgian province of Antwerp, which acquired city status in the 1980s. It comprises Central-Geel which is constituted of 4 old parishes a/o towns: Sint-Amand, Sint-Dimpna, Holven and Elsum. Furthe ...

Genk Genk () is a Municipalities of Belgium, municipality and City status in Belgium, city located in the Belgian Provinces of Belgium, province of Limburg (Belgium), Limburg near Hasselt. The municipality comprises only the town of Genk itself. It ...

and

Liège Liège ( ; ; ; ; ) is a City status in Belgium, city and Municipalities in Belgium, municipality of Wallonia, and the capital of the Liège Province, province of Liège, Belgium. The city is situated in the valley of the Meuse, in the east o ...

, Belgium *

Kryvyi Rih Kryvyi Rih ( ; , ), also known as Krivoy Rog ( ), is a city in central Ukraine. It hosts the administration of Kryvyi Rih Raion and its subordinate Kryvyi Rih urban hromada in Dnipropetrovsk Oblast. The city is part of the Kryvyi Rih Metropo ...

, Ukraine * Plant in

Dunkerque Dunkirk ( ; ; ; Picard language, Picard: ''Dunkèke''; ; or ) is a major port city in the Departments of France, department of Nord (French department), Nord in northern France. It lies from the Belgium, Belgian border. It has the third-larg ...

Desvres Desvres (; ; ) is a Communes of France, commune in the Pas-de-Calais Departments of France, department in northern France. It is a market town, known for its pottery. In 2018 its population was 4,930 inhabitants. It is the seat of the canton of De ...

Fos-sur-Mer Fos-sur-Mer (, literally ''Fos on Sea''; Provençal: ''Fòs'') is a commune in the Bouches-du-Rhône department in southern France. Geography Fos-sur-Mer is situated about north west of Marseille, on the Mediterranean coast, and to the w ...

Mardyck Mardyck ( Dutch: ''Mardijk'', ) is a former commune in the Nord department in northern France. It is an associated commune with Dunkirk since it joined the latter in January 1980.Montataire, Basse-

Indre Indre (); is a department in central France named after the river Indre. The inhabitants of the department are known as the ''Indriens'' (masculine; ) and ''Indriennes'' (feminine; ). Indre is part of the current administrative region of Cent ...

, Mouzon,

Saint-Chély-d'Apcher Saint-Chély-d'Apcher (; ) is a commune in the Lozère department in southern France. History Its inhabitants are called Barrabans. This name was allotted to the inhabitants of Saint-Chély-d'Apcher during the Hundred Years' War. In 1363, the ...

, France * Plants in

Bremen Bremen (Low German also: ''Breem'' or ''Bräm''), officially the City Municipality of Bremen (, ), is the capital of the States of Germany, German state of the Bremen (state), Free Hanseatic City of Bremen (), a two-city-state consisting of the c ...

and

Eisenhüttenstadt Eisenhüttenstadt (; ; ) is a town in the Oder-Spree district of the state of Brandenburg, in eastern Germany, on the border with Poland. East Germany founded the city in 1950. It was known as Stalinstadt () between 1953 and 1961. Geography Th ...

Duisburg Duisburg (; , ) is a city in the Ruhr metropolitan area of the western States of Germany, German state of North Rhine-Westphalia. Lying on the confluence of the Rhine (Lower Rhine) and the Ruhr (river), Ruhr rivers in the center of the Rhine-Ruh ...

Germany * ArcelorMittal Mexico – plant in

Lázaro Cárdenas, Michoacán Lázaro Cárdenas () is a port city in Michoacán bordered to the east by Guerrero. Lázaro Cárdenas is located in the southern part of the Mexican state of Michoacán, being the southernmost municipality in Michoacán. It was formerly known as ...

, Mexico *

Katowice Steelworks Katowice Steelworks (Polish: ''Huta Katowice'') is a large steel plant, located in southern Poland, on the boundary between the historical provinces of Lesser Poland and Upper Silesia. The current name of the plant is ArcelorMittal Poland Dąbrow ...

–

Dąbrowa Górnicza Dąbrowa Górnicza () is a city in Zagłębie Dąbrowskie, southern Poland, near Katowice and Sosnowiec. It is located in eastern part of the Silesian Voivodeship, on the Czarna Przemsza and Biała Przemsza rivers (tributaries of the Vistula Rive ...

, Tadeusz Sendzimir Steelworks in

Kraków , officially the Royal Capital City of Kraków, is the List of cities and towns in Poland, second-largest and one of the oldest cities in Poland. Situated on the Vistula River in Lesser Poland Voivodeship, the city has a population of 804,237 ...

