| Business | Phone |
| Mach I Inc 340 E Church Rd, King Of Prussia 19406 | (610) 279-2340 |
| Arkema 900 1st Ave, King Of Prussia 19406 | (610) 878-6500 |
| Ciba Specialty Chemicals 310 Brownlie Rd, King Of Prussia 19406 | (610) 354-0625 |
| Premier Chemicals Llc 860 1st Ave, King Of Prussia 19406 | (610) 962-8954 |