I searched for builders on the internet and I found some.
It could be that the upper ones are still busy with building accordions.
If you see that something is wrong, please reply on the forum.
Please also reply if I forget somebody who's building nowadays.

Builder Brand Where
Marc & Joel Savoy Acadian Eunice
Clarence Junior Martin Martin Scott
Rusty Sanner Heritage Prairie Ronde
Jude Moreau Bon Temps Groves (Tx)
Ed Poullard Poullard Beaumont(Tx)
Graig Vincent Vincent Welsh
Jasper Bearb Beard Church Point
Tim Reed Reed ???
Larry Miller Bon Tee/Cajun Iota
Andre Michot Michot Broussard
Jesse Lege Legend Austin(Tx)
Toby Cormier Cormier New Iberia
Jessie Brown Choupique Port Allen
Leland Colligan Acadiana Carencro
Greg Mouton ? Mouton ? Crowley
John Elton Doucet Cajun Accordion Church Point

I don't know if the ones below are still building ?
Some of them passed away :cry:
I found some old lists on the internet with builders, but they were quite old.

Russel Richard ??? ???
Sidney Brown Sidney Brown Lake Charles
Valentine Lopez Starling ???
Charlie Ortego Master ???
Ervin Lejuene LeJeune ???
Laten Miller Cajun Classic ???
Lee Begnaud Begnaud ???
Cliff Mott Mott ???
Harrison Fontenot Imperial ???
Randy Falcon Falcon ???
Neal Ervin Proffessional ???
Bryan LaFleur L'anse Gris Athens (Tx)
Johnny Sonnier Lil Cajun ???
Paul Guidry Creole Lafayette
Lawrence Mouton ? Mouton ? ???
Fred Cormier Magnolia ???
Alvin Leger Leger ???
Moisy Baudoin Vermillion Erath
Dirk Richard Pointe Noir ???
John C Hebert Crown ???
??? Breaux Bridge ???
??? Palmetto ???
Lawrence Mouton ??? ???
John Roger Cajun ???
Errol Verret Evangeline ???
John Mrnustik ??? Houston(Tx)
Danny Dyson ??? ???
Ken Guillory La Louisianne ???
Rudy LeJeune Cajun Special Estherwood
Cecil ? Swallow Ville Platte?