Sosnowiec Sosnowiec is an industrial city county in the Dąbrowa Basin of southern Poland, in the Silesian Voivodeship, which is also part of the Metropolis GZM municipal association.—— Located in the eastern part of the Upper Silesian Industrial Re ...

, Swietochlowice,

Chorzów Chorzów ( ; ; ) is a city in the Silesia region of southern Poland, near Katowice. Chorzów is one of the central cities of the Metropolis GZM – a metropolis with a population of 2 million. It is located in the Silesian Highlands, on the Rawa ...

, Zdzieszowice, Poland * Hunedoara steel works –

Hunedoara Hunedoara (; ; ) is a municipiu, city in Hunedoara County, Transylvania, Romania. It is located in southwestern Transylvania near the Poiana Ruscă Mountains, and administers five villages: Boș (''Bós''), Groș (''Grós''), Hășdat (''Hosdát ...

Galați steel works The Galați steel works (), formally Liberty Galați (formerly known as ''ArcelorMittal Galați'' and ''Sidex Galați''), is a steel mill in Galați, Romania, the country's largest. History Background The idea of building a large steel works in ea ...

– Galaţi, (operated by Liberty Galati) * ArcelorMittal Spain, plants in

Avilés Avilés (Asturian and ;) is a town in Asturias, Spain. Avilés is, along with Oviedo and Gijón, one of the main cities in the Principality of Asturias. The town occupies the flattest land in the municipality, partially in a land that belonged ...

and

Gijón Gijón () or () is a city and municipality in north-western Spain. It is the largest city and Municipalities of Spain, municipality by population in the autonomous communities of Spain, autonomous community of Asturias. It is located on the coa ...

Etxebarri Etxebarri, Saint Stephen, Doneztebeko Elizatea () is a town and Municipalities of Spain, municipality located in the province of Biscay, in the Basque Country (autonomous community), Autonomous Basque Community, in the North of Spain. Since 13 J ...

, Lesaka and Legasa,

Sagunto Sagunto () is a municipality of Spain, located in the province of Valencia, Valencian Community. It belongs to the modern fertile ''comarca'' of Camp de Morvedre. It is located approximately north of the city of Valencia, close to the Costa ...

and

Sestao Sestao is a town and municipality of 27,296 inhabitants located in the province of Biscay, in the autonomous community of Basque Country, northern Spain. It is in the left bank of the Estuary of Bilbao and part of Bilbao's metropolitan area. Se ...

(part of Greater Bilbao),

Bergara Bergara (; ) is a town and municipality located in the province of Gipuzkoa, in the autonomous community of Basque Country, in the north of Spain. An Enlightened center of education operated by the '' Real Sociedad Bascongada de Amigos del P ...

Olaberria Olaberria is a town and Municipalities of Spain, municipality located in the Goierri region of the province of Gipuzkoa, in the autonomous community of the Basque Country (autonomous community), Basque Country, northern Spain. References Exter ...

* Plant in Belval,

Esch-sur-Alzette Esch-sur-Alzette (, ; ; or ''Esch an der Alzig'') is a city in Luxembourg and the country's List of communes of Luxembourg by population, second-most populous commune, with a population of 36,625 inhabitants, . It lies in the south-west of the ...

Differdange Differdange (; or locally ; ) is a Communes of Luxembourg, commune with List of towns in Luxembourg, town status in south-western Luxembourg, west from the Luxembourg City, country's capital. It lies near the borders with Belgium and France an ...

and

Rodange Rodange () () is a town in the commune of Pétange, in south-western Luxembourg. It lies next to the border with Belgium, across which is the town of Athus. The town is to the south-west of the town of Pétange and to the west of the smaller ...

, Luxemburg *

–

Hamilton, Ontario Hamilton is a port city in the Canadian Provinces and territories of Canada, province of Ontario. Hamilton has a 2021 Canadian census, population of 569,353 (2021), and its Census Metropolitan Area, census metropolitan area, which encompasses ...

, Canada * Acindar –

Villa Constitución Villa Constitución is a city in the province of Santa Fe, Argentina, and the head town of the Constitución Department. It is located on the south-western banks of the Paraná River between the courses of the Arroyo Pavón and the Arroyo del M ...

Argentina Argentina, officially the Argentine Republic, is a country in the southern half of South America. It covers an area of , making it the List of South American countries by area, second-largest country in South America after Brazil, the fourt ...

* Hibbing Taconite (62.3% interest) – Hibbing, United States *

Vanderbijlpark Vanderbijlpark is an industrial city with approximately 95,000 inhabitants, situated on the Vaal River in the south of Gauteng province, South Africa. The city is named after Hendrik van der Bijl, an electrical engineer and industrialist. V ...

South Africa South Africa, officially the Republic of South Africa (RSA), is the Southern Africa, southernmost country in Africa. Its Provinces of South Africa, nine provinces are bounded to the south by of coastline that stretches along the Atlantic O ...

