| Abel Hammers (Germany) |
| Baldwin Piano Company |
| Bechstein Piano Co. |
| Bentley Pianos Ltd. |
| Blüthner
|
| Bohemia Pianos (Czech Republic) |
| Bösendorfer Piano Co. |
| Boston Piano Co. |
| John Broadwood and Sons Ltd. |
| Chavanne Pianos -- Small piano maker in France |
| Cline Piano Co. |
| Conn Pianos |
| Essex - made by Young Chang for Boston |
| Estonia Piano |
| Fachverband Deutsche Klavierindustrie -- German Piano Manufacturers Association |
| Fandrich & Sons includes discussion of a new design for a vertical action |
| Fazioli Pianoforti |
| Feurich Pianofortefabrik |
| August Förster GmbH - Germanay |
| Grotrian Piano Company |
| Haessler - Made by Blüthner |
| Hallet & Davis |
| Hyundai |
| Ibach Piano Co. |
| Kawai Piano Company US |
| Kemble Piano, UK |
| Kingsburg - Made by Yantai Longfeng Piano Co. |
| Krakauer Pianos |
| Alfred Knight, Ltd. |
| Mason & Hamlin Pianos |
| Niemeyer - Made by Dongbei Piano |
| Pearl River - Made by Guangzhou Pearl River |
| Petrof Piano Company (in Czech and English) |
| PianoDisc |
| Pleyel and Co. |
| Pramberger Pianos - Made by Young Chang |
| Royale Piano, Korea |
| Säengler & Söhne - |
| Samick Piano |
| Carl Sauter Pianofortemanufaktur |
| Wilhelm Schimmel Pianofortebau |
| Schroeder & Sons |
| Schulze Pollmann Acoustic Pianos |
| Ed. Seiler Pianofortefabrik |
| Shingeru-Kawai - Special series of handmade pianos by Kawai |
| Steingraeber & Söhne |
| Steinway & Sons |
| Charles Walter Piano Company |
| Weber Piano Company |
| Welmar Pianos , England |
| Woodchester Pianos, England |
| Wurlitzer Pianos - Made by Baldwin |
| Yamaha |
Nick Gravagne