Sennheiser

Sennheiser is a German audio technology company headquartered in Wedemark, near Hanover. Founded in 1945 by Fritz Sennheiser and seven fellow University of Hannover engineers, the business began as Laboratorium Wennebostel, or Labor W, and initially produced scientific instruments. It soon moved into microphones and professional sound equipment, establishing a long-term identity around engineering-led audio products for broadcasters, musicians, studios, filmmakers, businesses, and consumers. The company’s early development was closely tied to broadcast audio. In 1946 it began making microphones for reporting, and its MD 21 dynamic microphone, introduced in 1953, became widely associated with radio and television work. The MD 82 shotgun microphone followed in 1956, while the Microport wireless microphone system helped bring wireless production audio to television. The business adopted the Sennheiser electronic name in 1958. Its MD 421, launched in 1960, became a durable standard in broadcasting, recording studios, and live sound. The company also expanded internationally, with products reaching the United States in 1963 and a dedicated American distribution company established the same year. Sennheiser became particularly influential in headphones. The HD 414, introduced in 1968, is widely described as the first commercially successful open-back headphone and helped define a lighter, more spacious listening format. Later products, including the HD 800 S and the Orpheus high-end headphone systems, reinforced the brand’s audiophile reputation. Alongside headphones, Sennheiser developed microphones, loudspeakers, amplifiers, aviation headsets, conferencing products, presentation systems, wireless monitoring systems, and solutions for broadcast, film, education, visitor guidance, and hearing support. The company has also built a portfolio through acquisitions and partnerships. It acquired studio microphone specialist Georg Neumann GmbH in 1991 and loudspeaker maker Klein + Hummel in 2005. A 2003 joint venture with William Demant created Sennheiser Communications; that venture ended in 2020, with the gaming-headset and enterprise activities becoming EPOS under Demant. Sennheiser established Sennheiser Streaming Technology in 2014, took a majority stake in spatial-audio software company Dear Reality in 2019, and acquired Merging Technologies in 2022. Sennheiser remains family-controlled in its professional activities, with third-generation family members Daniel Sennheiser and Andreas Sennheiser leading the company from 2013. Its professional audio division serves live music, studio, broadcast, video, film, business communication, and immersive-media markets. The consumer audio division, covering headphones and home-entertainment speakers, was sold to Swiss hearing-care company Sonova in 2021 for a reported €241 million. The Sennheiser name continues to be used for consumer products under that ownership arrangement, while the professional business remains associated with the Sennheiser family and group. The brand’s current technological emphasis includes wireless audio, high-end headphones, digital microphone systems, spatial audio, and AMBEO immersive sound. It has worked on multichannel and three-dimensional audio for music, film, virtual reality, augmented reality, and streaming. Sennheiser’s manufacturing and development network includes Germany, Ireland, the United States, Romania, Switzerland, Denmark, and Singapore. Its reputation rests on technical durability, broadcast and studio credibility, premium sound reproduction, and a broad ability to serve both specialist professional users and demanding consumers.

Sennheiser was established in 1945 shortly after the end of the Second World War by Fritz Sennheiser and seven engineers from the University of Hannover. The original company, Laboratorium Wennebostel, was named after the village where the operation had been relocated during wartime. Its first product was a voltmeter, but the company soon concentrated on audio technology. In 1946 it began producing microphones for broadcast reporting, including the DM series. The MD 21, introduced in 1953, became an important early success and was adopted for radio and television reporting. Sennheiser broadened its product range during the 1950s with microphone transformers, mixers, geophysical equipment, miniature headphones, and noise-compensated microphones. The MD 82, introduced in 1956, was among the early commercially produced shotgun microphones. In 1957, the company introduced Microport, a wireless microphone system intended for television production. Labor W changed its name to Sennheiser electronic in 1958. In 1960, Sennheiser introduced the MD 421 cardioid microphone. It became widely used in broadcast, recording, and live performance and remained in production for decades. The company entered the United States market in 1963 through an independent Manhattan distributor and established Sennheiser Electronics Corporation that year. Its headphone business reached a landmark in 1968 with the HD 414, an open-back model that became one of the most recognizable headphones of its era. The MD 441 followed in 1971, and the company reorganized as a limited partnership in 1973. Sennheiser entered aviation audio in 1980 by supplying headsets to Lufthansa. In 1982, Fritz Sennheiser transferred management of the company to his son Jörg, while the company continued developing wireless microphone technology. The MKH 816 shotgun microphone received a Scientific and Engineering Award from the Academy of Motion Picture Arts and Sciences in 1987. The company acquired Georg Neumann GmbH, a respected studio-microphone manufacturer, in 1991. Neumann retained its Berlin identity while production was moved to a new cleanroom facility in Wedemark. Sennheiser also established its formal United States headquarters in Old Lyme, Connecticut, during the same year. Manufacturing expanded internationally, including a Tullamore, Ireland facility established in 1990 and an Albuquerque, New Mexico operation established in 2000. In 2003, Sennheiser formed Sennheiser Communications A/S with Danish hearing and communications company William Demant. The venture developed communications and gaming headsets, but it was dissolved in 2020, after which the relevant activities became EPOS under Demant ownership. Sennheiser acquired loudspeaker manufacturer Klein + Hummel in 2005. Fritz Sennheiser’s grandchildren Daniel and Andreas joined the company in 2008 and 2010 respectively, and became co-CEOs in 2013. Sennheiser expanded beyond conventional hardware during the 2010s. It founded Sennheiser Streaming Technology in 2014 to develop streaming hardware and software, sponsored Shanghai Concert Hall between 2014 and 2017, and launched the Sennheiser Media label during that period. The company opened an Innovation Campus in Wennebostel in 2015. Its AMBEO initiative developed immersive and three-dimensional audio products, beginning with the AMBEO VR Microphone in 2016. Sennheiser also developed spatial-audio tools for augmented, virtual, and extended-reality applications. In 2019, Sennheiser acquired a majority interest in Dear Reality, a developer of spatial-audio algorithms and software for immersive media. In 2021, Sonova acquired the consumer audio division for €241 million. The transaction separated consumer headphones and home-entertainment speakers from the family-led professional audio business. In 2022, Sennheiser acquired Merging Technologies, strengthening its position in professional digital audio and production workflows. Sennheiser has collaborated with Netflix on spatial-audio production and has continued developing microphones, wireless systems, immersive-audio tools, conferencing equipment, and high-fidelity headphones. Its production network includes facilities in Germany, Ireland, the United States, and Romania, while research and development activities extend across Germany, Denmark, Switzerland, Singapore, and the United States. The company’s enduring identity is based on professional audio credibility, durable microphone and headphone designs, and premium technical performance.

