A friend pointed me to a list of audiophile manufactures. Unfortunately, it had errors, out-of-date links, etc. And, some critical missing companies were noted. So, here is my revised list. I will be updating this as time goes on.
| Aaron | German amplifier manufacturer |
| Accuphase | High-end Japanese electronics |
| Acoustic Energy | Speakers |
| Acoustic Research | Speakers |
| Adcom | American manufacturer of solid-state hi-fi and home theater equipment |
| Aerial Acoustics | Model 10T speakers (presented by Acoustic Image |
| Aliante | Italian audiophile speakers |
| Altec Lansing | Manufacturers of speakers and audio components |
| Ambiance Acoustics | California Cube loudspeakers |
| American Power Conversion | Audio-grade UPS's and surge protectors |
| Amplifier Technologies Inc | Audiophile solid-state amps |
| Arcam | British hi-fi and home theater units |
| Aronov Audio | Amplifiers for tube enthusiasts |
| Atma-Sphere | Audiophile amplifiers, mostly tubes |
| Audio Artistry | The Beethoven, Dvorak & Vivaldi speakers |
| Audio by Van Alstine | Components |
| Audio Concepts, Inc. | Speakers manufacturer, known for their subwoofers |
| Audio Note | UK high end manufacturer |
| Audio Power | The Power Wedge series |
| Audio Research | Components manufacturer |
| Audio Valve | German high end tube amplifiers |
| Audiodyne | Omnidirectional speakers, cables and accessories |
| Audire Inc | Power amps and pre-amps |
| Avantgarde Acoustic | Exotic German horns for audiophiles |
| Avolon Acoustics | High-end speakers |
| B & W | English speakers maker |
| B&K Components | Hi-fi and video electronics |
| Bag End | Subwoofers and speakers |
| Balanced Audio Technology | Tubes power- and pre-amps |
| Bang & Olufsen | Designer audio components |
| Bel Canto Design | Tube and solid-state amplifiers |
| BGW Systems | US based amplifier and subwoofer systems |
| Blue Circle Audio | Canadian audio components manufacturer |
| Bohlender Graebener Corp | Makers of magnetic planar transducers |
| Bose | Components manufacturer |
| Boston Acoustics | Home-theater speakers systems |
| Bryston | Canadian audio electronics manufacturer |
| Cabasse SCA | French loudspeakers |
| Camelot Technologies | US-based digital components and cables |
| Cardas Audio | Cable and connectors manufacturer |
| Cary | Tube amplifiers |
| Chord Company | English cables and connectors |
| Chord Electronics | Amplifiers and Preamps |
| Cinepro | Powerful audio/video amplifiers |
| Coincident Speaker Technology | The "Troubador" speaker |
| Conrad Johnson | Tube amps |
| Creek | British manufacturer of amplifiers and CD players |
| Crown International | Makers of amplifiers , cross-overs and accessories |
| Curcio Audio Engineering | Amplifier and components manufacturer |
| Cyrus | UK audio components manufacturer |
| DCM | Home-theater speakers |
| dCS Elgar | The audiophile Pre-amp/DAC |
| Definitive Technology | Makers of bipolar, direct radiating, surround speakers, and subwooofers. |
| Denon | Audiophile and home theater components |
| Densen Audio Technologies | Danish amplifiers |
| DH Cones | Ceramic stands |
| DNM | Amplifiers and cables |
| Duntech | Australia's high-end loudspeakers |
| Dynaudio | Danish speakers manufacturer |
| ELAC | German speakers and electronics |
| Electrocompaniet | High-end Norwegian manufacturer, best known for their amplifiers |
| Eminent Technology | Multimedia and hi-fi speakers |
| Epos | British speakers manufacturer |
| Fanfare Electronics | High-end tuner manufacturer |
| Fase Evoluzione Audio | Italian maker of solid state amplifiers and CD players |
| Focal | French speaker manufacrurer |
| Gallo Acoustics | Maker of the exotic "Necleus" |
| Genesis Technologies | Renown speakers and the Digital Lens |
| German Physiks | Speakers featuring "DDD Bendingwave Converter" |
| Goertz Audio | Matched impendance flat cables |
| Goldmund | Swiss manufacturer of audio components |
| Gradient | Finnish speakers for the home |
| Grado | Headphones and cartridges |
| Graham Engineering | Tonearms |
| Gryphon Audio Designs | Danish solid-state amplifiers |
| Hales Design | High-end speakers |
| Harbeth Acoustics | UK monitor speakers |
| Harmon Kardon | Audio Visual and Hi-Fi manufacturers |
| HeadRoom | Headphones and headphone amps |
| Hegel | Norwegian amps and DACs |
| ICL Audio | Japanese single-ended amps with exotic tubes |
| In Focus | Screenplay projectors |
| Infinity Systems | US speaker manufacturer |
| Iso Tek | Full range of mains conditioners, leads and systems |
| Ixos | Audiophile cables |
| Jadis | Exotic French tube components |
| Jamo | Danish speakers manufacturer |
| Jeff Rowland | Solid state amplifiers (presented by Ambrosia) |
| JM Lab | French high end speakers |
| Joule Electra | Exotic handcrafted tube amps |
| JPS Labs | The "Super Conductor" series of cables |
| Kef | British speakers |
| Kharma/OLS | Dutch Audiophile speakers |
| Kimble Kable | Cable manufacturer from U.S.A |
| Klipsch | Horn-loaded speakers |
| Koss | Audiophile and professional head-phones |
| Krell Industries | Solid state amplifiers |
