- California Packing Corporation ; Libby, McNeill & Libby1
- California Walnut Growers Association1
- Cannon S. Wray1
- Cannon S. Wray and Clarence Nelson, trading as the Wyoming Cheese Factory, at Bedford, Wyo., and Harold C. Jensen, manager of the factory1
- Colorado Animal By-Products Co.1
- Colorado Marketing Company1
- Colorado Tru-Fruit Juice Co.1
- Corbett Ice Cream Co.1
- Corbett Ice Cream Co., a corporation, trading at Cheyenne, Wyo.1
- Corbett Ice Cream Company1
- Currie Canning Co.1
- D. B. Scully Syrup Co., a copartnership, Chicago, Ill.1
- Dallas Oil & Refining Co.1
- Dean Pharmacal Co.1
- Deligiannis Bros.1
- Delta Canning Co.1
- Denio-Barr Mill & Grain Co.1
- Denver Noodle Co.1
- Dr. J. B. Sumner & Son.1
- E. & A. Opler, Inc.1