1. 2022Merging Technologies acquired

   The acquisition broadened Sennheiser’s professional production-audio and digital-workflow capabilities.

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2. 2021Consumer audio division sold to Sonova

   Sonova acquired Sennheiser’s consumer headphones and home-entertainment audio business for €241 million.

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3. 2020Sennheiser Communications venture ends

   The communications joint venture with Demant ended and its activities transitioned into EPOS.

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4. 2019Majority stake in Dear Reality acquired

   Sennheiser invested in Dear Reality, a developer of spatial-audio algorithms and software for immersive media.

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5. 2016AMBEO VR Microphone introduced

   The AMBEO VR Microphone marked a major commercial step into immersive and three-dimensional audio capture.

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6. 2015Innovation Campus opens

   Sennheiser opened a dedicated innovation and research facility in Wennebostel.

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7. 2013Daniel and Andreas Sennheiser become co-CEOs

   Third-generation family members Daniel and Andreas Sennheiser assumed joint chief executive responsibility.

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8. 2003Sennheiser Communications joint venture formed

   A joint venture with William Demant created a business focused on communications and gaming headsets.

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9. 1991Georg Neumann acquired

   Sennheiser acquired studio-microphone specialist Georg Neumann GmbH and expanded its professional recording portfolio.

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10. 1968HD 414 open-back headphones introduced

    Sennheiser introduced the HD 414, widely regarded as the first commercially successful open-back headphone design.

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11. 1960MD 421 launched

    The cardioid MD 421 microphone entered professional broadcasting, studio, and live-sound markets and became a long-running industry standard.

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12. 1958Company renamed Sennheiser electronic

    Labor W adopted the Sennheiser electronic name.

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13. 1953MD 21 microphone introduced

    The MD 21 became a widely used dynamic microphone for radio and television reporting.

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14. 1946First original microphones developed

    The company began manufacturing microphones for broadcast reporting and introduced the DM series.

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15. 1945Company founded as Laboratorium Wennebostel

    Fritz Sennheiser and seven University of Hannover engineers established the business near Wedemark, initially under the name Laboratorium Wennebostel, commonly shortened to Labor W.

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Premium engineering-led audio brand spanning professional sound production, business communication, immersive audio, and high-fidelity consumer listening.

• HD headphone seriesHeadphones1968

  Sennheiser’s HD family covers consumer, studio, and audiophile headphones. The range includes open-back and closed-back designs, with models positioned from everyday listening through high-resolution home listening and professional monitoring. The HD 414 helped establish the brand’s headphone identity, while later products such as the HD 800 S became associated with premium audiophile reproduction.

• MD microphone seriesProfessional microphones1953

  The MD family includes dynamic microphones developed for broadcast, studio, live performance, and instrument recording. The MD 21 became a broadcast reporting standard, while the MD 421 and MD 441 extended the range into studio and stage applications. These products are central to Sennheiser’s long-standing professional-audio reputation.

• MKH microphone seriesBroadcast and film microphones

  The MKH family consists primarily of high-performance condenser and shotgun microphones for film production, broadcasting, location recording, and studio work. The MKH 816 received an Academy Scientific and Engineering Award and helped establish Sennheiser as a major supplier to professional film and television production.

• Digital 6000 and Digital 9000Wireless audio systems

  Sennheiser’s digital wireless systems are designed for demanding live sound, broadcast, touring, and event applications. They provide wireless microphone and transmission infrastructure for performers, presenters, production teams, and venues. The Digital 9000 system has been used in major televised and live musical performances.

