- American Dairies, Inc.3
- Angelo Cataldo, trading as the Liberty Chocolate Co., and Carl Rapucci, manager1
- Antonio J. Pereira and Joseph Rodrigues, trading as co-partners under the firm name of Luso-American Macaroni Manufacturing Co.1
- Aperion Products Co., Boston, Mass., and Solomon B. Jacobson, treasurer1
- Apple Growers Assn.1
- Ararat Co., Inc.1
- Arcangelo Cataldo, trading as the Liberty Chocolate Co.1
- Archer-Daniels-Midland Co.1
- Armand Koivula1
- Armas A. Pelto1
- Armour & Co.1
- Arnold Cheeney1
- Arthur Canneries1
- Arthur F. Roberts, receiver for the firm trading as Darcy's Pies1
- Arthur Redmond Co., Inc.1
- Atkinson Milling Co.1
- Atlantic Food Packing Co.1
- Atlas Foods, Inc.1
- B. A. Griffin Co., Inc., and Bennett A. Griffin, president of the corporation1
- B. Pierce & Co.1