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| Name of Manufacturer | Country | City | Types of Instruments |
| Allodi | UK | London | Chromatic PA/BA, Diatonic BB, Other |
| Baldoni | USA | Menomonee Falls, WI | Chromatic PA/BA, Diatonic BB, Other |
| Beltuna | Italy | Castelfidardo | Chromatic PA/BA, Diatonic BB, Other |
| Bon Tee | USA | Iota, LA | Cajun Accordions |
| Bugari Armando | Italy | Castelfidardo | Chromatic PA/BA, Diatonic BB, Other |
| Cairdín (say "car-DEEN") | Ireland | Co. Offaly | 2-row Irish (half-step) and Folk (fourths) style |
| Dancemaster Accordions | USA | Florida | Diatonic BB, 1- & 2-row (Irish and Cajun style) |
| Fisart/Vignoni | Italy | Castelfidardo | Chromatic PA/BA, Diatonic BB, Other |
| Fisitalia | Italy | Castelfidardo | Chromatic PA/BA, Diatonic BB, Other |
| Fratelli Crosio | France | Paris | Chromatic BA, Bandoneon, Others |
| Gabbanelli | USA | Houston, TX | TexMex Diatonic BB, Other |
| Gabbanelli Ubaldo | Italy | Castelfidardo | Chromatic PA/BA, Diatonic BB, Other |
| Geuns, Harry | Netherlands | Grathem | Bandoneons |
| Giustozzi | Italy | Castelfidardo | Chromatic PA/BA, Diatonic BB, Other |
| Harmona - Weltmeister | Germany | Klingenthal | Chromatic PA/BA, Diatonic BB, Other |
| Herrington Brothers | USA | Mesquite, TX | Anglo Concertinas |
| Hohner | Germany | Trossigen | Chromatic PA/BA, Diatonic BB, Other |
| Loffet, Bernard | France | Bretagne | Diatonic BB |
| Melodia | Russia | Tula | Various Chromatic BA and Russian Accordions |
| R. Morse & Co. | USA | Amherst, MA | Anglo-German Concertinas |
| Petosa | USA | Seattle, WA | Chromatic PA/BA, Diatonic BB, Other |
| Pieremarie | Italy | Castelfidardo | Chromatic PA/BA, Midi |
| Serenellini | Italy | Castelfidardo | Chromatic PA/BA, Diatonic BB |
| Schneeberg | Germany | Klingenthal | Handcrafted Steierische, Club, BB, Bandonikas, PA, Other |
| Tedro | USA | Birmingham, AL | Anglo Concertinas |
| Titano | USA | Mineloa, NY | Chromatic PA/BA |
