petosa
A US family accordion business with manufacturing links to Castelfidardo.

- Founded
- 1922
- Roots
- Seattle area, United States; Castelfidardo, Italy
- Instruments
- Piano and button accordions
About the maker
Carlo Petosa founded the family business in 1922. The maker says its accordions have been produced in the Seattle area and Castelfidardo, with an Italian factory partnership dating from 1945.
Its catalogue includes piano and chromatic button accordions. The illustrated AM-1100 Concert is listed with 41 piano keys, 120 basses and a double tone chamber.