| SIC Code | Business or Product | Registrants |
|---|
|  | | |
| 1629 | Caisson drilling-contractors | * |
| 3443 | Caissons, metal plate | 35 |
| 5999 | Cake decorating supplies – retail | * |
| 2045 | Cake flour – made from purchased materials | * |
| 2041 | Cake flour – made in the same establishment | * |
| 2099 | Cake frosting mixes, dry | * |
| 2045 | Cake mixes – made from purchased materials | * |
| 2064 | Cake ornaments, confectionery | * |
| 2051 | Cakes, bakery, except frozen | * |
| 5142 | Cakes, frozen: packaged – wholesale | * |
| 2053 | Cakes, frozen: pound, layer, and cheese | * |
| 1031 | Calamine mining | * |
| 1041 | Calaverite mining | 3 |
| 1422 | Calcareous tufa, crushed and broken-quarrying | * |
| 1411 | Calcareous tufa, dimension-quarrying | * |
| 5198 | Calcimines – wholesale | * |
| 2851 | Calcimines, dry and paste | 50 |
| 2999 | Calcined petroleum coke – made from purchased materials | * |
| 3567 | Calcining kilns (industrial furnaces) | 14 |
| 1499 | Calcite mining | 1 |
________
* There are SEC Registrants, but only at the 2- or 3-digit SIC Code levels. |
