| Business | Phone |
| Emtec Composites 110 E Windsor Ave, Elkhart 46514 | (574) 206-0077 |
| Fiber Tron Corp 29877 Us Highway 33, Elkhart 46516 | (574) 294-8545 |
| Global Composites Inc 58190 County Road 3, Elkhart 46517 | (574) 522-9956 |
| Millennium Products Inc 57755 Holiday Pl, Elkhart 46517 | (574) 293-3840 |
| Molded Acoustical Prods Inc 3809 Lexington Park Dr, Elkhart 46514 | (574) 294-5463 |
| Owens-Corning Fiberglass Corp 1741 Conant St, Elkhart 46516 | (574) 295-8087 |
| Superior Fiberglass & Resins 28852 Phillips St, Elkhart 46514 | (574) 264-2246 |
| Altec Engineering Inc 28274 County Road 20, Elkhart 46517 | (574) 293-1965 |
| Altec Engineering Inc 2950 Gateway Dr, Elkhart 46514 | (574) 264-0867 |