• AMBEOSpatial audio2016

  AMBEO is Sennheiser’s family of immersive-audio technologies and products. It includes microphones, soundbars, software, and production tools for capturing, processing, and reproducing three-dimensional sound. The platform supports music, film, virtual reality, augmented reality, extended reality, and home entertainment.

• Business communication systemsConferencing and enterprise audio

  Sennheiser develops microphones, headsets, conferencing systems, presentation products, and visitor-guidance solutions for offices, education, meetings, and professional communication. These products are designed to improve speech intelligibility and manage audio in shared or networked environments.

• OrpheusHigh-end headphones

  Orpheus is Sennheiser’s ultra-premium headphone system line. It represents the company’s pursuit of reference-level personal audio through specialized transducers, dedicated amplification, and highly selective materials and construction. The line serves as a technology and prestige showcase rather than a mass-market product family.

• 2022Netflix spatial-audio collaboration

  Global

  Sennheiser collaborated with Netflix on spatial-audio tracks for original productions, using multichannel production masters that were rendered for compatible stereo playback systems.

  Outcome. Netflix expanded the availability of the spatial-audio format to more than 700 films and television series in 2023.

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• 2014Shanghai Concert Hall sponsorship

  China

  Sennheiser sponsored Shanghai Concert Hall, which temporarily carried the Sennheiser Shanghai Concert Hall name. The arrangement also coincided with the launch of Sennheiser Media and continued until August 2017.

  Outcome. The sponsorship ended in 2017.

  Source

• 2022Acquire Merging TechnologiesM&A

  Sennheiser aimed to expand its professional audio-production and digital workflow capabilities.

  What changed. The company acquired Merging Technologies.

  Aftermath. The transaction strengthened Sennheiser’s professional production technology portfolio.

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• 2021Sell consumer audio division to SonovaM&A

  Sennheiser decided to separate its consumer audio activities from its professional audio business.

  What changed. Sonova acquired the consumer headphones and home-entertainment speaker division for €241 million.

  Aftermath. Sennheiser continued as a family-associated professional audio company, while Sonova operated the consumer audio business using the Sennheiser brand.

  Transaction value. €241 million (2021)

  Source
• 2019Take majority stake in Dear RealityM&A

  Immersive media and spatial audio were becoming important in virtual, augmented, and extended reality.

  What changed. Sennheiser acquired a majority stake in Dear Reality, which develops spatial-audio algorithms and software.

  Aftermath. The investment supported Sennheiser’s AMBEO and immersive-production strategy.

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• 2014Create Sennheiser Streaming TechnologyStrategy

  Audio consumption and distribution were increasingly shifting toward software, streaming, and networked devices.

  What changed. Sennheiser established a subsidiary focused on streaming hardware and software solutions.

  Aftermath. The move broadened the company’s activities beyond conventional audio hardware.

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• 2003Form Sennheiser Communications joint ventureM&A

  The company expanded from production audio into business communications and gaming headsets.

  What changed. Sennheiser entered a joint venture with William Demant, a Danish hearing and communications specialist.

  Aftermath. The venture ended in 2020, with its gaming and enterprise activities becoming EPOS under Demant.

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• 1991Acquire Georg Neumann GmbHM&A

  Sennheiser sought to strengthen its position in professional studio recording and microphone technology.

  What changed. The company acquired Neumann and integrated production into a new cleanroom facility in Wedemark while retaining Neumann’s official Berlin identity.

  Aftermath. Neumann became a major professional brand within the broader Sennheiser portfolio.

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• 2025Consumer-audio price-fixing fineControversy

  The German Federal Cartel Office fined Sennheiser and Sonova €6 million over illegal coordination of consumer-audio prices, particularly for headphones. The case followed a raid conducted in September 2022.

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• 2026Daniel Sennheiser becomes board chairman while Andreas remains CEO

  A planned leadership change separated strategic board leadership from operational management after more than a decade of joint chief-executive responsibility.

  Leadership change
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• 2026Sennheiser announces new professional wireless-system developments

  TV Technology reported that Sennheiser Group planned to present the Spectera SKM handheld wireless microphone at IBC 2026, alongside SoundBase radio-frequency planning and management software.

  Product launch
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• 2026Daniel Sennheiser to become chairman while Andreas Sennheiser continues as CEO

  Sennheiser announced a leadership structure in which Daniel Sennheiser would become chairman of the Group’s Board of Directors from January 1, 2026, while Andreas Sennheiser would continue managing operational business as CEO.

  Leadership change
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• 2025Sennheiser announces new leadership structure for 2026

  From January 1, 2026, Daniel Sennheiser is to become chairman of the board and Andreas Sennheiser is to lead the business as sole CEO.

  Leadership change
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• 2025Sennheiser marks its 80th anniversary

  The family-owned company commemorated eight decades of audio engineering and highlighted products, decisions, successes, and failures that shaped its approach to future audio technology.

  Other
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• 2025Daniel Sennheiser to become board chairman while Andreas remains CEO

  The brothers announced a new leadership structure effective 1 January 2026, with Daniel responsible for board-level strategy and Andreas leading operations.

