- Blair Milling Co.1
- Blue Grass Butter Co.1
- Bridgewater Canning Co.1
- Buno Co., Inc.1
- C. D. Kenny Division, Consolidated Grocers Corp.1
- C. G. Reaburn & Co.1
- C. H. Brubaker, South Point, Ohio1
- C. H. Musselman Co.1
- C. W. Forgey1
- Cadick Milling Co.1
- California Prune & Apricot Growers Association1
- Callahan & Sons1
- Callahan & Sons (Inc.)1
- Callahan & Sons, Louisville, Ky.1
- Cape Ann Fisheries, Inc.1
- Charles R. Ubelhart & Co.1
- Charleston Food Products Co.1
- Chesapeake Orchard Co.1
- Codi Laboratories1
- Cohen Drug Company, Inc., Charleston, W. Va., and Saul Cohen.1