Designed and built in U.S....
Turntables:
Basis
Galibier Design
SOTA
Teres
VPI
Walker Audio
Amplifiers:
Aesthetix Audio
Atma-Sphere
Audio Research
Ayre
Balanced Audio Technology (BAT)
Berning
Boulder
Cary
Conrad-Johnson
Convergent Audio Technology
Hovland
Joule Electra
Lamm Industries
Manley
Rogue
Spectral Audio
VTL
Speakers:
Avalon Acoustics
Magnepan
Martin Logan
Merlin
Rockport
Sound Lab
Wilson Audio
Cables:
Purist Audio Design
Silent Source
Turntables:
Basis
Galibier Design
SOTA
Teres
VPI
Walker Audio
Amplifiers:
Aesthetix Audio
Atma-Sphere
Audio Research
Ayre
Balanced Audio Technology (BAT)
Berning
Boulder
Cary
Conrad-Johnson
Convergent Audio Technology
Hovland
Joule Electra
Lamm Industries
Manley
Rogue
Spectral Audio
VTL
Speakers:
Avalon Acoustics
Magnepan
Martin Logan
Merlin
Rockport
Sound Lab
Wilson Audio
Cables:
Purist Audio Design
Silent Source