  Leadership change
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• 2025Sennheiser announces a new leadership model

  The company announced that Daniel Sennheiser would move to a chairman role from January 2026 while Andreas Sennheiser would continue as CEO.

  Leadership change
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• 2025Sennheiser announces leadership transition

  After more than a decade as co-CEOs, Daniel Sennheiser was designated chairman of the board from January 1, 2026, while Andreas Sennheiser continued as CEO.

  Leadership change
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• 2025Sennheiser announces leadership model for 2026

  Daniel Sennheiser was announced as future board chairman, while Andreas Sennheiser would continue as CEO, ending their period as joint chief executives.

  Leadership change
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• 2025Sennheiser reports €492.3 million group sales for fiscal 2024

  The group reported €492.3 million in 2024 sales and continued investing in professional audio, research and development, and software-related capabilities.

  Other
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• 2025Daniel Sennheiser to become chairman while Andreas Sennheiser remains CEO

  The announced leadership transition moves Daniel Sennheiser toward long-term board work and leaves Andreas Sennheiser responsible for operational management.

  Leadership change
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• 2025Sennheiser launches DeviceHub in public beta

  DeviceHub was presented as a secure cloud platform for centralized visibility and management of Sennheiser devices, initially supporting TeamConnect Bar solutions.

  Product launchOther
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• 2025Daniel and Andreas Sennheiser adopt separate leadership roles

  From January 1, 2026, Daniel Sennheiser became chairman of the board while Andreas Sennheiser continued as chief executive, ending their period of joint CEO leadership.

  Leadership change
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• 2025Sennheiser marks eight decades as an independent family-owned company

  Industry coverage described Sennheiser’s 80th anniversary and continuing family ownership, alongside its global professional-audio operations.

  Other
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• 2025Sennheiser announces new leadership structure

  The company announced that Daniel Sennheiser would become chairman of the board from 1 January 2026, while Andreas Sennheiser would continue as chief executive overseeing operations.

  Leadership change
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• 2025Sennheiser announces new group leadership model

  Daniel Sennheiser was announced as chairman of the group board from January 2026, while Andreas Sennheiser continued as operational CEO after more than a decade of joint leadership.

  Leadership change
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• 2024Sennheiser Hong Kong publishes consumer-hearing updates

  The Hong Kong newsroom highlighted new listening experiences and open-sound messaging, and identified Sonova Consumer Hearing Hong Kong contacts for the local market.

  Product launchOther
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• 2024Sennheiser launches the Sleepers campaign in the Netherlands

  Created with Ogilvy Amsterdam, the Netherlands campaign used film, outdoor and print executions built around the idea that the headphones could continue operating even when a user’s phone battery ran out.

  Campaign
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• 2023Sennheiser reports professional-audio growth in 2022

  The family-owned group reported growth and increased profitability after concentrating on professional audio following the consumer-business sale.

  Other
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• 2023Sennheiser reports professional-audio growth for 2022

  Sennheiser said its professional audio solutions grew during 2022 as the group invested in its post-consumer-business structure and sharpened its professional focus.

  Other
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• 2023Professional-audio sales reach €467.7 million in fiscal 2022

  Sennheiser reported 26% growth in professional-audio sales in fiscal 2022, attributing momentum partly to demand for meeting solutions and renewed live-event activity.

  Other
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• 2023Sennheiser introduces a new Executive Management Board

  The group reorganized operational leadership around representatives from Professional Audio, Business Communication, Neumann, supply chain, corporate functions and development.

  Leadership change
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• 2022Sennheiser acquires Merging Technologies

  Sennheiser expanded its professional and production-audio technology portfolio through the acquisition of Merging Technologies.

  M&A
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• 2022Consumer business transfer to Sonova completed

  The consumer electronics business was formally transferred to Sonova on March 1, 2022. Sennheiser Group stated that it would concentrate investment on professional audio, business communications, and Neumann.

  M&A
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• 2022Transfer of Sennheiser consumer business completed

  Sonova completed the acquisition and incorporated the consumer activities into its consumer hearing business. Around 600 employees transferred, while Sonova obtained continuing rights to use the Sennheiser brand for consumer products.

  M&A
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• 2022Sonova completes acquisition of Sennheiser Consumer Division

  The transaction closed and Sonova established Consumer Hearing as a new business unit, while the Sennheiser Group retained its professional focus.

  M&A
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• 2022Sonova completed the acquisition of Sennheiser Consumer Division

  The transaction closed and the acquired activity became Sonova's Consumer Hearing business, while Sennheiser continued to focus on professional audio.

  M&A
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• 2022Sennheiser acquired Merging Technologies

  The acquisition brought Swiss digital audio recording, conversion, and audio-networking technology into the Sennheiser Group and was intended to strengthen the Neumann professional studio portfolio.

  M&A
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• 2022Sennheiser consumer business transaction with Sonova completed

  Sennheiser’s consumer business moved to Sonova under a licensing and business-transfer arrangement, allowing the Sennheiser Group to concentrate on professional audio.

