Peterayer; Indeed, one of my favorites as well. With a love for stainless steel and anodized aluminum billet products, and being a machinist, I have a weakness for modern/hi-tech/industrial-looking products in general, nevermind audio equipment. Below is a small compilation of manufacturers I admire, though I do understand the Mcintosh appreciation.
Please excuse my computer ignorance (active links).
www.chordelectronics.co.uk/(everything!)
www.passlabs.com (early Aleph amps, X/XA series amps/preamps)
www.bowtechnologies.com/ (ZZ One, Wazzo, Warlock
www.simaudio.com/ (current Evolution series)
www.primare.net/ (current products, ie; I30 Integ.)
www.jeffrowland.com (almost all)
www.edgeamp.com/ (Ref. & NL series)
www.pliniusaudio.com/ (current products)
www.classeaudio.com/ (almost all, but prefer CA-xx1 series to current)
www.halcro.com/ (DM series)
www.ayre.com/ (MX-R mono amp)