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Outotec

Finnish mining and metals-processing technology company that merged with Metso Minerals in 2020.

Last updated August 22, 2026

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Overview

Outotec was a Finnish industrial technology company serving the mining, mineral-processing, and metals industries. Its business focused on technologies, equipment, engineering, and services used across the extractive-metallurgy chain, from the treatment of mined ore to the production of refined metals and mineral products. The company worked on processes including ore grinding, physical separation, smelting, leaching, and related plant engineering and after-sales support. The business was rooted in technology activities developed within Outokumpu from the late 1940s. Outokumpu had built expertise in metallurgical processes and equipment as part of its broader mining and metals operations. When Outokumpu decided to concentrate more narrowly on stainless steel, its technology business was separated and established as an independent company in June 2006. The new company initially operated under the name Outokumpu Technology and was listed on the Helsinki Stock Exchange shortly afterward. It adopted the Outotec name on 24 April 2007. Outotec’s portfolio covered both individual process technologies and larger integrated projects. Its offerings addressed the comminution and concentration of ores, including grinding and physical separation, as well as pyrometallurgical and hydrometallurgical treatment of base and precious metals. The company also supplied engineering, plant-design, project-delivery, maintenance, modernization, and other lifecycle services. This combination of process know-how, equipment, and services positioned Outotec as a technology supplier rather than a mining operator or metals producer. The company operated internationally and served customers across the global mining and metals value chain. Its commercial model included the delivery of technologies and equipment for new facilities as well as service and improvement work for existing plants. The business therefore depended on capital expenditure in mining and metallurgy, process-performance requirements, commodity-industry investment cycles, and demand for more efficient or environmentally improved processing. A major strategic turning point came in 2020, when Outotec merged with Metso Minerals. The combined company was named Metso Outotec and brought together Outotec’s minerals and metals-processing technologies with Metso’s minerals business. Following the merger, Outotec ceased to exist as an independent listed company and its standalone corporate identity was absorbed into the combined enterprise. The successor later adopted the shorter Metso name, but Outotec remains relevant as the former company and as the source of technologies and organizational capabilities incorporated into the merged business.

History

Outotec’s history originated in the metallurgical and mining-technology activities developed by Outokumpu from the late 1940s. Outokumpu was a Finnish mining and metals group whose operations generated expertise in ore treatment, metallurgy, and the design of industrial process equipment. Those capabilities later became the foundation of a technology business serving other mining and metals companies. For much of its early existence, the technology operation was a wholly owned business area of Outokumpu. Its work covered technologies and equipment for multiple stages of mineral processing and extractive metallurgy. These included the reduction and grinding of ore, physical separation of valuable minerals, and the treatment of concentrates and other feedstocks through smelting and leaching. The business also developed engineering capabilities and supported customers after equipment installation. A structural change occurred in 2006. Outokumpu chose to focus its corporate activities more strongly on stainless steel and separated the technology business as an independent company in June of that year. The newly independent entity was initially known as Outokumpu Technology. It was listed on the Helsinki Stock Exchange soon after its separation from the parent group, giving the business an independent public-company structure while preserving its technical heritage. The company changed its name to Outotec on 24 April 2007. The new name distinguished the independent enterprise from its former parent while retaining an association with its origins in Outokumpu technology. Following its listing, Outotec became part of the OMX Helsinki 25 benchmark after the index’s February 2007 reclassification. Its business remained centered on supplying technologies, machinery, engineering, and services to the mineral-processing and metals industries. Outotec’s operating model combined process intellectual property with industrial project execution. Rather than producing metals itself, it supplied customers with equipment and methods intended to move material from mined ore toward concentrated minerals or refined metal. Its scope included comminution and physical separation on the mineral-processing side and smelting and leaching on the metallurgical side. Engineering and after-sales services extended the relationship beyond the initial sale of a technology or plant. The company served an international customer base and participated in a sector characterized by large projects, complex technical requirements, and cyclical investment. Its relevance came from the ability to combine process design, equipment, plant-level engineering, and lifecycle support. The portfolio also connected mineral-processing operations with the downstream production of base and precious metals. In 2020, Outotec merged with Metso Minerals. The transaction created Metso Outotec, combining Outotec’s minerals and metals-processing expertise with Metso’s minerals operations. This was the decisive endpoint of Outotec as a standalone company: the independent corporate entity and its separate public-market identity were replaced by the merged organization. Outotec’s technologies and capabilities continued within the successor business, but the Outotec company itself became defunct as an independent brand and organization.

  • 2020

    Merger with Metso Minerals

    [1]

    Outotec merges with Metso Minerals to create Metso Outotec, ending Outotec’s independent corporate existence.

  • 2007

    Company enters OMX Helsinki 25 benchmark

    [1]

    Following the February index reclassification, the listed company is promoted to the OMX Helsinki 25 benchmark.

  • 2007

    Outokumpu Technology renamed Outotec

    [1]

    The company adopts the Outotec name on 24 April, establishing the identity under which it operates until its merger with Metso Minerals.

  • 2006

    Technology business spun off

    [1]

    Outokumpu separates its technology business as an independent company in June while refocusing the parent group on stainless steel.

  • 2006

    Independent Helsinki listing

    [1]

    The newly independent technology company is listed on the Helsinki Stock Exchange.

  • 1940

    Technology roots develop within Outokumpu

    [1]

    Outokumpu’s mining and metals activities establish the metallurgical and mineral-processing expertise that later supports its technology business.

Products and positioning

International technology, equipment, engineering, and services provider for mineral processing and extractive metallurgy.

  • Mineral processing

    Mineral processing systems

    Outotec supplied technologies and equipment for processing mined ore before or alongside metallurgical treatment. The scope included comminution, grinding, and physical separation, helping customers reduce ore to suitable sizes and separate valuable minerals from waste. These offerings could form part of larger plant solutions and were supported by engineering and lifecycle services.

  • Extractive metallurgy

    Smelting technologies

    The company provided process technologies for smelting base and precious metals. Smelting solutions addressed the conversion of mineral concentrates or other feedstocks into intermediate or refined metallurgical products. Outotec’s role included process know-how, equipment, plant engineering, and related services rather than the production of metals as an operating mining or smelting company.

  • Hydrometallurgy

    Leaching technologies

    Outotec offered leaching methods and associated equipment for extracting metals from mineral-bearing materials through hydrometallurgical processing. These technologies formed part of the company’s broader portfolio for moving material from ore or concentrate toward recovered metal and could be integrated with other mineral-processing and metallurgical stages.

  • Industrial services

    Engineering and after-sales services

    In addition to equipment and process technologies, Outotec provided engineering and after-sales support. These services covered the implementation and operation of customer installations and helped extend the commercial relationship beyond the initial project. The service model supported upgrades, maintenance, and continued use of Outotec technologies across the life of a plant.

Brand decisions

  • 2020

    Merge with Metso MineralsM&A

    Background

    Outotec and Metso Minerals operated in adjacent areas of mining and mineral-processing technology, creating a basis for combining their businesses.

    Action taken

    The companies merged and established a combined company named Metso Outotec.

    Aftermath

    Outotec ceased to operate as an independent listed company and its technologies and capabilities became part of Metso Outotec.

Recent events

  • 2020

    Outotec merges with Metso Minerals to form Metso Outotec[1]

    M&A

    Outotec combined with Metso Minerals, creating a new company named Metso Outotec and ending Outotec’s existence as an independent company.

Sources1 sources

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