  M&A
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• 2022Sonova completed acquisition of Sennheiser Consumer Division

  Sonova announced completion of its acquisition of Sennheiser’s consumer division, covering consumer headphones and related products. The transaction created Sonova’s Consumer Hearing business, while Sennheiser continued to operate its professional-audio activities.

  M&A
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• 2021Sennheiser sells consumer audio division to Sonova

  Sonova Holding AG acquired Sennheiser’s consumer audio activities, including headphones and home-entertainment speakers, while Sennheiser retained its professional audio business.

  M&A
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• 2021Sennheiser announces sale of consumer electronics business to Sonova

  Sennheiser selected Swiss hearing-care company Sonova as the partner and buyer for its consumer electronics business. The transaction included headphones, earphones, soundbars, employees, development, production, and a license to use the Sennheiser brand.

  M&A
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• 2021Sennheiser seeks a partner for its consumer business

  Sennheiser announced that it was looking for a buyer or strategic partner for its consumer division so that the group could concentrate on professional audio, business communications and Neumann.

  Other
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• 2021Sonova agrees to acquire Sennheiser consumer business

  Sonova announced an agreement to acquire Sennheiser’s consumer electronics activities for a reported €200 million, subject to regulatory approval and closing conditions.

  M&A
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• 2021Sennheiser faces pressure in the true-wireless market

  Industry reporting attributed pressure on the consumer division to intense competition, premium pricing and a relatively late move into true-wireless earbuds.

  Product generation
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• 2021Sennheiser announces sale of its consumer business to Sonova

  Sennheiser announced that Swiss hearing-care company Sonova would acquire its consumer business, including consumer headphones and soundbars. The arrangement was presented as a way for Sennheiser to focus its own resources on professional audio while giving the consumer portfolio a partner with scale in hearing-related technologies.

  M&A
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• 2021Sennheiser announces review and sale process for Consumer Division

  The company sought a buyer for its consumer business amid strong competition and pressure on margins.

  M&A
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• 2021Sonova agrees to acquire Sennheiser Consumer Division

  Sonova agreed to purchase Sennheiser’s consumer headphones, earbuds and soundbar business, with a perpetual license for the Sennheiser brand.

  M&A
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• 2021Transfer of Consumer Division postponed to first quarter of 2022

  Sennheiser and Sonova delayed closing from the end of 2021 while maintaining their commitment to complete the transaction.

  M&AOther
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• 2021Sennheiser announces sale of its Consumer Division to Sonova

  Sennheiser selected Swiss hearing-care company Sonova as the buyer of its consumer headphones, earbuds, soundbar and hearables business, while retaining its professional-audio operations.

  M&A
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• 2021Sennheiser and Sonova announce transfer of the consumer business

  Sennheiser and Sonova announced an agreement under which Sonova would acquire Sennheiser’s consumer division and receive a perpetual licence for the Sennheiser brand in consumer hearing products.

  M&A
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• 2021Sennheiser agrees to sell Consumer Division to Sonova

  Sennheiser announced an agreement to transfer its consumer headphones, earbuds and soundbar business to Swiss hearing-care company Sonova for EUR 200 million, subject to approval and closing conditions.

  M&A
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• 2021Sennheiser agrees to transfer Consumer Division to Sonova

  Sennheiser announced an agreement for Sonova to acquire its consumer headphones and hearables business while licensing the Sennheiser brand for consumer products.

  M&A
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• 2021Sennheiser announces sale of Consumer Division to Sonova

  Sonova acquired Sennheiser’s consumer-audio division, including consumer headphones and home-entertainment products, while receiving a perpetual licence to use the Sennheiser brand for consumer hearing products.

  M&A
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• 2021Sennheiser announced plans to find a buyer for its Consumer Division

  The company said it was seeking a strong partner for its consumer headphones and hearables business while concentrating its own resources on professional audio.

  M&A
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• 2021Sonova agreed to acquire Sennheiser's Consumer Division

  Sonova agreed to purchase the consumer business, covering headphones, earbuds, and soundbars, while obtaining a perpetual license to use the Sennheiser brand for consumer products.

  M&A
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• 2021Sennheiser agrees to sell its Consumer Division to Sonova

  Sennheiser selected Swiss hearing-care company Sonova as the buyer for its consumer headphones, earbuds, and soundbar business after citing strong competitive pressure in consumer audio.

  M&A
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• 2021Sonova acquires Sennheiser consumer audio division

  Sonova acquired the consumer division, separating ownership and management of consumer audio activities from the family-controlled professional Sennheiser business.

  M&A
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• 2021Sennheiser and Sonova announce transfer of the Consumer Division

  Sennheiser agreed to sell its Consumer Division, covering products such as headphones and home-entertainment audio, to Swiss hearing-solutions company Sonova for a reported transaction value of €200 million subject to regulatory approval.

  M&A
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• 2021Consumer-business closing postponed to the first quarter of 2022

  Sennheiser and Sonova postponed completion from the end of 2021 to the first quarter of 2022 because carve-out tasks, including IT-system migration, required additional time.