| Legacy Audio | Speakers and electronics |
| Linn | Scottish manufacturer of hifi electronics, turntables and loudspeakers |
| Luxman | Japanese components |
| Magnepan | "Maggies" ribbon speakers |
| Manley Laboratories | Tube amplifiers and professional equipment |
| Marantz | Components |
| Mark Levinson | Products made by Madrigal. |
| Martin-Logan | Electrostatic / hybrid speakers |
| MBL | German high-end speakers and electronics |
| McIntosh Labs | American components and speakers manufacturer |
| Meridian | English stereo and surround equipment |
| Merlin Music System | VSM/TSM speakers |
| Metaxas Audio Systems | Australian electrostatic speakers & electronics |
| Michell Engineering | Maker of the Michell GyroDec Turntable |
| Mirage | Canadian Bipolar and Omnipolar speakers |
| Mission | British speakers manufacturer |
| MIT | Cables for the audiophile |
| Monitor Audio | A/V speakers |
| Mordaunt-Short | English hi-fi and home theater speakers manufacturer |
| Music Labs | Power- and pre-amplifiers |
| Music Metre | Cables and interconnects |
| Myryad | British components (Presented by Audio Influx) |
| NAD | Consumer audio amplifiers, AV receivers and CD players |
| NAGRA | Nagra-D digital audio recorder |
| Naim Audio | Hi-fi components |
| Nakamichi Corporation | Japanese manufacturer of high-end and consumer products |
| NHT | Now Hear This...U.S. speakers manufacturer |
| Nordic Speakers | Swedish manufacturer of Aurus and PM speakers |
| Nordost Corp | Maker of Flatline Cables |
| Note Perfect | Australian "loudspeakers for music lovers" |
| Nova | "Evolution" loud speaker |
| Ohm Acoustics | Speakers maker |
| Osborn Speakers | "No Compromise Loudspeaskers" |
| Panamax | Surge protectors and conditioners |
| Paradigm | Canadian hi-fi and home-theater speakers |
| Parasound | Components and speakers |
| Pass Labs | Aleph range of power and pre amps |
| Piega | Swiss speakers |
| Polk Audio | US speaker manufacturer |
| Polyfusion Audio | American audio electronics |
| Pro-ject Turntables | Turntables |
| PSB Speakers | Speakers |
| Pure | Hi-Fi equipment and DAB radios |
| QED | UK audio accessories and cables |
| Quad | UK speakers and electronics |
| Rane Corporation | Home-theater electronics |
| REL Acoustics | UK subwoofers |
| Rogue Audio | Tube amps |
| Roksan | English analog & digital hifi components |
| Rotel | Rotel components |
| RR Audio | LA-based manufacturer of high res speakers/ acoustical engineering services |
| Ruark Speakers | British speakers |
| Sennheiser | Headphones |
| Signature Technologies | Tube Electronics and speakers |
| Siltech | Cables and interconnects |
| Simaudio | MOON amps and DACs |
| Simon Yorke Designs | Turntables and tonearms |
| SJS Electroacoustics | UK custom built all-triode tube amplifier |
| Snell Acoustics | American speakers manufacturer |
| Sonic Frontiers | Canadian audio manufacturer, mostly tube |
| Sonus Faber | Speakers |
| Sound Lab | Electrostatic speakers |
| Sovtek | Russian tube manufacture |
| Spectraflex | Braided hifi cables |
| Spectron Labs | 1000 watt digital amplifier |
| Stereolith | Swiss single-box speakers |
| Straight Wire | US high-end cables |
| Sunfire | Amplifiers and Subwoofer from Bob Carver |
| Supra Cables | Swedish audiophile cables |
| Svetlana | Russian tube manufacturer |
| Tannoy | English speakers |
| Tara Labs | Speaker cable |
| TEAC | Hi-Fi Equipment |
| Theta Digital | Audiophile digital components |
| Thiel Audio | Audiophile speakers |
| Tivoli | Hi-Fi and radios |
| Transcendant Sound | OTL technology power amps |
| Transparent Cable | Ultra hi-end cables |
| Triad Speakers | American speakers, best known for their subwoofers and home-theater systems |
| Ultimate Technology | Ultech digital components and Ares speakers |
| VAC | Tube amplifiers, Valve Amplification Company |
| VAF Research | Australian speakers and kits |
| Van den Hul | Cables, phono cartridges and electronics |
| Vandersteen | Speakers for audio and home theatre |
| Velodyne | American speakers manufacturer, known for their subwoofers |
| Verity Audio | The Parsifal Loudspeakers range |
| Von Schweikert Research | Speakers, the VR4 manufacturer |
| Wadia | Digital electronics like CD players, transports etc. |
| WBT | Connectors and cable accessories |
| Well Tempered Lab | Analog turntables etc. |
| Westlake Audio | Design and produce hi-fi and pro audio loudspeakers |
| Wilson Audio | Manufacturer of the Grand SLAMM |
| Wire World | American manufacturer of high-end cables and connectors |
| Wright Sound | Tube components |
| XLO Cables | Cables |
| YBA | French audio electronics and speakers |
Revision 0.1
Fixed Aaron and NAD.
Removed Monster Cable (C'mon, really?)
Formatting changes and fixes.
Cleaned up sort.
Removed value judgments.
Removed JBL, Kenwood, Onkyo, Yamaha
Added APC, Focal, and Sonus Faber
Fixed Nordic Speakers, Accuphase
Removed Beam Echo, Sovereign GMBH, Wood Speaker Systems (defunct)
Fixed Chord Electronics, Curcio Audio, Goertz Audio, RR Audio, Ruark, YBA
Removed furniture and stands
V0.1.1
Added McIntosh Labs
Added Arcam
