- A. F. Hart1
- A. Fantis and Co.1
- A. M. Beebe Co.1
- A. V. Taylor1
- Addison Packing Co.1
- Affiliated Bakers Co.1
- Albany Food Products, Inc.1
- Albert P. Allen1
- Albert Richards Company, Inc.1
- Albert W. Sisk & Son1
- Alberti Importing & Exporting Co., Inc.1
- Albion French Lake Creamery Association1
- Alfred G. Wuori1
- Alice E. Tasker and Harold Tasker1
- Amanda Koivula1
- 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