“Independent” and “boutique” are two of the most-used words in audio marketing, and two of the least reliable. A brand can keep its founder’s name, its heritage logo, and its artisan story for years after it’s been folded into a multinational. Ownership is a fact buyers rarely get told, so here’s the honest version, and why it’s worth knowing.

To be clear up front, independence doesn’t mean better. Some of the finest gear in the world is made by conglomerate-owned divisions with deep R&D budgets. But ownership changes incentives: the patience to chase a weird idea and the freedom to make a low-volume flagship, versus the pull of quarterly targets and platform strategy. Knowing who answers to whom tells you something real about a company’s priorities.

Names that now sit inside something bigger

Some of the most storied names in the hobby have a corporate parent these days:

  • Sennheiser’s consumer headphone business was acquired by the Swiss hearing-technology group Sonova, a deal that closed in March 2022. The Sennheiser family still runs the professional side of the business, but the headphones you buy off the shelf are a Sonova product now.
  • Audeze, the California planar-magnetic maker, was acquired by Sony Interactive Entertainment in 2023. Sony said it would keep operating independently within the PlayStation ecosystem, but the ownership is what it is: a boutique high-end brand absorbed into a console platform.
  • Denon and Bowers & Wilkins came up through the Sound United group, which passed through Masimo and, in September 2025, landed inside Samsung’s Harman International. So the ultimate parent of both is now Samsung.
  • STAX, the Japanese inventor of the electrostatic “earspeaker,” has belonged to China’s Edifier since 2012, which has kept the brand and its Saitama operations running.
  • Focal is now owned by the Belgian technology group Barco, which acquired Focal’s parent holding company (alongside Naim) in 2026. Astell&Kern is a brand of Dreamus, the former iriver. Fostex is the consumer arm of the OEM giant Foster Electric. And Marshall headphones are made by Sweden’s Zound Industries, now the Marshall Group, in which a Chinese private-equity firm took a majority stake in 2025.

In every one of these cases the packaging still leans on words like heritage and craft. The cap table tells a different story.

The ones still run by their founders

And then there are the holdouts, companies still run by the people whose names are on the door:

  • ZMF Headphones is a husband-and-wife business hand-building solid-hardwood headphones just outside Chicago, in Berwyn, Illinois. Grado Labs has made headphones and phono cartridges in the same Brooklyn building for three generations, still privately held by the Grado family.
  • 64 Audio is still led by its founder, Vitaliy Belonozhko. Schiit Audio is still owned by the two engineers who started it, Jason Stoddard and Mike Moffat, and everything is made in the USA. Dan Clark Audio, Campfire Audio, HiFiMan, Moondrop, and Meze are also independent, founder-shaped companies.
  • A couple of edge cases are worth flagging. Bang & Olufsen is publicly traded but independent, with no controlling conglomerate above it. Bose is private in an unusual way: founder Amar Bose donated the majority of the company’s stock to MIT in 2011 as non-voting shares, so a university collects the dividends while the company stays privately controlled.

How to read all this

The pattern worth internalizing is that the brand vibe outlives the ownership change. A logo and a founding story are cheap to keep. Independence is not. That’s not a reason to avoid conglomerate-owned gear. It’s a reason to know what you’re actually buying, and to give the genuinely independent makers some credit for the harder path they’re walking.

That’s why every listing in this directory carries an honest independent-or-owned flag, sourced and kept current. Filter the directory to independent makers only and you’ll see how short that list really is.