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    About

    Siemens AG is a German multinational powerhouse that engineers everything from factory floors to hospital scanners. It stands as Europe's largest engineering company, with a strong grip on industrial automation, building technology, rail systems, and healthcare equipment. The firm even claims the title of global market leader in industrial AI and software, a position that shapes how modern manufacturing and infrastructure operate worldwide.

    The story begins on October 1, 1847, when Werner von Siemens and Johann Georg Halske founded the Telegraphen Bau-Anstalt von Siemens & Halske in a Berlin back room. That small telegraph workshop grew into a sprawling conglomerate, and by 1966, the modern corporation took shape through a merger of Siemens & Halske, Siemens-Schuckert, and Siemens-Reiniger-Werke. Today, with headquarters in both Munich and Berlin, Siemens employs around 320,000 people and pulled in roughly €78 billion in revenue during 2023. It's a heavyweight on the DAX and Euro Stoxx 50, and by December of that year, it ranked as the second most valuable German company by market cap.

    Siemens now runs four main divisions: Digital Industries, Smart Infrastructure, Mobility, and Financial Services, with Mobility operating as a separate entity. Over the years, the company has spun off several major businesses, including chipmaker Infineon Technologies in 1999, the mobile phone division in 2005, Gigaset Communications in 2008, lighting giant Osram in 2013, medical tech firm Siemens Healthineers in 2017, and Siemens Energy in 2020. Those moves have sharpened Siemens' focus on core engineering and digitalization, making it a leaner, more specialized player in a rapidly changing industrial landscape.

    Products & Sub-brands

    Industrial automationBuilding technologyRail systemsHealthcare equipmentPower generation technologySiemens HealthineersSiemens MobilitySiemens EnergySiemens Gamesa

    Frequently Asked Questions

    Who owns Siemens?
    Siemens is a publicly traded company listed on the Frankfurt Stock Exchange. It is owned by its shareholders, with institutional investors holding the majority of shares, and is a constituent of the DAX index. No single entity or individual controls the company.
    Who is the CEO of Siemens?
    Roland Busch is the current CEO of Siemens AG, having assumed the role in 2021. He previously served as Deputy CEO and Chief Technology Officer, and he succeeded Joe Kaeser in the top leadership position.
    How much is Siemens worth?
    Siemens has a market capitalization of approximately €140-150 billion as of 2024-2025, ranking it as the second most valuable German company. The company generates around €78 billion in annual revenue.
    Siemens vs ABB — which is better?
    Both companies are leaders in industrial automation and electrification, but Siemens is significantly larger with broader diversification across healthcare, mobility, and infrastructure. ABB focuses more narrowly on electrification and automation, while Siemens offers a more comprehensive technology portfolio.
    Is Siemens still in business?
    Yes, Siemens is very much in business and thriving. It remains Europe's largest engineering company with approximately 320,000 employees worldwide, and it continues to expand through partnerships, innovations in industrial AI, and strategic investments in digital transformation and sustainable technologies.

    Keywords

    Siemens AGindustrial automationdigital industriessmart infrastructuremobilityhealthcareenergyGerman engineeringDAXWerner von Siemens

    Sources

    Company Info

    Founded
    October 1, 1847
    Founder
    Werner von Siemens
    CEO
    Roland Busch
    Headquarters
    Berlin and Munich, Germany
    Industry
    electrical engineering, powertrain technology, biomedical engineering, power plant technology, mechanical engineering, lighting technique, medical device, electrical industry, electronics industry, telecommunications
    Revenue
    €78 billion (2023)
    Employees
    320,000

    Official Website

    www.siemens.com/

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