  M&AOther
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• 2021Sennheiser announces sale of consumer business to Sonova

  Sennheiser selected Sonova as buyer for its consumer business, including headphones and soundbars, while redirecting the group’s focus toward professional audio.

  M&A
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• 2021Sennheiser agrees to sell consumer business to Sonova

  Sennheiser announced the sale of its consumer headphones and soundbar business to Swiss hearing-care manufacturer Sonova. The professional audio division was not included in the transaction.

  M&A
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• 2021Sennheiser agreed to sell its consumer business to Sonova

  Sennheiser announced an agreement for Swiss hearing-care company Sonova to acquire its consumer headphones and soundbar business, while Sennheiser retained its professional-audio operations.

  M&A
  Source
• 2021Sennheiser agreed to sell its consumer division to Sonova

  Sennheiser announced an agreement for Sonova to acquire its consumer business, including headphones, earbuds and soundbars, as the companies sought to combine Sennheiser’s brand and audio expertise with Sonova’s hearing-technology capabilities.

  M&A
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• 2021Sennheiser postpones expected closing of Consumer Division acquisition by Sonova

  Sennheiser and Sonova said that the planned transfer of Sennheiser’s Consumer Division would move from the end of 2021 to the first quarter of 2022. The companies attributed the delay to remaining operational separation work, including information-technology migration, while stating that regulatory approvals had been obtained.

  M&A
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• 2021Sennheiser consumer-audio division acquired by Sonova

  The consumer-audio business was acquired by Sonova, while the Sennheiser family retained the professional-audio business.

  M&A
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• 2021Transfer of Sennheiser Consumer Division postponed

  Sennheiser and Sonova moved the expected completion of the consumer-business transfer from late 2021 into the first quarter of 2022.

  M&A
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• 2021Sennheiser announces search for a buyer for its consumer division

  Sennheiser said it was seeking a strategic partner for its consumer business amid competitive pressure and pressured margins. The proposed separation affected headphones, earbuds and soundbars, while the company planned to concentrate more heavily on professional audio.

  M&A
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• 2021Sonova agrees to acquire Sennheiser’s consumer division

  Sonova agreed to acquire Sennheiser’s consumer electronics division, covering headphones, wireless earbuds and soundbars, in a transaction reported at approximately €200 million. The agreement included a perpetual licence for the Sennheiser brand in consumer products.

  M&A
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• 2021Transfer of Sennheiser Consumer Division delayed

  The planned closing moved into the first quarter of 2022 because operational separation tasks, including IT migration, required additional time.

  M&AOther
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• 2020Sennheiser reorganizes gaming business under EPOS

  Following the end of the Sennheiser Communications joint venture, the gaming device business was separated and relaunched under Demant-owned EPOS. Existing products used transitional dual branding in some markets.

  M&A
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• 2019Sennheiser launches global expert-led brand campaign

  A global campaign developed with MullenLowe used humor to contrast audio professionals and serious sound enthusiasts with celebrity endorsers portrayed as lacking audio expertise.

  Campaign
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• 2019Sennheiser launches global expert-focused brand campaign

  A MullenLowe campaign promoted Sennheiser through professional musicians, DJs, boom operators and other audio specialists, contrasting technical expertise with celebrity-style endorsement marketing.

  Campaign
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• 2019Sennheiser launched a global campaign celebrating audio experts

  The MullenLowe campaign used humor to contrast professional audio users and knowledgeable sound enthusiasts with celebrity-style endorsement advertising, reinforcing Sennheiser's engineering and listening credentials.

  Campaign
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• 2019Sennheiser launches global campaign for audio experts

  The global campaign used humor to contrast celebrity-style headphone endorsements with the knowledge of musicians, DJs, boom operators and other real audio professionals.

  Campaign
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• 2019Sennheiser launches global campaign centered on audio expertise

  A MullenLowe global campaign contrasted genuine audio professionals and sound enthusiasts with conventional celebrity-style endorsement advertising, emphasizing informed listening and sound quality.

  Campaign
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• 2019Sennheiser launches global campaign celebrating audio experts

  A global MullenLowe campaign used humorous comparisons with celebrity endorsements to present professional musicians, DJs, boom operators and other audio specialists as credible authorities on sound.

  Campaign
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• 2019Sennheiser appoints MullenLowe Group to lead global consumer marketing

  Sennheiser selected MullenLowe Group for global strategy and creative work, with Mediahub handling media and MullenLowe Open supporting retail and customer experience. The effort was intended to expand the brand among younger consumers and strengthen its position in North America.

  Campaign
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• 2019Sennheiser launches global expert-focused headphone campaign

  A MullenLowe campaign for Momentum 3 Wireless humorously questioned celebrity and athlete endorsements, presenting audio professionals and enthusiasts as more credible sources of sound advice.

  CampaignProduct launch
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• 2019Sennheiser appointed MullenLowe Group for consumer marketing

  Sennheiser selected MullenLowe Group as its global consumer-business marketing partner, with responsibilities spanning strategy, creative, media and retail activation, particularly to increase visibility in North America.

