| Business | Phone |
| Royal Carbide Products Inc 2011 Winslow Rd, Williamstown 8094 | (856) 875-4440 |
| Weber Machine Co 1086 N Black Horse Pike # 4, Williamstown 8094 | (856) 740-1422 |
| Zero Tolerance Machine 1650 Glassboro Rd, Williamstown 8094 | (856) 881-9072 |
| Atlantic Manufacturing & Mach 18 E Black Horse Pike, Williamstown 8094 | (609) 561-9533 |