Bachmann
CJM
Dapol
Doehler & Haass
ESU
Gaugemaster
Graham Farish
Hookstone Models
Hornby
Kato
Legomanbiffo
Legomanbiffo DCC sound files.
Lenz
MarWick
Minitrix
Southwest Digital
Tomix
Train-o-Matic
Union Mills
Zimo