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The year 2023 was marked by great live concerts, strong business solutions and big investments – because building the future of audio also means investing in it. This is what the family-owned company has been doing for generations. The following annual report looks back on a year of repeated growth, exciting innovations, and the achievements of the best team in the industry.

A Conversation with Dr. Andreas and Daniel Sennheiser

The Co-CEOs on the third consecutive year of growth, investments, and the future of the audio industry.

A Conversation with Dr. Andreas and Daniel Sennheiser
Ready for a new era of live audio

Ready for a new era of live audio

Sennheiser’s WMAS prototype did not just rock the stage during the World Radio Conference: The innovative technology brought the promise of great things ahead and is set to permanently change the future of live audio. (Photo: 3DB)

Research & Development

  • Investments in Research & Development

    In 2023, the Sennheiser Group invested about €46 million in research and development of new audio technologies.

  • Patents

    In 2023, nine new patents were registered. In total, the Sennheiser Group holds 236 patents (patent families); including 190 granted patents.

  • Development centers

    The Sennheiser Group has seven development locations to build the future of the audio world. Two of them are in Switzerland (Zurich and Puidoux) and five of them are in Germany: Wennebostel, Berlin, Duisburg, Dusseldorf, and Hamburg.

Investments in Research & Development

In 2023, the Sennheiser Group invested about €46 million in research and development of new audio technologies.
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Investments in Research & Development
The revolution of hybrid learning

The revolution of hybrid learning

Sennheiser builds the future of learning at the University of Greenwich with pioneering AV technology: This is learning in the digital age.

Employees

  • Number of employees

    As of 31-12-2023
     
    Every day, 2,180 employees worldwide work with passion to create remarkable sound experiences. Overall, 27 apprentices are part of the global Sennheiser Team.

  • 2,180

    +7.1%

    2023

    Development of numbers of employees

    Change from previous year in percent

    As of December 31, 2023, the Sennheiser Group employed 2,180 people. In 2021, the number of employees reflects the sale of the consumer business.
     
    Click on the bars in the chart to see individual values.

  • 6%

    AMERICAS

    Employees by region

    As of 31-12-2023
     
    With its 21 sales subsidiaries and 55 sales partners, the Sennheiser Group is active in more than 100 countries worldwide.
     
    Click on the segments in the pie chart to see individual values.

  • Employees in production

    With 419 employees, about a fifth of the Sennheiser Group's team works in production. In Wennebostel, Germany, there are 306 production employees, and in the production facility in BraÅŸov, Romania, there are 113.

  • Production sites

    The focus of production at the headquarters of the Sennheiser Group in Wedemark, Germany, is on technologies for high-precision, automated processes and on the manufacture of high-end products. The plant in BraÅŸov, Romania, specializes in manual production as well as final product testing and packaging.

Number of employees

As of 31-12-2023
 
Every day, 2,180 employees worldwide work with passion to create remarkable sound experiences. Overall, 27 apprentices are part of the global Sennheiser Team.
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Number of employees
Small microphone – legendary sound

Small microphone – legendary sound

The Neumann Miniature Clip Microphone System is conquering stages around the world: At events such as Adele's residency show in Las Vegas and Andrea Bocelli's concert in Abu Dhabi, Neumann’s new product impressed across the board. (Photo: STUFISH)

The Future of Spatial Audio

The Future of Spatial Audio

AMBEO revolutionizes spatial audio production and helps producers to create an immersive experience. From gaming to mobility, Sonologic-Design, a leading Japanese studio, embraces the groundbreaking AMBEO solutions.

About our Supervisory Board

The Supervisory Board of Sennheiser electronic GmbH & Co. KG held four ordinary meetings in the past financial year. The Board consisted of the following members: Andreas Dornbracht (Chairman), Prof. Dr. Jörg Sennheiser, Stefan Plenz and Iris Epple-Righi.
 
On 1 February 2024, Sennheiser electronic GmbH & Co. KG was renamed Sennheiser electronic SE & Co. KG. In this context, the current Supervisory Board was transferred to the new Board of Directors. This now consists of the previous Supervisory Board members as well as Andreas and Daniel Sennheiser as Managing Directors.