| Shell Chemical Co (Martinez, CA)
|
| Sic Technologies (Atlanta, GA)
|
| Sierra Chemical Co (Stockton, CA)
|
| Sigma-Genosys (Spring, TX)
|
| Sika Corp (Santa Fe Springs, CA)
|
| Silar Laboratories Inc (Wilmington, NC)
|
| Simplot Grower Solutions (Umatilla, OR)
|
| Solventol Chemical Products (Romulus, MI)
|
| Sonneborn Inc (Petrolia, PA)
|
| Sony Chemicals Corp of America (Mount Pleasant, PA)
|
| Southern Ionics Inc (Baton Rouge, LA)
|
| Southern Ionics Inc (Pasadena, TX)
|
| Spare Tank (Baltimore, MD)
|
| Spc-Specialty Products Clng (Wheat Ridge, CO)
|
| Specialty Products & Insltn (Augusta, GA)
|
| Sqm Lithium Specialists (La Porte, TX)
|
| Stevens Ag (Templeton, IA)
|
| Stoner Inc (Quarryville, PA)
|
| Stresstech (Red Wing, MN)
|
| Summit Environmental Corp Inc (San Diego, CA)
|
| Sunset Fireworks Ltd (Dittmer, MO)
|
| Sunshine Industrial Products (Cherry Hill, NJ)
|
| Superior Manufacturing Co (Detroit, MI)
|
| Surpass Chemical Co (Albany, NY)
|
| Syntec Corp (Wilmington, DE)
|
