- Speas Manufacturing Co.2
- Sugar Creek Creamery Co.2
- Terminal Refrigerating & Warehousing Corporation2
- Thomas Roberts & Co.2
- Thrift Packing Co.2
- Transit Milling Co.2
- Webster Canning & Preserving Co.2
- Wheeler-Barnes Co.2
- A. J. Holden1
- A. M. Richter Sons Co., Manitowoc, Wis.1
- A. Overhold & Co.1
- A. Overholt & Co.1
- A. Russo & Co.1
- A. W. Sisk & Son1
- A.S. Olmsted Co.1
- Abe Shaffer, Carl Pollak, Morris Greenwald, Richard Jorritsma, and Max Hirsch, trading as the Cassopolis Creamery, Cassopolis, Mich.1
- Acme Chemical Manufacturing Co.1
- Acton Co.1
- Ada County Dairymen's Association1
- Adium Products, Inc.1