- A. Recht & Sons1
- A. Russo & Co.1
- A. T. Hipke & Sons, Inc.1
- ABC Popcorn Co., Inc.1
- Abbott Bros. Co., Berwyn, Ill.1
- Abnate Coffee Corporation1
- Abnate Food Products1
- Acker Pecan & Produce Co.1
- Alfred Erny1
- Algoma Produce Co.1
- Allouez Mineral Spring Co.1
- Allouez Mineral Spring Co., a corporation, Green Bay, Wis.1
- Almanaris Mineral Spring Co., a corporation, Waukesha, Wis.1
- Ambrosia Chocolate Co.1
- Ambrosia Chocolate Co., a copartnership consisting of Otto J. Schoenleber, William C. Blommer, George W. Dodd, and W. G. Fahnestock, Milwaukee, Wis.1
- American Apothecaries Co.1
- American Candy Co., a corporation, Milwaukee, Wis.1
- American Maple Products Corporation1
- American White Cross Laboratories, Inc.1
- Anton Jennaro1