- C. F. Mattlage Sales Co.2
- Capon Springs Co.2
- Cardinale Macaroni Manufacturing Co., Inc.2
- Carl J. Greenblatt, trading as G & W Laboratories, Jersey City, N. J.2
- Carmine Marcucci, trading as the Atlantic Canning Co.2
- Caroline Poultry Farms, Inc.2
- Charles B. Knox Gelatine Co., Inc.2
- Charles M. Hick & Co.2
- Charles Webster2
- Chase Sales Co.2
- Chermak Drug Co.2
- Chesebro, Robbins & Graham, Inc.2
- Chester Packing Co.2
- Cooke, Shanawolf Co.2
- Corn Products Refining Co.2
- Cosmopolitan Oil Products Corporation2
- Crown Confections2
- David Coleman, Inc.2
- De Martini Macaroni Co., Inc.2
- Deane Plaster Co.2