* ArcelorMittal Aços Longos – Brazil Joint ventures: *

(AM/NS India) –

Hazira Hazira is a suburb and a transshipment port in the Surat City in the Gujarat state of India. It is the west most end of Surat. Hazira is one of the major ports of India and the most important element of Surat Metropolitan Region. The town is k ...

(joint venture with

) * Annaba steel complex –

Annaba Annaba (), formerly known as Bon, Bona and Bône, is a seaport city in the northeastern corner of Algeria, close to the border with Tunisia. Annaba is near the small Seybouse River and is in the Annaba Province. With a population of about 263,65 ...

, Algeria (joint venture with Sidar) * Ouenza and Boukhadra mines –

Algeria Algeria, officially the People's Democratic Republic of Algeria, is a country in the Maghreb region of North Africa. It is bordered to Algeria–Tunisia border, the northeast by Tunisia; to Algeria–Libya border, the east by Libya; to Alger ...

(joint venture with Sidar) * AM/NS Calvert – Calvert, United States (50/50 joint partnership with

)

Controversies and legal issues

Pollution caused by plant in Kazakhstan

In January 2018, black snow fell in the city of Temirtau,

, where an ArcelorMittal plant was located, which locals blamed on the plant. The company claimed that the discoloration of the snow was caused by a lack of wind which would otherwise blow the pollution away.

Price-fixing

Following an investigation first launched in 2008, in August 2016 the

Competition Commission (South Africa) The Competition Commission (CompCom) is a South African government agency and the country's anti-trust Competition law is the field of law that promotes or seeks to maintain market competition by regulating anti-competitive conduct by compa ...

found the company guilty of price fixing. ArcelorMittal was fined US$110.9 million and, as part of the settlement, also agreed to invest R4.64 billion in capital over five years. Between January 1984 and September 2002, the companies fixed the market, prices, and exchanged confidential corporate information.

Safety issues

In July 2018, the Indiana

Occupational Safety and Health Administration The Occupational Safety and Health Administration (OSHA; ) is a regulatory agency of the United States Department of Labor that originally had federal visitorial powers to inspect and examine workplaces. The United States Congress established ...

found five serious safety violations at the company's Indiana Harbor steel mill in East Chicago after the death of a steelworker while driving a golf cart at the facility with faulty brakes. The company was fined $21,000.

Halted iron ore development in Senegal

The company entered into a $2.2 billion contract to develop an iron ore deposit in

Senegal Senegal, officially the Republic of Senegal, is the westernmost country in West Africa, situated on the Atlantic Ocean coastline. It borders Mauritania to Mauritania–Senegal border, the north, Mali to Mali–Senegal border, the east, Guinea t ...

, including construction of a railway line. After it stalled on the contract and failed to build according to schedule, the

government of Senegal The Government of Senegal (French language, French: ''Gouvernement du Sénégal'') is the union government created by the constitution of Senegal, consisting of the executive, parliament, and judiciary. The Seat of the Government is located in D ...

sued. In September 2013, the

won a court case before an international tribunal to rescind the deal. In June 2014, the

International Chamber of Commerce The International Chamber of Commerce (ICC; French: ''Chambre de commerce internationale'') is the largest, most representative business organization in the world. ICC represents over 45 million businesses in over 170 countries who have interest ...

's arbitration court in Paris awarded Senegal $150 million.

Transactions with Russia despite international sanctions

In 2023, the company spent $23 million to buy 3 cargoes of coal from Russian companies sanctioned as part of

international sanctions during the Russian invasion of Ukraine Following the full declaration of the Russian invasion of Ukraine, which started on 24 February 2022, institutions such as the United States, the European Union, and other Western countries introduced or significantly expanded sanctions coveri ...

Fos-sur-Mer Lawsuit and Indictment

ArcelorMittal was sued in 2018 by the environmental nonprofit Association for the Defense and Protection of the Gulf of Fos Coastline (ADPLGF), around 250 local residents, organizations, and unions. The group accused the steelmaker of exposing people in

region of France to "illegal discharges" of pollutants. In March 2025, the company was indicted for endangering the lives of others, forgery and environmental damages in connection to industrial pollution in Fos-sur-Mer. As a result of the indictment, ArcelorMittal has been placed under judicial supervision, subject to a 250,000 euro deposit and a 1.75 million euro bank guarantee.

References

External links

* * {{Authority control Companies based in Luxembourg City Manufacturing companies established in 2006 Multinational companies headquartered in Luxembourg Non-renewable resource companies established in 2006 CAC 40 Companies in the AEX index Companies in the LuxX Index Companies listed on Euronext Paris IBEX 35 Luxembourgian companies established in 2006 Mittal family