  Campaign
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• 2019MOMENTUM 3 Wireless campaign contrasted audio expertise with celebrity endorsement

  Advertising for the MOMENTUM 3 Wireless used humorous questions about whether athletes or fashion personalities should be treated as authorities on sound, implicitly contrasting Sennheiser with celebrity-focused headphone marketing.

  CampaignProduct launch
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• 2018Sennheiser launches #DareToDisconnect campaign in India

  Sennheiser introduced its first reported India-focused television campaign, using television, digital, social, and influencer activity to encourage audiences to step away from routine and immerse themselves in music. The campaign was intended to support the wireless-headphones category in the Indian market.

  Campaign
  Source
• 2018Sennheiser launches its first India-specific television campaign, #DareToDisconnect

  The campaign used television, digital, social and influencer activity to promote wireless headphones and encourage Indian consumers to take a break from routine and constant connectivity.

  CampaignOther
  Source
• 2016Sennheiser selects MullenLowe Group for consumer-business marketing

  Sennheiser appointed MullenLowe Group as global marketing communications agency for its consumer business, covering strategy, creative, media, retail, and customer activation.

  Campaign
  Source
• 2014Sennheiser launches “Let Your Ears Be Loved” campaign for URBANITE headphones

  A multi-channel campaign used humorous online and offline activations to promote the URBANITE headphone line to style-conscious younger listeners.

  CampaignProduct launch
  Source
• 2014Sennheiser promotes Urbanite headphones with Let Your Ears Be Loved

  A humorous multimedia campaign used online video and digital and physical activations to present Urbanite headphones as a premium, sound-focused product for millennial listeners.

  CampaignProduct launch
  Source
• MOMENTUM 4 Wireless campaign highlights extended battery life

  A campaign developed with Ogilvy Amsterdam used humorous, candid scenes of commuters sleeping on public transport to make the MOMENTUM 4 Wireless headphones’ long battery life more relatable. Its creative premise contrasted the endurance of the headphones with the limited energy of their users.

  CampaignProduct launch
  Source
• Sennheiser promotes Conversation Clear Plus with Dee Snider

  A global digital campaign used musician Dee Snider in humorous situations to introduce Conversation Clear Plus, a wearable product designed to improve speech intelligibility in noisy environments.

  CampaignProduct launch
  Source
• Sennheiser promotes earbuds through APAC campaign

  The campaign “Earbuds that put sound first” used a Korean-pop-inspired creative concept to emphasize sound quality and attract younger, achievement-oriented consumers while retaining the established 25-to-45 core audience.

  Campaign
  Source
• Sennheiser launches APAC earbuds campaign

  The campaign used Korean-pop-inspired creative to promote true-wireless earbuds and broaden appeal among younger consumers across Hong Kong and other Asia-Pacific markets.

  CampaignProduct launch
  Source
• Sennheiser IE Series positioned as professional in-ear monitors

  Sennheiser describes the IE family as professional in-ear monitoring equipment for musicians, engineers, creators, stage use, studio work, streaming, and mobile listening. The range emphasizes modular cables, optional Bluetooth adapters, ergonomic fit, detailed dynamic-driver sound, and tour-oriented durability.

  Product generation
  Source
• Sennheiser and Mercedes-Benz announce performance-audio collaboration

  Sennheiser and Mercedes-Benz were reported to have unveiled a Mercedes-AMG edition connected with an immersive gaming-audio collaboration, described as the first product in a broader multi-year partnership.

  CampaignProduct launch
  Source
• Sennheiser continues flagship wireless-audio launches

  Reports described a new MOMENTUM True Wireless generation featuring Dolby Atmos support, Bluetooth 6.0, and user-replaceable batteries, reflecting Sennheiser’s continued focus on premium wireless earbuds.

  Product launchProduct generation
  Source
• Sennheiser Japan highlights artist and professional-audio partnerships

  The Japanese operation described work with bands, artists, broadcasters, theatres, festivals and cultural institutions, supported by local staff and on-site service.

  CampaignOther
  Source
• Sennheiser develops Korean-pop-themed earbuds campaign for Asia-Pacific

  The campaign promoted the Momentum True Wireless 2 as earbuds that put sound first and used a K-pop-inspired narrative to reach younger consumers across Asian markets, including Korea.

  CampaignProduct launch
  Source
• Sennheiser launches Places with Momentum campaign in Singapore

  The Momentum headphone campaign used product demonstrations in cafés and bars, loyalty mechanics, pop-up retail and city activation centres to reach younger urban consumers.

  Campaign
  Source
• Sennheiser runs APAC Korean-pop-themed earbuds campaign

  An Asia-Pacific campaign for True Momentum Wireless 2 used a music-led narrative and localized versions to target younger consumers across multiple Asian markets.

  CampaignProduct launch
  Source
• Sennheiser Philippines promotes direct purchasing and current headphone range

  The official Philippine channel promotes direct purchasing, authentic products, warranty support, customer assistance, and product lines including MOMENTUM, ACCENTUM, HD, MOMENTUM Sport, and AMBEO.

  CampaignProduct launch
  Source
• Sennheiser and Mercedes-Benz expand performance-audio collaboration

  The two German brands announced a multi-year collaboration involving a Mercedes-AMG edition connected with Sennheiser audio and immersive gaming experiences.

  CampaignProduct launch
  Source
• Sennheiser develops a younger consumer marketing strategy

  An Asia-Pacific campaign for MOMENTUM True Wireless 2 used a Korean-pop creative concept to present earbuds as a route into an immersive, distraction-free world and to reach younger consumers.

  CampaignProduct launch
  Source
• Singapore promotional casing campaign for MOMENTUM True Wireless 3

  Sennheiser Singapore worked with DTC World on limited-edition earbud casings used in collaborations with KrisShop and a Singapore National Day gift-with-purchase promotion.

  CampaignProduct launch
  Source
• Sennheiser launches a campaign for Conversation Clear Plus with Dee Snider

  A global digital campaign used musician Dee Snider to explain Conversation Clear Plus speech-enhancement earbuds through a humorous noisy-restaurant scenario.

  CampaignProduct launch
  Source
• Sennheiser introduces the MOMENTUM 5 Wireless

  Reported product coverage describes the MOMENTUM 5 Wireless as a premium over-ear headphone with active noise cancellation and extended battery life.

  Product launchProduct generation
  Source
• Sennheiser promotes the MOMENTUM True Wireless 5

  Coverage describes the fifth-generation true-wireless flagship as a redesigned earbud platform with Dolby Atmos, Bluetooth 6.0, and replaceable batteries.

  Product launchProduct generation
  Source
• New Sennheiser consumer products promoted in the UK

  The UK consumer site promotes MOMENTUM, ACCENTUM, HDB, AMBEO and RS products alongside refurbished offers, accessories and support resources.

  Product launchOther
  Source

1. Sennheiser
2. Sennheiser official website
3. Daniel Sennheiser becomes board chairman while Andreas remains CEO
4. Sennheiser announces new professional wireless-system developments
5. Daniel Sennheiser to become chairman while Andreas Sennheiser continues as CEO
6. Sennheiser announces new leadership structure for 2026
7. Sennheiser marks its 80th anniversary
8. Daniel Sennheiser to become board chairman while Andreas remains CEO
9. Sennheiser announces a new leadership model
10. Sennheiser announces leadership transition
11. Sennheiser reports €492.3 million group sales for fiscal 2024
12. Daniel Sennheiser to become chairman while Andreas Sennheiser remains CEO
13. Sennheiser launches DeviceHub in public beta
14. Sennheiser marks eight decades as an independent family-owned company
15. Sennheiser Hong Kong publishes consumer-hearing updates
16. Sennheiser launches the Sleepers campaign in the Netherlands
17. Sennheiser reports professional-audio growth in 2022
18. Sennheiser introduces a new Executive Management Board
19. Consumer business transfer to Sonova completed
20. Transfer of Sennheiser consumer business completed
21. Sonova completes acquisition of Sennheiser Consumer Division
22. Sonova completed the acquisition of Sennheiser Consumer Division
23. Sennheiser acquired Merging Technologies
24. Sennheiser announces sale of consumer electronics business to Sonova
25. Sennheiser seeks a partner for its consumer business
26. Sennheiser faces pressure in the true-wireless market
27. Sennheiser announces sale of its consumer business to Sonova
28. Sennheiser announces review and sale process for Consumer Division
29. Sonova agrees to acquire Sennheiser Consumer Division
30. Transfer of Consumer Division postponed to first quarter of 2022
31. Sennheiser and Sonova announce transfer of the Consumer Division
32. Sennheiser agrees to sell consumer business to Sonova
33. Transfer of Sennheiser Consumer Division delayed
34. Sennheiser reorganizes gaming business under EPOS
35. Sennheiser launches global expert-led brand campaign
36. Sennheiser appoints MullenLowe Group to lead global consumer marketing
37. MOMENTUM 3 Wireless campaign contrasted audio expertise with celebrity endorsement
38. Sennheiser launches #DareToDisconnect campaign in India
39. Sennheiser selects MullenLowe Group for consumer-business marketing
40. Sennheiser launches “Let Your Ears Be Loved” campaign for URBANITE headphones
41. MOMENTUM 4 Wireless campaign highlights extended battery life
42. Sennheiser promotes Conversation Clear Plus with Dee Snider
43. Sennheiser promotes earbuds through APAC campaign
44. Sennheiser IE Series positioned as professional in-ear monitors
45. Sennheiser and Mercedes-Benz announce performance-audio collaboration
46. Sennheiser continues flagship wireless-audio launches
47. Sennheiser Japan highlights artist and professional-audio partnerships
48. Sennheiser launches Places with Momentum campaign in Singapore
49. Sennheiser Philippines promotes direct purchasing and current headphone range
50. Sennheiser and Mercedes-Benz expand performance-audio collaboration
51. Singapore promotional casing campaign for MOMENTUM True Wireless 3
52. Sennheiser introduces the MOMENTUM 5 Wireless
53. New Sennheiser consumer products promoted in the UK